.guide_container {
        max-width: 900px;
        margin: 0 auto;
        padding: 40px 20px;
        margin-top: 80px; /* 헤더 높이만큼 여백 추가 */
    }

    .guide_title {
        font-size: 42px;
        font-weight: 700;
        color: #2c3e50;
        text-align: center;
        margin-bottom: 60px;
        position: relative;
        padding-bottom: 20px;
    }

    .guide_section {
        margin-bottom: 60px;
    }

    .guide_section h2 {
        font-size: 28px;
        margin-bottom: 30px;
        padding-bottom: 15px;
        border-bottom-width: 2px;
        border-bottom-style: solid;
        position: relative;
    }

    .guide_section.setup h2 {
        color: #2c3e50;
        border-bottom-color: #2c3e50;
    }

    .guide_section.coupang h2 {
        color: #e74c3c;
        border-bottom-color: #e74c3c;
    }

    .guide_section.tistory h2 {
        color: #27ae60;
        border-bottom-color: #27ae60;
    }

    .guide_section.threads h2 {
        color: #8e44ad;
        border-bottom-color: #8e44ad;
    }

    .guide_section.others h2 {
        color: #2980b9;
        border-bottom-color: #2980b9;
    }

    .guide_section.environment h2 {
        color: #9b59b6;
        border-bottom-color: #9b59b6;
    }

    .guide_section.crawling h2 {
        color: #f39c12;
        border-bottom-color: #f39c12;
    }

    .guide_section.wordpress h2 {
        color: #16a085;
        border-bottom-color: #16a085;
    }

    .project_cards {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
        margin-bottom: 60px;
    }

    .project_card {
        background: #fff;
        border-radius: 20px;
        padding: 30px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        transition: all 0.3s ease;
        position: relative;
        display: flex;
        flex-direction: column;
        height: 100%;
        min-height: 420px;
    }

    .guide_section.setup .project_card {
        border-left: 4px solid #2c3e50;
    }

    .guide_section.environment .project_card {
        border-left: 4px solid #9b59b6;
    }

    .guide_section.coupang .project_card {
        border-left: 4px solid #e74c3c;
    }

    .guide_section.agoda .project_card {
        border-left: 4px solid #3498db;
    }

    .guide_section.tistory .project_card {
        border-left: 4px solid #27ae60;
    }

    .guide_section.threads .project_card {
        border-left: 4px solid #8e44ad;
    }

    .guide_section.others .project_card {
        border-left: 4px solid #2980b9;
    }

    .guide_section.crawling .project_card {
        border-left: 4px solid #f39c12;
    }

    .guide_section.wordpress .project_card {
        border-left: 4px solid #16a085;
    }

    .project_card:hover {
        transform: translateY(-5px);
    }

    .card_icon {
        width: 70px;
        height: 70px;
        border-radius: 18px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 25px;
    }

    .guide_section.setup .card_icon {
        background: linear-gradient(135deg, #2c3e50 0%, #2c3e50 100%);
    }

    .guide_section.coupang .card_icon {
        background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    }

    .guide_section.tistory .card_icon {
        background: linear-gradient(135deg, #27ae60 0%, #219a52 100%);
    }

    .guide_section.threads .card_icon {
        background: linear-gradient(135deg, #8e44ad 0%, #6c3483 100%);
    }

    .guide_section.others .card_icon {
        background: linear-gradient(135deg, #2980b9 0%, #2573a7 100%);
    }

    .card_icon i {
        font-size: 32px;
        color: #fff;
    }

    .card_content {
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .card_content h3 {
        font-size: 24px;
        font-weight: 700;
        color: #2c3e50;
        margin: 0 0 15px 0;
    }

    .tech_stack {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        margin-bottom: 20px;
    }

    .tech_badge {
        display: inline-flex;
        align-items: center;
        padding: 6px 12px;
        border-radius: 8px;
        font-size: 14px;
        font-weight: 500;
    }

    .guide_section.setup .tech_badge {
        background: #ebedef;
        color: #2c3e50;
    }

    .guide_section.coupang .tech_badge {
        background: #fde3e3;
        color: #e74c3c;
    }

    .guide_section.tistory .tech_badge {
        background: #e3f3ea;
        color: #27ae60;
    }

    .guide_section.threads .tech_badge {
        background: #f0e7f5;
        color: #8e44ad;
    }

    .guide_section.others .tech_badge {
        background: #e3f2fc;
        color: #2980b9;
    }

    .card_content p {
        color: #666;
        line-height: 1.6;
        font-size: 16px;
        margin: 0 0 25px 0;
        flex-grow: 1;
    }

    .setup_steps {
        list-style: none;
        padding: 0;
        margin: 0 0 25px 0;
    }

    .setup_steps li {
        display: flex;
        align-items: center;
        gap: 10px;
        color: #666;
        font-size: 15px;
        margin-bottom: 10px;
    }

    .setup_steps li i {
        color: #2ecc71;
        font-size: 16px;
    }

    .card_button {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        color: #fff;
        text-decoration: none;
        padding: 14px 25px;
        border-radius: 12px;
        font-weight: 600;
        font-size: 16px;
        transition: all 0.3s ease;
        margin-top: auto;
    }

    .card_button:hover {
        background: #2980b9;
        transform: translateY(-2px);
    }

    .card_button i {
        font-size: 18px;
        transition: transform 0.3s ease;
    }

    .card_button:hover i {
        transform: translateX(5px);
    }

    .guide_section.setup .card_button {
        background: #2c3e50;
    }

    .guide_section.coupang .card_button {
        background: #e74c3c;
    }

    .guide_section.tistory .card_button {
        background: #27ae60;
    }

    .guide_section.threads .card_button {
        background: #8e44ad;
    }

    .guide_section.others .card_button {
        background: #2980b9;
    }

    .guide_section.setup .card_button:hover {
        background: #1a252f;
    }

    .guide_section.coupang .card_button:hover {
        background: #c0392b;
    }

    .guide_section.tistory .card_button:hover {
        background: #219a52;
    }

    .guide_section.threads .card_button:hover {
        background: #6c3483;
    }

    .guide_section.others .card_button:hover {
        background: #2573a7;
    }

    .card_tag {
        position: absolute;
        top: 20px;
        right: 20px;
        padding: 8px 16px;
        border-radius: 20px;
        font-size: 14px;
        font-weight: 600;
        color: #fff;
    }

    .guide_section.setup .card_tag {
        background: #2c3e50;
    }

    .guide_section.environment .card_tag {
        background: #9b59b6;
    }

    .guide_section.coupang .card_tag {
        background: #e74c3c;
    }

    .guide_section.agoda .card_tag {
        background: #3498db;
    }

    .guide_section.tistory .card_tag {
        background: #27ae60;
    }

    .guide_section.threads .card_tag {
        background: #8e44ad;
    }

    .guide_section.others .card_tag {
        background: #2980b9;
    }

    .guide_section.crawling .card_tag {
        background: #f39c12;
    }

    .guide_section.wordpress .card_tag {
        background: #16a085;
    }

    @media (max-width: 768px) {
        .guide_container {
            margin-top: 120px;
            padding: 20px;
        }

        .guide_title {
            font-size: 32px;
            margin-bottom: 40px;
        }

        .guide_section h2 {
            font-size: 24px;
        }

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

        .project_card {
            padding: 25px;
            min-height: 380px;
        }

        .card_icon {
            width: 60px;
            height: 60px;
            margin-bottom: 20px;
        }

        .card_icon i {
            font-size: 28px;
        }

        .card_content h3 {
            font-size: 22px;
            margin-bottom: 12px;
        }

        .tech_stack {
            gap: 6px;
            margin-bottom: 15px;
        }

        .tech_badge {
            font-size: 13px;
            padding: 5px 10px;
        }

        .card_content p {
            font-size: 15px;
            margin-bottom: 20px;
        }

        .setup_steps li {
            font-size: 14px;
            margin-bottom: 8px;
        }

        .card_button {
            padding: 12px 20px;
            font-size: 15px;
        }

        .card_tag {
            top: 15px;
            right: 15px;
            padding: 6px 12px;
            font-size: 12px;
        }
    }

    @media (max-width: 480px) {
        .project_card {
            padding: 20px;
            min-height: 360px;
        }

        .card_content h3 {
            font-size: 20px;
        }

        .tech_badge {
            font-size: 12px;
            padding: 4px 8px;
        }

        .card_content p {
            font-size: 14px;
        }

        .setup_steps li {
            font-size: 13px;
        }

        .card_button {
            padding: 10px 18px;
            font-size: 14px;
        }
    }

    .timeline_container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 40px 20px;
        background: #f8f9fa;
    }

    .project_timeline {
        position: relative;
        margin: 40px auto;
        padding-left: 50px;
        max-width: 800px;
    }

    .project_timeline:before {
        content: '';
        position: absolute;
        left: 15px;
        top: 0;
        bottom: 0;
        width: 2px;
        background: #3498db;
    }

    .timeline_item {
        position: relative;
        margin-bottom: 40px;
    }

    .timeline_marker {
        position: absolute;
        left: -50px;
        width: 30px;
        height: 30px;
        background: #fff;
        border: 3px solid #3498db;
        border-radius: 50%;
        z-index: 1;
    }

    .timeline_content {
        background: #fff;
        border-radius: 15px;
        padding: 25px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        margin-left: 15px;
        transition: all 0.3s ease;
    }

    .timeline_content:hover {
        transform: translateX(10px);
        box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    }

    .timeline_content h3 {
        font-size: 24px;
        font-weight: 600;
        color: #3498db;
        margin-bottom: 20px;
        line-height: 1.4;
    }

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

    .timeline_content li {
        margin-bottom: 12px;
        padding-left: 25px;
        position: relative;
        color: #666;
        font-size: 16px;
        line-height: 1.6;
    }

    .timeline_content li:before {
        content: "•";
        color: #3498db;
        position: absolute;
        left: 0;
        font-size: 20px;
        line-height: 1;
    }

    .timeline_rules {
        margin-top: 60px;
        padding: 40px 0;
        background: #fff;
        border-radius: 20px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    }

    .rules_grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
        padding: 0 40px;
    }

    .rule_card {
        text-align: center;
        padding: 30px;
        border-radius: 15px;
        background: #f8f9fa;
        transition: all 0.3s ease;
    }

    .rule_card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    }

    .rule_card i {
        font-size: 40px;
        color: #3498db;
        margin-bottom: 20px;
    }

    .rule_card h3 {
        font-size: 22px;
        font-weight: 600;
        color: #2c3e50;
        margin-bottom: 20px;
    }

    .rule_card ul {
        list-style: none;
        padding: 0;
        text-align: left;
    }

    .rule_card li {
        margin-bottom: 12px;
        padding-left: 25px;
        position: relative;
        color: #666;
        font-size: 15px;
        line-height: 1.5;
    }

    .rule_card li:before {
        content: "•";
        color: #3498db;
        position: absolute;
        left: 0;
        font-size: 18px;
        line-height: 1;
    }

    @media (max-width: 768px) {
        .project_timeline {
            padding-left: 30px;
        }

        .timeline_marker {
            left: -30px;
            width: 20px;
            height: 20px;
        }

        .timeline_content {
            padding: 20px;
            margin-left: 10px;
        }

        .timeline_content h3 {
            font-size: 20px;
        }

        .timeline_content li {
            font-size: 14px;
            padding-left: 20px;
        }

        .rules_grid {
            grid-template-columns: 1fr;
            padding: 0 20px;
        }

        .rule_card {
            padding: 20px;
        }

        .rule_card i {
            font-size: 32px;
        }

        .rule_card h3 {
            font-size: 20px;
        }

        .rule_card li {
            font-size: 14px;
        }
    }

    /* 8단계 - 크롤링 프로젝트 */
    .guide_section.crawling .card_icon {
        background: linear-gradient(135deg, #f39c12 0%, #d35400 100%);
    }

    .guide_section.crawling .tech_badge {
        background: #fef5e7;
        color: #f39c12;
    }

    .guide_section.crawling .card_button {
        background: #f39c12;
    }

    .guide_section.crawling .card_button:hover {
        background: #d35400;
    }

    /* 9단계 - 워드프레스 수익화 프로젝트 */
    .guide_section.wordpress .card_icon {
        background: linear-gradient(135deg, #16a085 0%, #1abc9c 100%);
    }

    .guide_section.wordpress .tech_badge {
        background: #e8f6f3;
        color: #16a085;
    }

    .guide_section.wordpress .card_button {
        background: #16a085;
    }

    .guide_section.wordpress .card_button:hover {
        background: #1abc9c;
    }

    .guide_section.setup h2:before,
    .guide_section.coupang h2:before,
    .guide_section.tistory h2:before,
    .guide_section.threads h2:before,
    .guide_section.others h2:before,
    .guide_section.environment h2:before,
    .guide_section.crawling h2:before,
    .guide_section.wordpress h2:before {
        display: none;
    }

    /* 2단계 - 환경구축 */
    .guide_section.environment .card_icon {
        background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
    }

    .guide_section.environment .tech_badge {
        background: #f4ecf7;
        color: #9b59b6;
    }

    .guide_section.environment .card_button {
        background: #9b59b6;
    }

    .guide_section.environment .card_button:hover {
        background: #8e44ad;
    }

    /* 4단계 - 아고다 */
    .guide_section.agoda .card_icon {
        background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    }

    .guide_section.agoda .tech_badge {
        background: #eaf2f8;
        color: #3498db;
    }

    .guide_section.agoda .card_button {
        background: #3498db;
    }

    .guide_section.agoda .card_button:hover {
        background: #2980b9;
    }