/* 공통 스타일 */
.course-section {
    position: relative;
    margin-bottom: 0;
    padding: 0;
    color: rgb(0, 0, 0);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

/* 네이티브 코드 섹션 스타일 */
.main-course-section {
    position: relative;
    display: flex;
    min-height: 350px;
    align-items: center;
    justify-content: center;
    background-color: #1c2630;
    overflow: hidden;
    border-radius: 13px;
}

.main-course-decoration-left {
    position: absolute;
    left: 0;
    max-width: 50vw;
    user-select: none;
    z-index: 1;
}

.main-course-decoration-right {
    position: absolute;
    right: 0;
    max-width: 50vw;
    transform: rotate(180deg);
    user-select: none;
    z-index: 1;
}

.main-course-code-tag {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 8px;
    background-color: #26303a;
    padding: 6px 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

.main-course-code-tag svg {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    color: #9ca3af;
}

.main-course-code-tag p {
    color: white;
    margin: 0;
    padding: 0;
    font-size: 14px;
    white-space: nowrap;
}

.main-course-heading {
    position: relative;
    font-size: 43px;
    font-weight: 600;
    margin: 16px 0;
    text-align: center;
    background: linear-gradient(90deg, #4ac1e8 0%, #7373ff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    z-index: 10;
    line-height: 1.2;
}

/* 태그 위치 설정 */
.main-tag-appdelegate {
    left: 150px;
    top: 50px;
}

.main-tag-purchases {
    left: 50px;
    top: 110px;
}

.main-tag-webrtc {
    right: 150px;
    top: 50px;
}

.main-tag-gradle {
    right: 50px;
    top: 110px;
}

.main-tag-ble {
    bottom: 110px;
    left: 50px;
}

.main-tag-app-tsx {
    bottom: 50px;
    left: 175px;
}

.main-tag-manifest {
    bottom: 110px;
    right: 50px;
}

.main-tag-blurhash {
    bottom: 50px;
    right: 150px;
}

/* 개발자 경험 섹션 스타일 */
.main-dev-experience {
}

.main-dev-experience-title {
    font-size: 16px;
    color: white;
}

.main-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.main-feature-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    text-align: center;
    background-color: #34404B;
    border-radius: 8px;
}

.main-feature-icon {
    width: 40px;
    height: 40px;
    color: white;
}

.main-feature-title {
    font-weight: bold;
    font-size: 18px;
    color: white;
    margin-top: 10px;
    padding: 0;
}

.main-feature-description {
    color: #a0aec0;
    font-size: 16px;
    margin: 4px 0 0 0;
    padding: 0;
}

/* 빌드 섹션 스타일 */
.main-build-section {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    background-color: #2D4052;
    padding: 80px 32px;
}

.main-build-decoration-left {
    position: absolute;
    left: 0;
    bottom: 0;
    max-height: 280px;
    transform: rotate(180deg);
}

.main-build-decoration-right {
    position: absolute;
    right: 0;
    top: 0;
    max-height: 280px;
    transform: scaleY(-1);
}

.main-build-content {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    z-index: 5;
}

.main-build-heading {
    font-size: 32px;
    font-weight: 600;
    text-align: center;
    color: white;
}

.main-build-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 24px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    white-space: nowrap;
    transition: all 0.2s;
    cursor: pointer;
    background-color: white;
    color: black;
    border: 1px solid white;
    text-decoration: none;
}

.main-build-button:hover {
    opacity: 0.8;
}

/* 반응형 설정 */
@media (max-width: 1200px) {
    .main-features-grid {
        grid-template-columns: 1fr;
    }
    
    .main-course-objects {
        height: 587px;
        max-width: 95%;
    }
    
    .main-tag-appdelegate {
        left: 50px;
    }
    
    .main-tag-purchases {
        left: 100px;
    }
    
    .main-tag-webrtc,
    .main-tag-gradle,
    .main-tag-ble,
    .main-tag-app-tsx {
        display: none;
    }
    
    .main-tag-manifest {
        right: 100px;
    }
    
    .main-tag-blurhash {
        right: 50px;
    }
}

@media (max-width: 768px) {
    .main-course-section {
        min-height: 500px;
    }
    
    .main-dev-experience {
        margin-top: 64px;
    }
    
    .main-build-section {
        padding: 64px 16px;
    }
    
    .main-build-decoration-right {
        display: none;
    }
    
    .main-build-decoration-left {
        opacity: 0.5;
        max-height: none;
    }
    
    .main-tag-appdelegate {
        left: 16px;
    }
    
    .main-tag-purchases {
        left: 32px;
    }
    
    .main-tag-manifest {
        right: 32px;
    }
    
    .main-tag-blurhash {
        right: 16px;
    }
    
    .main-course-heading {
        font-size: 31px;
        max-width: 85vw;
    }
    
    .main-build-heading {
        font-size: 24px;
    }
}