/* ===== common ===== */
.page-hero{
    background-size:cover;
    background-position:center;
    background-repeat:no-repeat;
}
.business-main-title{
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    text-align: center;
}
.business-section-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 40px;
    text-align: center;
}

/* ===== 3 card ===== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 60px;
}
.feature-card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 32px;
    transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
    border: 1px solid transparent;
}
.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(51, 153, 209, 0.2);
    transform: translateY(-4px);
}
.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--primary);
}
.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}
.feature-card p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== 방송/음악 모니터링 스타일 ===== */
.monitoring-section {
    margin-bottom: 80px;
}
.waveform-comparison {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 40px;
    max-width: 1800px;
    margin: 0 auto;
}
.waveform-row {
    margin-bottom: 30px;
    position: relative;
}
.waveform-row:last-child {
    margin-bottom: 0;
}
.waveform-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}
.waveform-display {
    background: var(--bg-darker);
    border-radius: 12px;
    padding: 20px;
}
.waveform-bars {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    height: 60px;
}
.wave-bar-small {
    width: 4px;
    background: var(--text-secondary);
    border-radius: 2px;
    animation: pulse 1.5s ease-in-out infinite;
    transition: opacity 0.3s ease;
}
.match-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
    margin-top: 12px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
}

/* ===== 방송/음악 모니터링 이미지 ===== */
.monitoring-wrapper{
    width:100%;
    text-align:center;
    margin: 30px 0;
}
.monitoring-img{
    width:100%;
    max-width:1100px;
    height:auto;
}

/* ===== 저작권 정산분배 스타일 ===== */
.settlement-section {
    margin-bottom: 80px;
}
.settlement-diagram {
    max-width: 1800px;
    margin: 0 auto;
    padding: 40px 20px;
}
.settlement-sources {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}
.settlement-source-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px;
    background: var(--bg-card);
    border-radius: 16px;
    border: 2px solid rgba(51, 153, 209, 0.1);
    min-width: 300px;
    text-align: center;
}
.settlement-source-item span {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    line-height: 1.4;
}
.settlement-arrow-down {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin: 20px 0;
    color: var(--primary);
}
.settlement-arrow-down span {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.settlement-system-box {
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-card-hover) 100%);
    border-radius: 20px;
    padding: 32px;
    border: 2px solid var(--primary);
    margin: 0 auto;
    max-width: 1800px;
}
.system-box-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    text-align: center;
    margin-bottom: 24px;
}
.system-box-features {
    display: flex;
    justify-content: space-around;
    gap: 20px;
    flex-wrap: wrap;
}
.system-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    padding: 10px 16px;
    background: var(--bg-darker);
    border-radius: 10px;
}
.settlement-result {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px;
    background: var(--bg-card);
    border-radius: 16px;
    border: 2px solid rgba(139, 92, 246, 0.3);
    margin: 0 auto;
    max-width: 200px;
    text-align: center;
}
.settlement-result span {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}
/* 성능 비교 표 */
.performance-comparison {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 40px;
    max-width: 1800px;
    margin: 0 auto 30px;
}
.comparison-row {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}
.comparison-row:last-child {
    margin-bottom: 0;
}
.comparison-label {
    min-width: 180px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}
.comparison-bar {
    flex: 1;
    background: var(--bg-darker);
    border-radius: 8px;
    height: 50px;
    position: relative;
    overflow: hidden;
}
.bar-fill {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 9px;
    font-size: 1.125rem;
    font-weight: 700;
    color: white;
    border-radius: 8px;
    transition: width 1s ease;
}
.oracle-bar .bar-fill {
    background: linear-gradient(90deg, #5BB5E8 0%, var(--primary) 100%);
    width: 95%;
}
.bigdata-bar .bar-fill {
    background: linear-gradient(90deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    width: 6%;
}
.sample-data-note {
    display: flex;
    gap: 16px;
    background: var(--primary-light);
    border-left: 4px solid var(--primary);
    border-radius: 12px;
    padding: 20px 24px;
    max-width: 1800px;
    margin: 0 auto;
    color: var(--text-secondary);
    line-height: 1.6;
}
.sample-data-note strong {
    color: var(--text-primary);
    font-weight: 700;
}
/* 시스템 구성 요소 카드 */
.system-components {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 1800px;
    margin: 0 auto;
}
.component-card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 32px;
    border: 1px solid transparent;
    transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.component-card:hover {
    border-color: rgba(51, 153, 209, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}
.component-content {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}
.component-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}
.component-text h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}
.component-text p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== 콘텐츠/저작권 관리 스타일 ===== */
.management-section {
    margin-bottom: 80px;
}
.management-flow {
    max-width: 1800px;
    margin: 0 auto;
}
.flow-stage {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 30px;
}
.flow-stage-header {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    text-align: center;
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 2px;
}
.flow-stage-header.implementation {
    color: var(--accent-blue);
}
.flow-stage-header.management {
    color: var(--accent-purple);
}
.flow-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 300px;
    margin-bottom: 30px;
}
.flow-circle {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 4px solid var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-darker);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.flow-circle:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(51, 153, 209, 0.3);
}
.flow-circle-content {
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.5;
    padding: 10px;
}
.flow-arrow {
    color: var(--primary);
    font-size: 28px;
}
.flow-description {
    text-align: center;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.125rem;
}
.flow-connector {
    display: flex;
    justify-content: center;
    margin: 20px 0;
    color: var(--primary);
}
/* CIMS 탭 스타일 */
.cims-tabs {
    max-width: 1800px;
    margin: 0 auto;
}
.cims-tab-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
    justify-content: center;
    flex-wrap: wrap;
}
.cims-tab-button {
    padding: 16px 32px;
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}
.cims-tab-button:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}
.cims-tab-button.active {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}
.cims-tab-content {
    display: none;
    background: var(--bg-card);
    border-radius: 20px;
    padding: 60px 40px;
}
.cims-tab-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}
.cims-image-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 250px;
    background: var(--bg-darker);
    border-radius: 16px;
    padding: 40px;
}

/* ===== 시스템 통합 스타일 ===== */
.integration-section {
    margin-bottom: 80px;
}
.reference-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
    max-width: 1470px;
    margin: 0 auto;
}
.reference-card-large {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 32px;
    border-left: 4px solid var(--primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 140px;
}
.reference-card-large:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}
.reference-card-content {
    flex: 1;
}
.reference-project-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.4;
}
.reference-org-name {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
}
.reference-logo-placeholder {
    width: 80px;
    height: 80px;
    background: var(--bg-darker);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-left: 20px;
}

/* ===== CDN ===== */
.cdn-section {
    margin-bottom: 80px;
}
.cdn-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-bottom: 40px;
    padding: 40px 20px;
}
.cdn-box {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 30px;
    min-width: 220px;
    text-align: center;
    border: 2px solid rgba(51, 153, 209, 0.2);
    transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.cdn-box:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(51, 153, 209, 0.2);
}
.cdn-box.result {
    border-color: var(--primary);
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-card-hover) 100%);
}
.cdn-box-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}
.cdn-box-content {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.6;
}
.cdn-plus {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
}
.cdn-arrow {
    color: var(--primary);
    font-size: 28px;
}
.cdn-info-box {
    background: var(--primary-light);
    border-left: 4px solid var(--primary);
    border-radius: 12px;
    padding: 24px 32px;
    max-width: 900px;
    margin: 40px auto;
}
.cdn-info-box h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}
.cdn-info-box p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}
/* CDN 특장점 카드 그리드 - 2x2 레이아웃 */
.cdn-features-grid-2x2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}
.cdn-feature-card-box {
    background: var(--bg-card);
    border-radius: 0;
    padding: 40px;
    border-top: 4px solid var(--primary);
    transition: background 0.4s ease, transform 0.4s ease, box-shadow 0.4s ease;
    position: relative;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.cdn-feature-card-box:hover {
    background: #FFF9F5;
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(51, 153, 209, 0.15);
}
.cdn-feature-card-box:hover .cdn-feature-num {
    color: var(--primary);
}
.cdn-feature-card-box:hover h4 {
    color: #1A1A1A;
}
.cdn-feature-card-box:hover p {
    color: #4A4A4A;
}
.cdn-feature-card-box:hover .cdn-feature-icon {
    color: var(--primary);
    transform: scale(1.1);
}
.cdn-feature-header {
    margin-bottom: 20px;
}
.cdn-feature-num {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
    display: block;
    transition: color 0.3s ease;
}
.cdn-feature-card-box h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    transition: color 0.3s ease;
}
.cdn-feature-card-box p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
    transition: color 0.3s ease;
}
.cdn-feature-icon {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    color: var(--primary);
    opacity: 0.6;
    transition: color 0.3s ease, transform 0.3s ease;
}

/* ===== 뉴스 콘텐츠 모니터링 스타일 ===== */
/* Flow Diagram */
.news-flow-diagram {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 0;
    flex-wrap: nowrap;
    margin: 48px 0;
}
.news-flow-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    flex: 1;
    min-width: 0;
}
.news-flow-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0; /* ← 아이콘 크기 고정 */
    background: linear-gradient(135deg, var(--primary-light), var(--bg-card-hover));
    box-shadow: 0 0 20px rgba(46, 139, 255, 0.1);
}
.news-flow-icon img { width: 40px; height: 40px; }
.news-flow-col-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
}
.news-flow-col-desc {
    font-size: 13px;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.6;
}
.news-flow-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    padding-top: 6px;
    color: #2E8BFF;
    font-size: 22px;
    align-self: flex-start;
    margin-top: 20px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-bottom: 60px;
}
.stat-box {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    border: 1px solid rgba(51, 153, 209, 0.1);
}
.stat-box .number {
    font-family: 'Sora', sans-serif;
    font-size: 42px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}
.stat-box .unit {
    font-size: 0.9rem;
    color : #5A6E8F;
}
.stat-box .label {
    font-size: 1rem;
    color: var(--text-secondary);
}

.news-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.feature-tags {
    display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px;
}
.feature-tag {
    font-size: 12px; padding: 4px 10px;
    border-radius: 100px;
    background: rgba(46, 139, 255, 0.08);
    border: 1px solid rgba(46, 139, 255, 0.12);
    color: #3399d1; font-weight: 600;
}

/* ===== 반응형 ===== */
@media (max-width: 1120px){
    .flow-steps { gap: 250px; }
}
@media (max-width: 968px) {
    .feature-grid { grid-template-columns: 1fr; }
    .cdn-features-grid-2x2 { grid-template-columns: 1fr; }
    .bigdata-bar .bar-fill { width: 9%; }
    .flow-steps { gap: 220px; }

    /* 뉴스 모니터링 */
    .stats-row{ grid-template-columns: 1fr }
    .news-feature-grid { grid-template-columns: 1fr; }
}
@media (max-width: 870px){
    .flow-steps { gap: 180px; }

    .news-flow-diagram { flex-direction: column; align-items: center; }
    .news-flow-col { width: 100%; max-width: 305px; flex-direction: row; align-items: center; text-align: left; gap: 20px; }
    .news-flow-col-title,
    .news-flow-col-desc {
        text-align: left;
    }
    .news-flow-arrow { align-self: center; margin-top: 0; padding-top: 0; min-width: unset; transform: rotate(90deg); }
}
@media (max-width: 768px) {

    /* 저작권 정산 분배 */
    .settlement-sources,
    .system-box-features {
        flex-direction: column;
    }
    .bigdata-bar .bar-fill { width: 10%; }
    .component-content { flex-direction: column; }
    .comparison-row {  flex-direction: column; align-items: flex-start; }
    .comparison-label { min-width: auto; }
    .comparison-bar { width: 100%; }

    /* 콘텐츠/저작권 관리 */
    .flow-steps { flex-direction: column; }
    .flow-arrow { transform: rotate(90deg); }

    /* cdn */
    .cdn-diagram { flex-direction: column; }
    .cdn-arrow { transform: rotate(90deg); }

}
@media (max-width: 600px) {
    .bigdata-bar .bar-fill { width: 18%; }
}

@media (max-width: 480px) {
    .news-flow-col { gap: 14px; }
    .news-flow-icon { width: 52px; height: 52px; font-size: 22px; }
}