/* ==========================================
   레이아웃
   ========================================== */

/* 2단 레이아웃 (데스크톱) */
.left-column {
    width: 40%;
    display: inline-block;
    vertical-align: top;
}

.right-column {
    width: 58%;
    display: inline-block;
    vertical-align: top;
}

/* 반응형 (모바일) */
@media (max-width: 768px) {
    .left-column,
    .right-column {
        width: 100%;
        display: block;
    }
}

.container {
    padding: 20px;
}

/* ==========================================
   테이블
   ========================================== */

table {
    width: 100%;
    border-collapse: collapse;
}

table, th, td {
    border: 1px solid #000;
    padding: 8px;
}

th {
    background-color: #f2f2f2;
}

/* ==========================================
   이미지
   ========================================== */

.w3-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

.image-container {
    position: relative;
    display: inline-block;
    width: 100%;
}

.overlay-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 48px;
    color: #f00;
    font-weight: bold;
    text-shadow: 2px 2px 5px #000;
}

/* ==========================================
   제품 소개 섹션
   ========================================== */

.product-section,
.installation-section {
    margin-bottom: 30px;
}

    .product-section img,
    .installation-section img {
        max-width: 100%;
        height: auto;
        display: block;
        margin: 0 auto 20px;
    }

/* ==========================================
   CTA 버튼
   ========================================== */

.cta {
    text-align: center;
    margin-top: 30px;
}

    .cta a {
        background-color: #004b8d;
        color: #fff;
        padding: 10px 20px;
        text-decoration: none;
        border-radius: 5px;
        display: inline-block;
    }

        .cta a:hover {
            background-color: #003366;
        }
/* 리뷰 카드 스타일 */
.review-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}

    .review-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgba(0,0,0,0.15);
    }

/* 별점 스타일 */
.rating-stars {
    display: inline-block;
    margin: 8px 0;
}

    .rating-stars i {
        margin-right: 2px;
    }

/* 반응형 */
@media (max-width: 768px) {
    .w3-third {
        width: 100% !important;
    }

    .rating-stars i {
        font-size: 16px !important;
    }
}