.premium-content-wrapper {
    font-family: 'Pretendard', 'Noto Sans KR', 'Apple SD Gothic Neo', sans-serif;
    background: #f0f4f7;
    color: #333d47;
    line-height: 1.8;
    word-break: keep-all;
    padding: 40px;
    border-radius: 25px;
    margin: 20px 0;
    box-shadow: 0 15px 50px rgba(0,0,0,0.1), 0 0 0 1px rgba(0,0,0,0.05);
    transition: all 0.4s ease;
}

.premium-content-wrapper:hover {
    box-shadow: 0 25px 70px rgba(0,0,0,0.15), 0 0 0 1px rgba(0,0,0,0.1);
}

.premium-title {
    font-size: 2.8em;
    font-weight: 900;
    color: #007bff;
    text-align: center;
    margin-bottom: 40px;
    text-shadow: 0 4px 8px rgba(0, 123, 255, 0.2);
    letter-spacing: -1px;
}

.premium-content-wrapper h2 {
    font-size: 2.4em;
    font-weight: 800;
    color: #172a3a;
    text-align: center;
    padding: 20px 0;
    margin: 40px 0 30px 0;
    position: relative;
}

.premium-content-wrapper h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, #007bff, #00bfff);
    border-radius: 2px;
    box-shadow: 0 2px 5px rgba(0, 123, 255, 0.3);
}

.premium-content-wrapper h3 {
    font-size: 2em;
    font-weight: 700;
    color: #007bff;
    margin: 35px 0 20px 0;
    padding-left: 20px;
    border-left: 5px solid #00bfff;
    border-radius: 3px;
}

.premium-content-wrapper p {
    font-size: 1.1em;
    margin-bottom: 1.5em;
    text-align: justify;
    color: #555;
}

.premium-content-wrapper strong {
    color: #dc3545;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(220, 53, 69, 0.2);
}

.premium-content-wrapper u {
    text-decoration: none;
    background: linear-gradient(to top, rgba(0, 123, 255, 0.2) 50%, transparent 50%);
    font-weight: 600;
    color: #007bff;
}

.info-highlight {
    background: #e9f2f9;
    border-left: 6px solid #00bfff;
    border-radius: 15px;
    padding: 25px;
    margin: 30px 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

.info-highlight p {
    color: #172a3a;
    margin: 0;
    font-size: 1.05em;
}

.premium-content-wrapper ul, .premium-content-wrapper ol {
    padding-left: 30px;
    margin: 25px 0;
}

.premium-content-wrapper li {
    margin-bottom: 12px;
    font-size: 1.1em;
}

.premium-content-wrapper ul li::marker {
    color: #00bfff;
}

.premium-image-wrapper {
    margin: 30px 0 !important;
    text-align: center !important;
}

.image-container {
    position: relative !important;
    display: inline-block !important;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1), 0 0 15px rgba(0, 123, 255, 0.1) !important;
    border-radius: 20px !important;
    overflow: hidden !important;
    background: #e9f2f9 !important;
}

.image-container img {
    width: 100% !important;
    max-width: 700px !important;
    height: auto !important;
    display: block !important;
    border-radius: 20px !important;
}

.ai-disclaimer {
    position: absolute !important;
    bottom: 12px !important;
    right: 18px !important;
    background: rgba(0,0,0,0.6) !important;
    color: #fff !important;
    padding: 6px 10px !important;
    border-radius: 15px !important;
    font-size: 12px !important;
    backdrop-filter: blur(5px) !important;
}

.premium-purchase-section {
    text-align: center;
    margin: 50px 0;
    padding: 35px;
    background: #fff;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1), 0 0 0 1px rgba(0,0,0,0.05);
    border: 1px solid #e0e0e0;
    transition: all 0.5s ease-in-out;
}

.premium-purchase-section:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 30px 80px rgba(0,0,0,0.15), 0 0 0 1px #007bff;
}

.purchase-content {
    max-width: 700px;
    margin: 0 auto;
}

.premium-purchase-section h3 {
    color: #172a3a !important;
    font-size: 2.5em !important;
    font-weight: 900 !important;
    margin-bottom: 25px !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1) !important;
    border: none !important;
    padding: 0 !important;
}

.premium-purchase-section h3::after {
    display: none !important;
}

.premium-purchase-button {
    display: inline-block !important;
    padding: 22px 70px !important;
    font-size: 1.6em !important;
    font-weight: 800 !important;
    color: #fff !important;
    background: linear-gradient(45deg, #007bff 0%, #00bfff 100%) !important;
    border: none !important;
    border-radius: 60px !important;
    text-decoration: none !important;
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1) !important;
    box-shadow: 0 15px 40px rgba(0, 123, 255, 0.4) !important;
    transform: translateY(0) !important;
    cursor: pointer !important;
    position: relative;
    overflow: hidden;
}

.premium-purchase-button:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.2);
    transform: translateX(-100%) skewX(-30deg);
    transition: transform 0.5s ease;
}

.premium-purchase-button:hover:before {
    transform: translateX(100%) skewX(-30deg);
}

.premium-purchase-button:hover {
    transform: translateY(-5px) scale(1.02) !important;
    box-shadow: 0 20px 50px rgba(0, 123, 255, 0.6) !important;
    background: linear-gradient(45deg, #00bfff 0%, #007bff 100%) !important;
}

@media (max-width: 768px) {
    .premium-content-wrapper {
        padding: 20px;
    }
    .premium-title {
        font-size: 2.2em;
    }
    .premium-content-wrapper h2 {
        font-size: 2em;
    }
    .premium-content-wrapper h3 {
        font-size: 1.7em;
    }
    .premium-content-wrapper p {
        font-size: 1em;
    }
    .premium-purchase-section {
        margin: 30px 0 !important;
        padding: 20px !important;
    }
    .premium-purchase-section h3 {
        font-size: 1.8em !important;
    }
    .premium-purchase-button {
        padding: 18px 40px !important;
        font-size: 1.4em !important;
    }
    .image-container img {
        max-width: 100% !important;
    }
}