/* プライバシーセクション */
.privacy-section {
    background: linear-gradient(135deg, #fff5f5 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
    margin-bottom: 5%;
    padding-top: 5%;
    padding-bottom: 5%;
}

.privacy-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(230, 0, 18, 0.03) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.privacy-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(230, 0, 18, 0.02) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.privacy-section .section-badge {
    display: block;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
    padding: 8px 24px;
    background: linear-gradient(135deg, #e60012 0%, #ff1a2e 100%);
    color: white;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 12px rgba(230, 0, 18, 0.2);
}

.privacy-section .section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.privacy-section .title-underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #e60012 0%, #ff1a2e 100%);
    margin: 1.5rem auto;
    border-radius: 2px;
}


.privacy-features {
    display: grid;
    grid-template-columns: repeat(3, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}

.privacy-card {
    background: white;
    border-radius: 24px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.privacy-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(230, 0, 18, 0.15);
    border-color: #e60012;
}

.privacy-card-featured {
    border: 2px solid #e60012;
    background: linear-gradient(135deg, #fff 0%, #fff5f5 100%);
}

.privacy-featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #e60012 0%, #ff1a2e 100%);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(230, 0, 18, 0.3);
    z-index: 2;
}

.privacy-card-bg {
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(230, 0, 18, 0.03) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.privacy-card:hover .privacy-card-bg {
    opacity: 1;
}

.privacy-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.privacy-icon-img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    position: relative;
    z-index: 1;
}

.privacy-number {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #e60012 0%, #ff1a2e 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(230, 0, 18, 0.3);
    z-index: 2;
}

.privacy-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.privacy-card-content {
    position: relative;
    z-index: 1;
}

.privacy-card-content p {
    font-size: 1.2rem;
    color: #555;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.privacy-highlight {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: linear-gradient(135deg, rgba(230, 0, 18, 0.05) 0%, rgba(255, 26, 46, 0.05) 100%);
    border: 3px solid #e60012;
    border-radius: 8px;
    font-size: 0.875rem;
    color: #e60012;
    font-weight: 600;
    width: 100%;
}

.highlight-icon {
    width: 20px;
    height: 20px;
    background: #e60012;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    flex-shrink: 0;
}

.privacy-assurance {
    margin-top: 4rem;
    margin-left: auto;
    margin-right: auto;
    max-width: 1500px;
    padding: 2.5rem;
    background: linear-gradient(135deg, #e60012 0%, #ff1a2e 100%);
    border-radius: 24px;
    color: white;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(230, 0, 18, 0.3);
}

.privacy-assurance::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.assurance-content {
    display: flex;
    align-items: center;
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.assurance-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.assurance-icon svg {
    width: 40px;
    height: 40px;
    color: white;
}

.assurance-text h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.assurance-text p {
    font-size: 1.3rem;
    line-height: 1.8;
    opacity: 0.95;
}

@media (min-width: 1700px) {
    .privacy-features {
        grid-template-columns: repeat(3, minmax(300px, 1fr));
        gap: 1.5rem;
        font-size: 1.5rem;
    }

    .privacy-card-content p {
        font-size: 1.3rem;
    }

    .privacy-card-title {
        font-size: 1.8rem;
    }

    .privacy-highlight {
        font-size: 1.5rem;
    }

    .assurance-text h4 {
        font-size: 1.8rem;

    }

    .assurance-text p {
        font-size: 1.5rem;

    }

}

@media (max-width: 1024px) {
    .privacy-features {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }

    .privacy-section .section-title {
        font-size: 2rem;
    }

    .privacy-card {
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .privacy-section .section-title {
        font-size: 1.75rem;
    }

    .privacy-features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2rem;
    }

    .privacy-card {
        padding: 1.5rem;
    }

    .privacy-card-title {
        font-size: 1.25rem;
        text-align: center;
    }

    .privacy-icon {
        width: 60px;
        height: 60px;
    }

    .privacy-icon-img {
        width: 45px;
        height: 45px;
    }

    .privacy-number {
        width: 30px;
        height: 30px;
        font-size: 0.75rem;
    }

    .assurance-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .assurance-icon {
        width: 60px;
        height: 60px;
    }

    .assurance-icon svg {
        width: 30px;
        height: 30px;
    }

    .assurance-text h4 {
        font-size: 1.25rem;
    }

    .assurance-text p {
        font-size: 0.875rem;
    }

    .privacy-assurance {
        padding: 2rem 1.5rem;
        margin-top: 2.5rem;
    }
}

@media (max-width: 480px) {
    .privacy-section .section-title {
        font-size: 1.1rem;
    }

    .privacy-section .section-badge {
        font-size: 0.75rem;
        padding: 6px 16px;
    }

    .privacy-card {
        padding: 1.25rem;
    }

    .privacy-card-title {
        font-size: 1.125rem;
    }

    .privacy-card-content p {
        font-size: 0.875rem;
    }

    .privacy-highlight {
        font-size: 0.75rem;
        padding: 0.625rem 0.875rem;
    }
}

/* アニメーション */
@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.privacy-icon {
    animation: float 3s ease-in-out infinite;
}

.privacy-card:nth-child(1) .privacy-icon {
    animation-delay: 0s;
}

.privacy-card:nth-child(2) .privacy-icon {
    animation-delay: 0.5s;
}

.privacy-card:nth-child(3) .privacy-icon {
    animation-delay: 1s;
}