/* ── 솔루션 공통 CSS ── */
/* 포인트 컬러: 청록 #06c8c8 / rgb(6,200,200) */

/* ── 히어로 일러스트 ── */
.sol-hero {
    max-width: 1120px; margin: 0 auto 40px;
}
.sol-hero .svc-illust {
    width: 100%; min-height: 300px; border-radius: 16px;
    background: rgba(6,200,200,0.03);
    border: 1px solid rgba(6,200,200,0.1);
    overflow: hidden;
    display: flex; align-items: center; justify-content: center;
}
.sol-hero .svc-illust svg { display: block; width: 100%; height: 100%; }

/* ── 섹션 공통 ── */
.sol-section {
    max-width: 1120px; margin: 0 auto 48px;
    opacity: 0; transform: translateY(32px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.sol-section.visible { opacity: 1; transform: translateY(0); }

.sol-section-head {
    display: flex; align-items: center; flex-wrap: wrap;
    margin-bottom: 32px; padding: 22px 28px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(6,200,200,0.1) 0%, rgba(6,200,200,0.03) 100%);
    border-left: 3px solid #06c8c8;
    border-top: 1px solid rgba(6,200,200,0.2);
    border-right: 1px solid rgba(6,200,200,0.08);
    border-bottom: 1px solid rgba(6,200,200,0.08);
    box-shadow: inset 0 0 40px rgba(6,200,200,0.04), 0 4px 20px rgba(0,0,0,0.2);
}
.sol-section-head strong {
    font-size: 1.45em; font-weight: 800;
    background: linear-gradient(90deg, #e2eaf8 0%, #06c8c8 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.sol-section-head p {
    width: 100%; margin: 6px 0 0; font-size: 0.93em; color: #6a8ab8;
    line-height: 1.6; word-break: keep-all;
}

/* ── 화면구성 이미지 ── */
.sol-screen-img {
    width: 100%; border-radius: 12px; overflow: hidden;
    border: 1px solid rgba(6,200,200,0.15);
    box-shadow: 0 8px 40px rgba(0,0,0,0.35);
}
.sol-screen-img img { width: 100%; height: auto; display: block; }

/* ── 피처 카드 그리드 ── */
.sol-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.sol-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.sol-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }

/* 같은 섹션 안에서 그리드 블록이 연달아 나올 때 상단 여백 */
.sol-grid-2 + .sol-grid-2, .sol-grid-2 + .sol-grid-3, .sol-grid-2 + .sol-grid-4,
.sol-grid-3 + .sol-grid-2, .sol-grid-3 + .sol-grid-3, .sol-grid-3 + .sol-grid-4,
.sol-grid-4 + .sol-grid-2, .sol-grid-4 + .sol-grid-3, .sol-grid-4 + .sol-grid-4 {
    margin-top: 10px;
}

.sol-card {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(6,200,200,0.1);
    border-radius: 16px; padding: 28px 24px;
    transition: transform 0.3s, background 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.sol-card:hover {
    transform: translateY(-5px);
    background: rgba(6,200,200,0.06);
    border-color: rgba(6,200,200,0.28);
    box-shadow: 0 20px 48px rgba(0,0,0,0.35);
}
.sol-card-icon {
    width: 52px; height: 52px; border-radius: 13px; margin-bottom: 16px;
    background: rgba(6,200,200,0.1); border: 1px solid rgba(6,200,200,0.2);
    display: flex; align-items: center; justify-content: center;
    color: #06c8c8;
}
.sol-card-icon i {
    font-size: 1.4em;
}
.sol-card strong {
    display: block; font-size: 1.05em; font-weight: 700; margin-bottom: 5px;
    color: #dce8f8;
}
.sol-card p {
    font-size: 0.9em; color: #7a9ec8; line-height: 1.45;
    word-break: keep-all; margin: 0;
}

/* ── 구축사례 로고 그리드 ── */
.sol-logo-grid {
    display: flex; flex-wrap: wrap; gap: 8px;
    padding: 28px; border-radius: 12px;
    background: rgba(6,200,200,0.03);
    border: 1px solid rgba(6,200,200,0.1);
}
.sol-logo-item {
    flex: 0 0 calc(20% - 7px);
    display: flex; align-items: center; justify-content: center;
    padding: 12px 8px; border-radius: 8px;
    background: rgba(240, 244, 255, 0.88);
    border: 1px solid rgba(6,200,200,0.08);
    transition: background 0.2s, border-color 0.2s;
}
.sol-logo-item:hover {
    background: rgba(240, 244, 255, 0.98);
    border-color: rgba(6,200,200,0.22);
}
.sol-logo-item img {
    max-height: 36px; max-width: 100%; object-fit: contain;
    filter: brightness(0.85) grayscale(0.2);
    transition: filter 0.2s;
}
.sol-logo-item:hover img { filter: brightness(1); }

/* ── 섹션 내 서브 헤더 (연관 카드 그룹 구분용) ── */
.sol-subhead {
    margin: 40px 0 16px; padding-left: 14px;
    border-left: 3px solid #06c8c8;
}
.sol-subhead strong {
    display: block; font-size: 1.05em; font-weight: 800; color: #dce8f8;
}
.sol-subhead p {
    margin: 4px 0 0; font-size: 0.85em; color: #6a8ab8;
}

/* ── Before/After 비교표 ── */
.sol-compare {
    margin-top: 32px; padding: 28px;
    border-radius: 16px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(6,200,200,0.1);
}
.sol-compare-head { margin-bottom: 20px; }
.sol-compare-head strong {
    display: block; font-size: 1.15em; font-weight: 800; color: #dce8f8; margin-bottom: 6px;
}
.sol-compare-head p { font-size: 0.9em; color: #6a8ab8; margin: 0; }
.sol-compare-table {
    display: flex; flex-direction: column; gap: 8px;
    border-radius: 12px; overflow: hidden;
}
.sol-compare-row {
    display: grid; grid-template-columns: 1fr 1.4fr 1.4fr; gap: 8px;
}
.sol-compare-row > div {
    padding: 14px 16px; font-size: 0.88em; line-height: 1.5;
    background: rgba(6,200,200,0.03); border: 1px solid rgba(6,200,200,0.08);
    border-radius: 8px; color: #93b4d8; word-break: keep-all;
}
.sol-compare-row-head > div {
    font-weight: 800; color: #e2eaf8;
    background: rgba(6,200,200,0.12); border-color: rgba(6,200,200,0.25);
}
.sol-compare-row > div:first-child { font-weight: 700; color: #dce8f8; }
.sol-compare-row:not(.sol-compare-row-head) > div:nth-child(3) {
    background: rgba(60,211,138,0.08); border-color: rgba(60,211,138,0.25); color: #cdeee0;
}
.sol-compare-foot {
    margin: 20px 0 0; text-align: center; font-size: 0.95em; font-weight: 700;
    color: #7ba7ff;
}

/* ── 도입효과 통계 카드 ── */
.sol-stat-card {
    background: rgba(6,200,200,0.05);
    border: 1px solid rgba(6,200,200,0.15);
    border-radius: 16px; padding: 26px 16px; text-align: center;
}
.sol-stat-card strong {
    display: block; font-size: 1.3em; font-weight: 800; color: #06c8c8; margin-bottom: 8px;
}
.sol-stat-card strong span { color: #6a8ab8; font-weight: 500; font-size: 0.8em; }
.sol-stat-card p {
    margin: 0; font-size: 0.85em; color: #93b4d8; line-height: 1.4;
}
.sol-stat-card p em { font-style: normal; color: #3cd38a; font-size: 0.9em; }

/* ── CTA ── */
.sol-cta {
    max-width: 1120px; margin: 0 auto; padding: 48px 40px;
    text-align: center; border-top: 1px solid rgba(255,255,255,0.1);
}
.sol-cta p { font-size: 1em; color: #93b4d8; line-height: 1.8; margin-bottom: 20px; }
.sol-cta p strong { font-size: 1.1em; color: #e2eaf8; }
.sol-cta .cta-btn {
    display: inline-block; padding: 0 36px; height: 46px; line-height: 46px;
    background: #06c8c8; color: #fff;
    border-radius: 23px; font-size: 14px; font-weight: 600; transition: 0.25s;
}
.sol-cta .cta-btn:hover { background: #18243F; color: #fff; }

/* ── 반응형 ── */
@media (max-width: 1200px) {
    .sol-hero, .sol-section { padding: 0 16px; }
    .sol-cta { padding: 40px 32px 80px; }
    .sol-section-head strong { font-size: 1.3em; }
}
@media (max-width: 960px) {
    .sol-section-head strong { font-size: 1.15em; }
    .sol-card strong { font-size: 0.97em; }
    .sol-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .sol-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .sol-logo-item { flex: 0 0 calc(25% - 6px); }
    /* 좁은 화면: 3열 비교표를 행 단위 카드로 묶어서 스택 (Before/After 라벨 표시) */
    .sol-compare-row {
        grid-template-columns: 1fr; gap: 0;
        border: 1px solid rgba(6,200,200,0.15); border-radius: 10px; overflow: hidden;
    }
    .sol-compare-row + .sol-compare-row { margin-top: 10px; }
    .sol-compare-row > div { border-radius: 0; border: none; border-bottom: 1px solid rgba(6,200,200,0.1); }
    .sol-compare-row > div:last-child { border-bottom: none; }
    .sol-compare-row > div:first-child { background: rgba(6,200,200,0.1); font-size: 0.95em; }
    .sol-compare-row:not(.sol-compare-row-head) > div:nth-child(2)::before {
        content: 'Before  '; color: #6a8ab8; font-weight: 700;
    }
    .sol-compare-row:not(.sol-compare-row-head) > div:nth-child(3)::before {
        content: 'After  '; color: #3cd38a; font-weight: 700;
    }
    .sol-compare-row-head { display: none; }
}
@media (max-width: 640px) {
    .sol-hero .svc-illust { min-height: 130px; overflow: hidden; }
    .sol-hero .svc-illust svg { width: 100%; height: auto; }
    .sol-grid-2, .sol-grid-3, .sol-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .sol-section-head { padding: 16px 18px; }
    .sol-section-head strong { font-size: 1.1em; }
    .sol-logo-item { flex: 0 0 calc(33.3% - 6px); }
}
@media (max-width: 480px) {
    .sol-logo-item { flex: 0 0 calc(50% - 4px); }
    .sol-card { padding: 20px 16px; }
    /* sol-grid-4는 좁은 폰에서도 2x2 유지 (1열로 떨어뜨리지 않음) */
}