/**
 * SimLink AI 전용 스타일
 * - 사업 개요 및 핵심 가치 섹션
 * - 검정 배경, 라임 그린 포인트
 */

:root {
    --simlink-lime: #c6ff00;
    --simlink-lime-glow: rgba(198, 255, 0, 0.4);
    --simlink-box-bg: #1a1a1a;
}

/* ScrollTrigger pin 시 spacer 배경 */
.pin-spacer:has(.simlink-overview-values) {
    background: #000;
}

/* ---------- 사업 개요 및 핵심 가치 섹션 ---------- */
.simlink-overview-values {
    width: 100%;
    max-width: none;
    margin: 0;
    margin-top: 100vh; /* fixed 히어로 아래에 배치 */
    min-height: 100vh;
    padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 5vw, 4rem);
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    position: relative;
    z-index: 2;
    box-sizing: border-box;
}

/* 화면 전체 너비 (부모 max-width/margin 영향 제거) */
body.page-simlink-ai .simlink-overview-values {
    width: 100vw;
    max-width: none;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

/* SimLink AI: 히어로 비디오 오버레이 배경 이슈 수정 */
body.page-simlink-ai .solution-hero__video-overlay {
    background: rgba(0, 0, 0, 0.25);
}

/* simlink-system-architecture부터 아래 모든 섹션 전체 너비 (solution-hero 오버레이 노출 방지) */
body.page-simlink-ai .simlink-system-architecture,
body.page-simlink-ai .solution-chart-section,
body.page-simlink-ai .solution-intro-section,
body.page-simlink-ai .data-processing-scenario,
body.page-simlink-ai .business-value-analysis,
body.page-simlink-ai .solution-section {
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    box-sizing: border-box;
}

.simlink-overview-values__inner {
    display: flex;
    align-items: center;
    gap: clamp(2rem, 5vw, 4rem);
    width: 100%;
    margin: 0;
}

/* SOLUTION 라벨 + 아크 */
.simlink-overview-values__label-wrap {
    position: relative;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    padding-left: 1rem;
}

.simlink-overview-values__arc {
    position: absolute;
    left: -23.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 700px;
    height: 700px;
    border: 6px solid var(--color-main);
    border-radius: 50%;
    box-shadow: 0 0 20px rgb(0 194 255 / 59%);
    pointer-events: none;
}

.simlink-overview-values__label {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 600;
    color: #fff;
    margin: 0;
    margin-left: -3rem;
    letter-spacing: 0.1em;
    position: relative;
    z-index: 1;
}

/* 행들 */
.simlink-overview-values__rows {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: clamp(2rem, 4vw, 3.5rem);
    margin-left: clamp(4rem, 18vw, 20rem);
    max-width: 50%;
}

.simlink-overview-values__row {
    display: flex;
    align-items: stretch;
    position: relative;
}

.simlink-overview-values__row::before {
    content: '';
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    width: clamp(1.5rem, 30vw, 20.5rem);
    height: 1px;
    background: linear-gradient(to right, #000, #fff);
}

/* 설명 박스들 */
.simlink-overview-values__boxes {
    flex: 1;
    display: flex;
    gap: clamp(1rem, 2vw, 1.5rem);
    min-width: 0;
    min-height: clamp(140px, 18vw, 180px);
}

.simlink-overview-values__box {
    flex: 1;
    min-width: 0;
    background: var(--simlink-box-bg);
    border-radius: 100px;
    border: none;
}

.simlink-overview-values__box--desc {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2vw, 1.5rem);
    padding: clamp(0.25rem, 1vw, 0rem) clamp(0.5rem, 1.5vw, 1rem);
}

/* 원형 핵심 가치 (box 내부) */
.simlink-overview-values__box--desc .simlink-overview-values__circle {
    flex-shrink: 0;
    width: 160px;
    height: 160px;
    border: 2px solid var(--color-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
}

.simlink-overview-values__circle span {
    font-size: clamp(0.9rem, 1.1vw, 2rem);
    font-weight: 600;
    color: #fff;
    text-align: center;
}

.simlink-overview-values__list {
    margin: 0;
    padding: 0;
    list-style: none;
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.simlink-overview-values__list li {
    margin: 0;
    padding: 0;
    font-size: clamp(0.85rem, 1vw, 1.3rem);
    line-height: 1.6;
    color: #fff;
}

/* 라이트 모드에서도 이 섹션은 검정 배경 유지 */
body.prototype-03.light-mode.page-simlink-ai .simlink-overview-values {
    background: #000;
}

body.prototype-03.light-mode.page-simlink-ai .simlink-overview-values__box {
    background: var(--simlink-box-bg);
}

body.prototype-03.light-mode.page-simlink-ai .simlink-overview-values__list li {
    color: #fff;
}

/* ---------- 반응형 ---------- */
@media (max-width: 1024px) {
    .simlink-overview-values__inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .simlink-overview-values__label-wrap {
        padding-left: 0;
    }

    .simlink-overview-values__arc {
        left: 0;
    }
}

@media (max-width: 768px) {
    .simlink-overview-values {
        padding: 3rem 1.5rem;
    }

    .simlink-overview-values__rows {
        max-width: 100%;
    }

    .simlink-overview-values__boxes {
        min-height: 120px;
    }

    .simlink-overview-values__box--desc {
        flex-direction: row;
    }

    .simlink-overview-values__box--desc .simlink-overview-values__circle {
        width: 60px;
        height: 60px;
    }
}

/* ---------- 전체 시스템 아키텍처 (How We Work 스타일) ---------- */
.simlink-system-architecture {
    padding: clamp(6rem, 12vw, 12rem) clamp(2rem, 5vw, 4rem);
    background: #fff;
    position: relative;
    z-index: 10;
    isolation: isolate;
}

.simlink-system-architecture__inner {
    max-width: 1400px;
    margin: 0 auto;
}

.simlink-system-architecture__title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: #000;
    margin: 0 0 clamp(3rem, 6vw, 5rem);
}

.simlink-system-architecture__flow {
    position: relative;
}

.simlink-system-architecture__arcs {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 40%;
    height: 200px;
    pointer-events: none;
    background: repeating-radial-gradient(
        circle at 0% 50%,
        transparent 0,
        transparent 20px,
        rgba(198, 255, 0, 0.08) 20px,
        rgba(198, 255, 0, 0.08) 22px
    );
    mask-image: linear-gradient(to right, transparent, black 60%);
    -webkit-mask-image: linear-gradient(to right, transparent, black 60%);
}

.simlink-system-architecture__stages {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    gap: 0;
}

.simlink-system-architecture__stage {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-width: 0;
    margin-left: -35px;
    cursor: pointer;
}

.simlink-system-architecture__stage:first-child {
    margin-left: 0;
}

.simlink-system-architecture__stage--active {
    align-items: flex-start;
    text-align: left;
}

.simlink-system-architecture__stage--last > .simlink-system-architecture__stage {
    background: transparent;
    border: 1px solid rgba(0, 0, 0, 0.2);
}

.simlink-system-architecture__stage > .simlink-system-architecture__stage {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-width: 0;
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    flex-shrink: 0;
    z-index: 2;
    background: transparent;
    border: 1px solid rgba(0, 0, 0, 0.2);
    padding: 1.25rem 1.5rem;
    box-sizing: border-box;
    transition: background-color 0.25s ease, border-color 0.25s ease;
}

.simlink-system-architecture__stage:hover > .simlink-system-architecture__stage {
    background: #000;
    border-color: #000;
}

.simlink-system-architecture__stage:hover .simlink-system-architecture__stage-num,
.simlink-system-architecture__stage:hover .simlink-system-architecture__stage-en,
.simlink-system-architecture__stage:hover .simlink-system-architecture__stage-ko {
    color: #fff;
}

.simlink-system-architecture__stage-num {
    position: absolute;
    top: 6.24rem;
    left: 2.5rem;
    font-size: 15px;
    font-weight: 700;
    color: #000;
    transition: color 0.25s ease;
}

.simlink-system-architecture__stage--active .simlink-system-architecture__stage .simlink-system-architecture__stage-num {
    color: #000;
}

.simlink-system-architecture__stage .simlink-system-architecture__stage-en {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 22px;
    font-weight: 700;
    color: var(--color-main);
    text-align: left;
    width: calc(100% - 2rem);
    padding: 0 1.5rem;
    box-sizing: border-box;
    transition: color 0.25s ease;
}

.simlink-system-architecture__stage--active .simlink-system-architecture__stage .simlink-system-architecture__stage-en {
    color: var(--color-main);
}

.simlink-system-architecture__stage .simlink-system-architecture__stage-ko {
    position: absolute;
    bottom: 4.5rem;
    left: 2.6rem;
    font-size: 15px;
    font-weight: 700;
    color: #000;
    transition: color 0.25s ease;
}

.simlink-system-architecture__stage--active .simlink-system-architecture__stage .simlink-system-architecture__stage-ko {
    color: #000;
}

@media (max-width: 1024px) {
    .simlink-system-architecture__stages {
        flex-wrap: wrap;
        gap: 2rem;
    }

    .simlink-system-architecture__stage {
        flex: 0 0 calc(50% - 1rem);
        margin-left: 0;
    }

    .simlink-system-architecture__stage > .simlink-system-architecture__stage {
        width: 160px;
        height: 160px;
    }

    .simlink-system-architecture__stage .simlink-system-architecture__stage-en {
        font-size: 15px;
    }

    .simlink-system-architecture__stage .simlink-system-architecture__stage-ko {
        font-size: 12px;
    }

    .simlink-system-architecture__arcs {
        display: none;
    }
}

@media (max-width: 768px) {
    .simlink-system-architecture__stage > .simlink-system-architecture__stage {
        width: 140px;
        height: 140px;
    }

    .simlink-system-architecture__stage .simlink-system-architecture__stage-en {
        font-size: 14px;
    }

    .simlink-system-architecture__stage .simlink-system-architecture__stage-ko {
        font-size: 11px;
    }

    .simlink-system-architecture__stage {
        flex: 0 0 100%;
    }

    .simlink-system-architecture__stage--active {
        align-items: center;
        text-align: center;
    }

}

/* ---------- solution-intro-section (솔루션 소개) ---------- */
.solution-intro-section {
    width: 100%;
    padding: clamp(4rem, 8vw, 10rem) clamp(2rem, 5vw, 4rem);
    background: #fff;
    position: relative;
    z-index: 10;
}

.solution-intro-section__inner {
    max-width: 1200px;
    margin: 0 auto 0;
    padding: 0;
    text-align: center;
}

.solution-intro-section__title {
    font-size: clamp(1.5rem, 3vw, 3.5rem);
    font-weight: 800;
    color: #000;
    margin: 0 0 1.5rem;
}

.solution-intro-section__subtitle {
    font-size: clamp(0.95rem, 1.5vw, 1.1rem);
    font-weight: 400;
    color: #000;
    line-height: 1.6;
    margin: 0;
}

/* 외곽 도형 (4개 카드를 감싸는 반투명 타원) */
.solution-intro-oval {
    max-width: min(1400px, 95vw);
    margin: clamp(2rem, 4vw, 3rem) auto 0;
    padding: clamp(2rem, 3vw, 2.5rem);
    background: rgb(255 255 255);
    border: 2px solid var(--color-main);
    border-radius: 260px;
    aspect-ratio: 4 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 60px rgba(0, 0, 0, 0.05);
}

/* 2x2 원형 카드 그리드 */
.solution-intro-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(1.25rem, 2.5vw, 2rem);
    width: 100%;
    max-width: 1350px;
}

/* 원형 카드 */
.solution-intro-card {
    aspect-ratio: 1;
    min-width: 0;
    border-radius: 50%;
    background: rgb(255 255 255);
    border: 2px solid #e7e7e7;
    padding: clamp(1.5rem, 3vw, 1.5rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.solution-intro-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--color-main);
    transform: scale(1.02);
}

.solution-intro-card__num {
    font-size: clamp(0.7rem, 1vw, 0.85rem);
    font-weight: 500;
    color: #000;
    margin-bottom: 0.5rem;
}

.solution-intro-card__title {
    font-size: clamp(1rem, 1.3vw, 1.25rem);
    font-weight: 700;
    color: #000;
    margin: 0 0 0.75rem;
    letter-spacing: -0.02em;
}

.solution-intro-card__text {
    font-size: clamp(0.8rem, 1vw, 0.9rem);
    line-height: 1.55;
    color: #000;
    margin: 0;
    font-weight: 400;
}

/* solution-intro-oval 아래 section4.svg */
.solution-intro-section4 {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: clamp(1.5rem, 3vw, 2.5rem);
}

.solution-intro-section4__img {
    max-width: clamp(400px, 70vw, 800px);
    width: 100%;
    height: auto;
}

.solution-intro-section4__text {
    margin: clamp(1rem, 2vw, 2.5rem) 0 0;
    font-size: clamp(0.95rem, 1.5vw, 2.15rem);
    font-weight: 700;
    color: #000;
    line-height: 1.6;
    text-align: center;
}

@media (max-width: 768px) {
    .solution-intro-oval {
        aspect-ratio: 1;
        border-radius: 200px;
    }

    .solution-intro-cards {
        grid-template-columns: 1fr;
        max-width: 320px;
    }
}

/* ---------- data-processing-scenario (실시간 데이터 처리 시나리오) ---------- */
/* 이미지 03.17.34 구조: Right-Center Orbit, Minimalist White */
.data-processing-scenario {
    padding: clamp(5rem, 10vw, 8rem) clamp(2rem, 5vw, 4rem);
    background: #ffffff;
    position: relative;
    z-index: 10;
    overflow: hidden;
    font-family: 'Pretendard Variable', -apple-system, BlinkMacSystemFont, sans-serif;
}

.data-processing-scenario__inner {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

/* 화살표: 원 위에 배치 */
.data-processing-scenario__arrow-wrap {
    position: absolute;
    left: -65px;
    right: 0;
    top: -30%;
    z-index: 10;
    width: 100%;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.data-processing-scenario__arrow-label {
    font-size: clamp(0.75rem, 1vw, 0.85rem);
    font-weight: 500;
    color: var(--color-main);
    letter-spacing: 0.08em;
}

.data-processing-scenario__arrow {
    width: 100%;
    height: 28px;
    min-height: 24px;
}

/* 화살표 라인 */
.data-processing-scenario__arrow-line {
    stroke: var(--color-main) !important;
    stroke-width: 3 !important;
}

/* 메인 레이아웃: 왼쪽 하단 타이틀 + 오른쪽 Orbit(원 중심) */
.data-processing-scenario__layout {
    display: grid;
    grid-template-columns: minmax(280px, 0.9fr) 1fr;
    gap: clamp(2rem, 4vw, 4rem);
    align-items: end;
    min-height: 560px;
    padding-top: clamp(5rem, 9vw, 7rem);
}

/* 왼쪽 하단: Process + 메인 타이틀 */
.data-processing-scenario__title-area {
    position: relative;
    z-index: 2;
    align-self: end;
    margin-left: clamp(-12rem, -24vw, -22rem);
}

.data-processing-scenario__label {
    display: block;
    font-size: clamp(0.85rem, 1.1vw, 0.95rem);
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.4rem;
    letter-spacing: 0.04em;
}

.data-processing-scenario__title {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 800;
    color: #1a1a1a;
    margin: 0 0 0.75rem;
    line-height: 1.3;
}

.data-processing-scenario__desc {
    font-size: clamp(0.85rem, 1.1vw, 1rem);
    font-weight: 600;
    color: #1a1a1a;
    line-height: 1.6;
    margin: 0;
    opacity: 0.75;
}

/* 오른쪽: Right-Center Orbit - 원의 중심 = 화면 오른쪽 끝 */
.data-processing-scenario__orbit {
    position: relative;
    width: 100%;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

/* 동심원: 중심이 오른쪽 끝에 위치, 전체 원 */
.data-processing-scenario__circles {
    position: absolute;
    right: -70%;
    top: 50%;
    transform: translateY(-50%);
    width: min(200vh, 1500px);
    height: min(200vh, 1500px);
    pointer-events: none;
}

.data-processing-scenario__circle {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translate(50%, -50%);
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-sizing: border-box;
}

.data-processing-scenario__circle--outer {
    width: 100%;
    height: 100%;
    background: rgb(29, 29, 29);
    transform: translate(50%, -50%);
}

.data-processing-scenario__circle--mid1 {
    width: 78%;
    height: 78%;
    background: rgb(52, 52, 52);
    transform: translate(50%, -50%);
}

.data-processing-scenario__circle--mid2 {
    width: 56%;
    height: 56%;
    background: rgb(70, 70, 70);
    transform: translate(50%, -50%);
}

.data-processing-scenario__circle--inner {
    width: 38%;
    height: 38%;
    background: rgb(90, 90, 90);
    transform: translate(50%, -50%);
}

/* 4단계 콘텐츠 - 1행 4열, 원 1개마다 1개씩 배치 */
.data-processing-scenario__stages {
    position: absolute;
    left: -35%;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: clamp(1.5rem, 3vw, 2.5rem);
    align-items: center;
    justify-items: center;
    width: 166%;
    max-width: 1300px;
    margin: 0 auto;
}

/* stage 1: outer, stage 2: mid1, stage 3: mid2, stage 4: inner 원 위 */
.data-processing-scenario__stage--1 {
    justify-self: start;
}

.data-processing-scenario__stage--2 {
    justify-self: center;
}

.data-processing-scenario__stage--3 {
    justify-self: center;
}

.data-processing-scenario__stage--4 {
    justify-self: end;
}

.data-processing-scenario__stage {
    text-align: center;
    padding: clamp(0.75rem, 1.2vw, 1rem);
    max-width: 280px;
}

.data-processing-scenario__stage-content {
    min-width: 0;
}

.data-processing-scenario__stage-title {
    font-size: clamp(0.95rem, 1.5vw, 2.8rem);
    font-weight: 500;
    color: #ffffff;
    margin: 0 0 1rem;
    line-height: 1.3;
}

.data-processing-scenario__stage-desc {
    font-size: clamp(0.82rem, 1vw, 1.1rem);
    font-weight: 500;
    color: #ffffff;
    line-height: 1.5;
    margin: 0;
    opacity: 0.9;
}

.data-processing-scenario__stage-detail {
    font-size: clamp(0.78rem, 0.95vw, 0.85rem);
    font-weight: 400;
    color: #ffffff;
    line-height: 1.5;
    margin: 0.3rem 0 0;
    opacity: 0.7;
}

.data-processing-scenario__stage:hover .data-processing-scenario__stage-title {
    color: var(--color-main);
}

/* 반응형 */
@media (max-width: 1024px) {
    .data-processing-scenario__layout {
        grid-template-columns: 1fr;
        align-items: center;
        min-height: auto;
        padding-top: 4rem;
    }

    .data-processing-scenario__title-area {
        align-self: center;
        text-align: center;
    }

    .data-processing-scenario__orbit {
        min-height: 420px;
        justify-content: center;
    }

    .data-processing-scenario__circles {
        right: 50%;
        transform: translate(50%, -50%);
        width: min(100vh, 650px);
        height: min(100vh, 650px);
    }

    .data-processing-scenario__circle--outer,
    .data-processing-scenario__circle--mid1,
    .data-processing-scenario__circle--mid2,
    .data-processing-scenario__circle--inner {
        transform: translate(50%, -50%);
    }

    .data-processing-scenario__stages {
        grid-template-columns: 1fr;
        width: 90%;
        max-width: 400px;
    }

    .data-processing-scenario__stage--1,
    .data-processing-scenario__stage--2,
    .data-processing-scenario__stage--3,
    .data-processing-scenario__stage--4 {
        justify-self: center;
    }

    .data-processing-scenario__stage {
        text-align: center;
        max-width: none;
    }

    .data-processing-scenario__arrow-wrap {
        display: none;
    }
}

@media (max-width: 768px) {
    .data-processing-scenario__stages {
        grid-template-columns: 1fr;
    }

    .data-processing-scenario__stage--1,
    .data-processing-scenario__stage--2,
    .data-processing-scenario__stage--3,
    .data-processing-scenario__stage--4 {
        justify-self: center;
    }

    .data-processing-scenario__orbit {
        min-height: 380px;
    }

    .data-processing-scenario__circles {
        width: min(95vh, 550px);
        height: min(95vh, 550px);
    }
}

@media (max-width: 600px) {
    .data-processing-scenario__layout {
        padding-top: 3rem;
    }

    .data-processing-scenario__title {
        font-size: clamp(1.5rem, 5vw, 2rem);
    }
}

/* ---------- business-value-analysis (비즈니스 가치 분석) ---------- */
.business-value-analysis {
    padding: clamp(5rem, 10vw, 10rem) clamp(2rem, 5vw, 4rem);
    background: #ffffff;
    position: relative;
    z-index: 10;
}

.business-value-analysis__inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: clamp(2rem, 4vw, 3rem);
}

.business-value-analysis__title {
    font-size: clamp(1.75rem, 3vw, 3.5rem);
    font-weight: 800;
    color: #000;
    margin: 0 0 0.5rem;
    text-align: center;
}

.business-value-analysis__img-wrap {
    display: none;
    width: 100%;
    overflow: hidden;
}

.business-value-analysis__img {
    width: 100%;
    height: auto;
    display: block;
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.business-value-analysis__img-wrap:hover .business-value-analysis__img {
    opacity: 0.95;
}

/* ---------- business-value-analysis HTML/CSS 버전 (이미지 아래 비교용) ---------- */
.business-value-analysis__html-version {
    width: 100%;
    margin-top: 2rem;
    border-radius: 20px;
    box-sizing: border-box;
}

.business-value-analysis__row1 {
    width: 100%;
    margin-bottom: 20px;
}

.business-value-analysis__tco-card {
    width: 100%;
    background: #1a1a1a;
    border-radius: 10px;
    padding: 24px 32px;
    overflow: visible;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
    box-sizing: border-box;
}

.business-value-analysis__tco-left {
    flex: 1;
    min-width: 200px;
}

.business-value-analysis__tco-label {
    display: block;
    font-size: 24px;
    font-weight: 600;
    color: var(--color-main);
    margin-bottom: 0.5rem;
}

.business-value-analysis__tco-title {
    font-size: 42px;
    font-weight: 800;
    color: #ffffff;
    margin: 0;
    line-height: 1.2;
}

.business-value-analysis__tco-title strong {
    font-size: 1.5em;
    font-weight: 800;
}

.business-value-analysis__tco-right {
    flex: 1;
    min-width: 280px;
    max-width: 420px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    text-align: right;
    overflow: visible;
}

.business-value-analysis__tco-desc {
    font-size: 19px;
    font-weight: 400;
    color: #ffffff;
    line-height: 1.2;
    margin: 0 0 1.25rem;
}

.business-value-analysis__tco-chart {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    margin-left: auto;
    margin-right: 24px;
    margin-bottom: -24px;
}

.business-value-analysis__tco-chart-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.business-value-analysis__tco-chart-bar {
    border-radius: 50px 50px 0 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 0.5rem;
    box-sizing: border-box;
}

.business-value-analysis__tco-chart-item--high .business-value-analysis__tco-chart-bar {
    width: 100px;
    height: 150px;
    background: #4a4a4a;
}

.business-value-analysis__tco-chart-item--low .business-value-analysis__tco-chart-bar {
    width: 102px;
    height: 105px;
    background: var(--color-main);
}

.business-value-analysis__tco-chart-label {
    font-size: 15px;
    font-weight: 300;
    color: #ffffff;
    text-align: center;
    line-height: 1.25;
    max-width: 90px;
}

.business-value-analysis__tco-chart-arrow {
    width: 56px;
    height: 75px;
    flex-shrink: 0;
    align-self: flex-start;
}

.business-value-analysis__tco-chart-arrow-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

/* Row 2: 2x2 그리드 + 중앙 원 */
.business-value-analysis__row2-wrap {
    position: relative;
    min-height: 380px;
}

.business-value-analysis__row2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    position: relative;
    min-height: 380px;
}

.business-value-analysis__grid-card {
    background: #1a1a1a;
    border-radius: 10px;
    padding: 60px 30px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 0.5rem;
}

.business-value-analysis__grid-label {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-main);
}

.business-value-analysis__grid-value {
    font-size: 64px;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.1;
}

.business-value-analysis__row2 .business-value-analysis__grid-card:nth-child(2),
.business-value-analysis__row2 .business-value-analysis__grid-card:nth-child(4) {
    align-items: flex-end;
    text-align: right;
}

.business-value-analysis__center-circle {
    position: absolute;
    grid-column: 1 / -1;
    grid-row: 1 / -1;
    inset: 0;
    margin: auto;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: var(--color-main);
    box-shadow: 0 0 10px var(--color-main), 0 0 30px var(--color-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
    z-index: 10;
    box-sizing: border-box;
}

.business-value-analysis__center-title {
    font-size: 2rem;
    font-weight: 800;
    color: #ffffff;
    margin: 0 0 0.75rem;
}

.business-value-analysis__center-desc {
    font-size: 19px;
    font-weight: 400;
    color: #ffffff;
    line-height: 1.5;
    margin: 0;
}

@media (max-width: 768px) {
    .business-value-analysis__tco-card {
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
    }
    .business-value-analysis__tco-right {
        max-width: 100%;
    }
    .business-value-analysis__tco-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
    }
    .business-value-analysis__tco-chart {
        width: 100%;
        justify-content: flex-end;
        margin-right: 16px;
        margin-bottom: -24px;
    }
    .business-value-analysis__row2 {
        grid-template-columns: 1fr;
        min-height: auto;
    }
    .business-value-analysis__center-circle {
        position: relative;
        top: auto;
        left: auto;
        transform: none;
        width: 100%;
        max-width: 280px;
        height: auto;
        aspect-ratio: 1;
        margin: -60px auto 0;
    }
    .business-value-analysis__grid-value {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }
}

/* ---------- solution-chart-section (레이더 차트) ---------- */

.solution-chart-section__inner {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    overflow-x: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.solution-chart-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(5rem, 10vw, 7rem) clamp(2rem, 5vw, 4rem) clamp(3rem, 6vw, 5rem);
    background: #000;
    position: relative;
    z-index: 10;
}

.solution-chart-section__title {
    font-size: clamp(1.5rem, 3vw, 3rem);
    font-weight: 800;
    color: #fff;
    margin: 0 0 1.5rem;
    text-align: center;
}

.solution-chart-section__subtitle {
    font-size: clamp(0.9rem, 1.5vw, 1.05rem);
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    margin: 0 0 0.5rem;
    text-align: center;
}

.solution-chart-grid {
    display: grid;
    grid-template-columns: minmax(700px, 1fr) minmax(400px, 550px);
    gap: clamp(2rem, 4vw, 3rem);
    align-items: stretch;
    width: 100%;
    margin-top: -1rem;
}

.solution-chart-col--left {
    min-width: 0;
    margin-left: -1.5rem;
}

.solution-chart-col--right {
    min-width: 0;
    display: flex;
    align-items: center;
}

.solution-chart-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2.5rem;
    flex-wrap: wrap;
}

.solution-chart-cards {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    width: 100%;
}

.solution-chart-card {
    min-width: 0;
    background: #272b2b;
    border-radius: 12px;
    padding: clamp(1.25rem, 2vw, 1.75rem);
    transition: box-shadow 0.35s ease, border-color 0.35s ease;
}

.solution-chart-card:hover {
    border-color: rgba(0, 191, 165, 0.5);
    box-shadow: 0 0 24px rgba(0, 191, 165, 0.25), 0 0 48px rgba(0, 122, 255, 0.15);
}

.solution-chart-card__title {
    font-size: clamp(1rem, 1.2vw, 1.2rem);
    font-weight: 700;
    color: #fff;
    margin: 0 0 0.75rem;
}

.solution-chart-card__text {
    font-size: clamp(0.9rem, 1vw, 1rem);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.solution-chart-btn {
    padding: 1rem 2.75rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: #fff;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: background 0.25s, color 0.25s;
}

.solution-chart-btn:hover {
    background: rgba(10, 158, 158, 0.2);
}

.solution-chart-btn--active {
    background: var(--color-main);
    color: #fff;
}

.solution-chart-btn[data-chart="cloud-llm"].solution-chart-btn--active {
    background: #2563eb;
}

.solution-chart-btn[data-chart="cloud-llm"]:hover {
    background: rgba(37, 99, 235, 0.2);
}

.solution-chart-btn--active:hover {
    background: var(--color-main);
    color: #fff;
}

.solution-chart-btn[data-chart="cloud-llm"].solution-chart-btn--active:hover {
    background: var(--color-main);
    color: #fff;
}

.solution-chart-lottie-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 520px;
    overflow: visible;
}

.solution-chart-radar {
    width: 100%;
    max-width: 700px;
    overflow: visible;
}

.solution-chart-svg {
    width: 100%;
    height: auto;
    overflow: visible;
}

.radar-label {
    font-size: 15px;
    fill: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.radar-poly {
    transition: opacity 0.4s ease;
}

/* GSAP 애니메이션 시 opacity는 JS에서 제어, 아래는 GSAP 미로드 시 폴백 */
[data-active-chart="cloud-llm"] .radar-poly--simlink {
    opacity: 0.4;
}

[data-active-chart="simlink"] .radar-poly--cloud {
    opacity: 0.4;
}

.solution-chart-legend {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
}

.solution-chart-legend__item--simlink::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    background: var(--color-main);
    margin-right: 0.5rem;
    vertical-align: middle;
    border-radius: 2px;
}

.solution-chart-legend__item--cloud::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    background: #2563eb;
    margin-right: 0.5rem;
    vertical-align: middle;
    border-radius: 2px;
}

@media (max-width: 1150px) {
    .solution-chart-grid {
        grid-template-columns: 1fr;
    }
}