/* ============================================
   Gold LP Theme — LP スタイル
   ============================================ */

/* === Google Fonts === */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&family=Oswald:wght@600;700&display=swap');

/* === LP共通ラッパー === */
.lp-section {
    width: 100%;
    padding: 80px 20px;
    position: relative;
    overflow: hidden;
}

.lp-container {
    max-width: 900px;
    margin: 0 auto;
    width: 100%;
}

.lp-container--wide {
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
}

/* === セクション見出し共通 === */
.lp-section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold-primary);
    border: 1px solid var(--gold-dark);
    padding: 4px 14px;
    border-radius: 2px;
    margin-bottom: 16px;
}

.lp-section-title {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 900;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.lp-section-title span,
.lp-section-title .gold {
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.lp-section-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 48px;
}

.lp-section-divider {
    width: 60px;
    height: 2px;
    background: var(--gold-gradient);
    margin: 20px 0 40px;
}

.lp-section-divider--center {
    margin: 20px auto 40px;
}

/* ============================================
   01. ファーストビュー
   ============================================ */
.lp-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 100px 20px 80px;
    background-color: var(--dark-bg);
    position: relative;
    overflow: hidden;
}

.lp-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(ellipse, rgba(201,168,76,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.lp-hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold-dark), transparent);
}

.lp-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(201,168,76,0.1);
    border: 1px solid var(--gold-dark);
    border-radius: 100px;
    padding: 6px 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--gold-primary);
    margin-bottom: 32px;
}

.lp-hero__badge::before {
    content: '★';
    font-size: 0.7rem;
}

.lp-hero__eyebrow {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.25em;
    color: var(--gold-primary);
    text-transform: uppercase;
    margin-bottom: 20px;
}

.lp-hero__title {
    font-size: clamp(2rem, 6vw, 3.8rem);
    font-weight: 900;
    line-height: 1.25;
    color: var(--text-primary);
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

.lp-hero__title .gold {
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.lp-hero__subtitle {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: var(--text-secondary);
    line-height: 1.9;
    max-width: 640px;
    margin: 0 auto 48px;
}

.lp-hero__product-image {
    max-width: 700px;
    margin: 0 auto 48px;
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 40px rgba(201,168,76,0.05);
}

.lp-hero__cta-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.lp-hero__price-note {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ============================================
   CTAボタン
   ============================================ */
.lp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 18px 48px;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    border: none;
    position: relative;
    overflow: hidden;
}

.lp-btn--primary {
    background: var(--gold-gradient);
    color: #1a1200;
    box-shadow: 0 4px 24px rgba(201,168,76,0.3);
}

.lp-btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(201,168,76,0.45);
    color: #1a1200;
}

.lp-btn--primary:active {
    transform: translateY(0);
}

.lp-btn--outline {
    background: transparent;
    color: var(--gold-primary);
    border: 1px solid var(--gold-dark);
}

.lp-btn--outline:hover {
    background: rgba(201,168,76,0.08);
    color: var(--gold-light);
    border-color: var(--gold-primary);
}

.lp-btn--large {
    padding: 22px 64px;
    font-size: 1.15rem;
}

.lp-btn__arrow {
    font-size: 1.2em;
    transition: transform 0.3s ease;
}

.lp-btn:hover .lp-btn__arrow {
    transform: translateX(4px);
}

/* ============================================
   02. pips実績セクション
   ============================================ */
.lp-results {
    background-color: var(--dark-surface);
    border-top: 1px solid var(--dark-border);
    border-bottom: 1px solid var(--dark-border);
}

.lp-results__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.lp-result-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    padding: 28px 24px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.lp-result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gold-gradient);
}

.lp-result-card:hover {
    border-color: var(--gold-dark);
}

.lp-result-card__meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    letter-spacing: 0.05em;
}

.lp-result-card__pair {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--gold-primary);
    margin-bottom: 12px;
    letter-spacing: 0.05em;
}

.lp-result-card__pips {
    font-family: 'Oswald', sans-serif;
    font-size: clamp(2.8rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.lp-result-card__pips-label {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gold-primary);
    margin-left: 4px;
}

.lp-result-card__yen {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.lp-result-card__yen strong {
    color: var(--gold-light);
    font-size: 1.05rem;
}

.lp-result-card__image {
    margin-top: 16px;
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--dark-border);
}

/* ============================================
   03. 悩み共感セクション
   ============================================ */
.lp-pain {
    background-color: var(--dark-bg);
}

.lp-pain__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 48px;
}

.lp-pain__item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-left: 3px solid var(--danger);
    border-radius: 0 6px 6px 0;
    padding: 18px 20px;
}

.lp-pain__item-icon {
    color: var(--danger);
    font-size: 1.1rem;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 2px;
}

.lp-pain__item-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

.lp-pain__item-text strong {
    color: var(--text-primary);
}

.lp-pain__closing {
    text-align: center;
    padding: 32px;
    background: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
}

.lp-pain__closing-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 8px;
}

.lp-pain__closing-strong {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gold-primary);
}

/* ============================================
   04. 商品説明・インジ連動セクション
   ============================================ */
.lp-product {
    background-color: var(--dark-surface);
    border-top: 1px solid var(--dark-border);
    border-bottom: 1px solid var(--dark-border);
}

.lp-features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.lp-feature-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    padding: 28px 24px;
    position: relative;
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.lp-feature-card:hover {
    border-color: var(--gold-dark);
    transform: translateY(-4px);
}

.lp-feature-card__number {
    font-family: 'Oswald', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    opacity: 0.6;
}

.lp-feature-card__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
    line-height: 1.5;
}

.lp-feature-card__text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin: 0;
}

/* インジ連動図解 */
.lp-system {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    padding: 40px 32px;
    margin-top: 48px;
}

.lp-system__title {
    text-align: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 32px;
}

.lp-system__flow {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.lp-system__step {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px 0;
    border-bottom: 1px solid var(--dark-border);
    position: relative;
}

.lp-system__step:last-child {
    border-bottom: none;
}

.lp-system__step-num {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gold-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Oswald', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: #1a1200;
    flex-shrink: 0;
}

.lp-system__step-content {
    flex: 1;
}

.lp-system__step-name {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--gold-primary);
    letter-spacing: 0.1em;
    margin-bottom: 4px;
}

.lp-system__step-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.lp-system__step-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

/* ============================================
   05. ユーザーの声セクション
   ============================================ */
.lp-voices {
    background-color: var(--dark-bg);
}

.lp-voices__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.lp-voice-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    padding: 24px;
    position: relative;
    transition: border-color 0.3s ease;
}

.lp-voice-card:hover {
    border-color: var(--gold-dark);
}

.lp-voice-card__stars {
    color: var(--gold-primary);
    font-size: 0.85rem;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.lp-voice-card__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
    line-height: 1.5;
}

.lp-voice-card__text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.lp-voice-card__author {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding-top: 12px;
    border-top: 1px solid var(--dark-border);
}

/* スクショ対応 */
.lp-voice-card__screenshot {
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--dark-border);
    margin-bottom: 12px;
}

/* ============================================
   06. セット内容セクション
   ============================================ */
.lp-contents {
    background-color: var(--dark-surface);
    border-top: 1px solid var(--dark-border);
    border-bottom: 1px solid var(--dark-border);
}

.lp-contents__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 48px;
}

.lp-contents__item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    padding: 18px 20px;
    transition: border-color 0.3s ease;
}

.lp-contents__item:hover {
    border-color: var(--gold-dark);
}

.lp-contents__item-check {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--gold-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: #1a1200;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
}

.lp-contents__item-body {
    flex: 1;
}

.lp-contents__item-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.lp-contents__item-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

.lp-contents__item-badge {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--gold-primary);
    border: 1px solid var(--gold-dark);
    border-radius: 2px;
    padding: 2px 8px;
    flex-shrink: 0;
    white-space: nowrap;
}

/* 価格ボックス */
.lp-price-box {
    background: var(--dark-card);
    border: 1px solid var(--gold-dark);
    border-radius: 8px;
    padding: 40px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.lp-price-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gold-gradient);
}

.lp-price-box__label {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.lp-price-box__original {
    font-size: 1rem;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-bottom: 4px;
}

.lp-price-box__price {
    font-family: 'Oswald', sans-serif;
    font-size: clamp(2.8rem, 6vw, 4.2rem);
    font-weight: 700;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 4px;
}

.lp-price-box__tax {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.lp-price-box__discount {
    display: inline-block;
    background: rgba(201,168,76,0.1);
    border: 1px solid var(--gold-dark);
    border-radius: 100px;
    padding: 4px 16px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--gold-primary);
    margin-bottom: 32px;
}

.lp-price-box__note {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 16px;
    line-height: 1.7;
}

/* ============================================
   07. FAQセクション
   ============================================ */
.lp-faq {
    background-color: var(--dark-bg);
}

.lp-faq__list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.lp-faq__item {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.lp-faq__item:hover {
    border-color: var(--gold-dark);
}

.lp-faq__question {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 22px 24px;
    cursor: pointer;
    list-style: none;
}

.lp-faq__question::-webkit-details-marker {
    display: none;
}

.lp-faq__q-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--gold-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: #1a1200;
    flex-shrink: 0;
}

.lp-faq__q-text {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.6;
    flex: 1;
    margin: 0;
    padding-top: 3px;
}

.lp-faq__q-arrow {
    color: var(--gold-primary);
    font-size: 0.8rem;
    flex-shrink: 0;
    transition: transform 0.3s ease;
    padding-top: 5px;
}

details[open] .lp-faq__q-arrow {
    transform: rotate(180deg);
}

.lp-faq__answer {
    padding: 0 24px 22px 68px;
}

.lp-faq__a-icon {
    color: var(--gold-primary);
    font-weight: 700;
    margin-right: 8px;
}

.lp-faq__a-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin: 0;
}

/* ============================================
   08. クロージングセクション
   ============================================ */
.lp-closing {
    background-color: var(--dark-surface);
    text-align: center;
    border-top: 1px solid var(--dark-border);
}

.lp-closing__urgency {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(224,90,90,0.1);
    border: 1px solid rgba(224,90,90,0.3);
    border-radius: 100px;
    padding: 6px 20px;
    font-size: 0.85rem;
    font-weight: 700;
    color: #e05a5a;
    margin-bottom: 32px;
}

.lp-closing__title {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1.35;
    margin-bottom: 20px;
}

.lp-closing__title .gold {
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.lp-closing__text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.9;
    max-width: 600px;
    margin: 0 auto 48px;
}

/* ============================================
   フッター
   ============================================ */
.lp-footer {
    background: #060608;
    border-top: 1px solid var(--dark-border);
    padding: 40px 20px;
    text-align: center;
}

.lp-footer__logo {
    font-size: 1.1rem;
    font-weight: 700;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.lp-footer__links {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.lp-footer__link {
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: color 0.3s ease;
}

.lp-footer__link:hover {
    color: var(--gold-primary);
}

.lp-footer__copy {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin: 0;
}

.lp-footer__disclaimer {
    font-size: 0.75rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 16px auto 0;
    line-height: 1.7;
    text-align: left;
}

/* ============================================
   固定CTAバー（スクロール後に表示）
   ============================================ */
.lp-sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(10,10,15,0.95);
    border-top: 1px solid var(--gold-dark);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.4s ease;
    backdrop-filter: blur(10px);
}

.lp-sticky-cta.is-visible {
    transform: translateY(0);
}

.lp-sticky-cta__text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: none;
}

@media (min-width: 600px) {
    .lp-sticky-cta__text {
        display: block;
    }
}

/* ============================================
   レスポンシブ
   ============================================ */
@media (max-width: 768px) {
    .lp-section {
        padding: 60px 16px;
    }

    .lp-hero {
        padding: 80px 16px 60px;
    }

    .lp-results__grid,
    .lp-features__grid,
    .lp-voices__grid {
        grid-template-columns: 1fr;
    }

    .lp-system {
        padding: 28px 20px;
    }

    .lp-price-box {
        padding: 28px 20px;
    }

    .lp-btn--large {
        padding: 18px 32px;
        font-size: 1rem;
        width: 100%;
    }

    .lp-sticky-cta {
        padding: 10px 16px;
    }
}

/* ============================================
   アニメーション
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.lp-animate {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.lp-animate--delay-1 { animation-delay: 0.1s; }
.lp-animate--delay-2 { animation-delay: 0.2s; }
.lp-animate--delay-3 { animation-delay: 0.3s; }
.lp-animate--delay-4 { animation-delay: 0.4s; }