/* ====================
   料金システムページ専用スタイル
==================== */

.page-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.nav-link {
    padding: 0.8rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 700;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.nav-link:hover {
    background: rgba(255, 107, 53, 0.2);
    border-color: var(--primary-orange);
}

.nav-link.active {
    background: var(--gradient-halloween);
    border-color: var(--accent-yellow);
    box-shadow: var(--shadow-halloween);
}

/* メインコンテンツ */
.system-main {
    position: relative;
    z-index: 10;
    padding: 2rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.system-section {
    margin-bottom: 4rem;
}

.system-title {
    font-size: 2rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 2.5rem;
    background: var(--gradient-halloween);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 料金テーブル */
.price-table {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.price-card {
    background: var(--dark-gray);
    border-radius: 20px;
    padding: 2rem;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.price-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-halloween);
    border-color: var(--primary-orange);
}

.price-card.featured {
    border-color: var(--accent-yellow);
    box-shadow: 0 8px 32px rgba(255, 107, 53, 0.4);
}

.badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--accent-yellow);
    color: var(--black);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 800;
}

.price-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.price-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.price-header h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-orange);
}

.price-amount {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(255, 107, 53, 0.1);
    border-radius: 12px;
}

.price-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-yellow);
}

.price-note {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-left: 0.5rem;
}

.price-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.price-features li {
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
}

.price-features li:last-child {
    border-bottom: none;
}

/* オプショングリッド */
.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.option-card {
    background: var(--dark-gray);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.option-card:hover {
    border-color: var(--primary-orange);
    box-shadow: var(--shadow-halloween);
    transform: translateY(-3px);
}

.option-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.option-name {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--primary-orange);
}

.option-price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-yellow);
    margin-bottom: 0.8rem;
}

.option-desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
}

/* 情報グリッド */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.info-card {
    background: var(--dark-gray);
    border-radius: 16px;
    padding: 2rem;
    border-left: 4px solid var(--primary-orange);
}

.info-title {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--primary-orange);
}

.info-content {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.info-note {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

/* 注意事項ボックス */
.notice-box {
    background: var(--dark-gray);
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid var(--accent-yellow);
}

.notice-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.notice-list li {
    padding: 0.8rem 0;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

.notice-list li:not(:last-child) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* CTAセクション */
.cta-section {
    background: var(--gradient-halloween);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    margin-top: 4rem;
}

.cta-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.cta-text {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.95);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 800;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.cta-btn.primary {
    background: var(--white);
    color: var(--primary-orange);
}

.cta-btn.primary:hover {
    background: var(--accent-yellow);
    color: var(--black);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.cta-btn.secondary {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border: 2px solid var(--white);
}

.cta-btn.secondary:hover {
    background: var(--white);
    color: var(--primary-orange);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .system-title {
        font-size: 1.5rem;
    }

    .price-table {
        grid-template-columns: 1fr;
    }

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

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

    .cta-title {
        font-size: 1.5rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .cta-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .system-main {
        padding: 1.5rem 1rem;
    }

    .price-card {
        padding: 1.5rem;
    }

    .price-value {
        font-size: 2rem;
    }

    .page-nav {
        flex-direction: column;
        gap: 0.5rem;
    }

    .nav-link {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
}