/* AI 소개 페이지 전용. 기존 테마의 고정 최소 너비를 이 페이지에서 해제합니다. */
html, body { min-width: 0; width: 100%; height: auto; }
.ai-site { --ai-ink: #29343b; --ai-blue: #175887; --ai-line: #d9dee2; color: #29343b; background: #fff; font-family: "NanumBarunGothic", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif; font-size: 16px; line-height: 1.7; }
.ai-site *, .ai-site *::before, .ai-site *::after { box-sizing: border-box; }
.ai-site p, .ai-site a, .ai-site li, .ai-site span, .ai-site h1, .ai-site h2, .ai-site h3, .ai-site h4, .ai-site button, .ai-site summary { font-family: inherit; font-size: inherit; line-height: inherit; color: inherit; }
.ai-site a { text-decoration: none; }
.ai-site a:hover { text-decoration: none; }
.ai-site a:focus-visible, .ai-site button:focus-visible, .ai-site summary:focus-visible { outline: 3px solid #358ac9; outline-offset: 5px; }
.ai-site .ai-skip, .ai-site .ai-sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.ai-site .ai-skip:focus { clip: auto; width: auto; height: auto; top: 8px; left: 8px; padding: 12px 20px; color: #fff; background: #175887; z-index: 1001; }
.ai-site .ai-header { position: relative; z-index: 20; background: #232a2e; color: #fff; }
.ai-site .ai-header-inner { width: min(1240px, 94%); min-height: 106px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.ai-site .ai-brand { display: block; flex: 0 0 200px; }
.ai-site .ai-brand img { display: block; width: 200px; max-width: 100%; height: auto; }
.ai-site .ai-main-nav { flex: 1; }
.ai-site .navbar-nav_css { display: flex; justify-content: flex-end; align-items: stretch; gap: 16px; float: none; margin: 0; padding: 0; list-style: none; }
.ai-site .navbar-nav_css > li { float: none; position: relative; }
.ai-site .navbar-nav_css > li > a { display: block; padding: 26px 13px; white-space: nowrap; font-size: 17px; font-weight: 600; color: #fff; }
.ai-site .navbar-nav_css > li > a[href*="/ai.php"] { color: #9cd2f3; }
.ai-site .navbar-nav_css > li > a:hover { color: #9cd2f3; }
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.ai-site .ai-hero-inner { max-width: 1120px; margin: auto; padding: 66px 24px 72px; }
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.ai-site .ai-hero .ai-eyebrow { color: #b4d7ed; }
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.ai-site .ai-main { width: min(1160px, 92%); margin: 0 auto; padding: 44px 0 72px; }
.ai-site .ai-category-nav { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid #cdd2d6; }
.ai-site .ai-category-nav a { display: flex; align-items: center; justify-content: center; min-height: 64px; padding: 16px 12px; background: #f4f4f4; color: #6c7378; border-right: 1px solid #cdd2d6; text-align: center; font-weight: 600; word-break: keep-all; }
.ai-site .ai-category-nav a:last-child { border-right: 0; }
.ai-site .ai-category-nav a.is-current { background: #2b363d; color: #fff; }
.ai-site .ai-category-nav a:hover { background: #e7edf1; color: #253d50; }
.ai-site .ai-category-nav a.is-current:hover { background: #2b363d; color: #fff; }
.ai-site .ai-category-intro { padding: 34px 16px 28px; text-align: center; }
.ai-site .ai-category-intro .ai-eyebrow { margin-bottom: 8px; }
.ai-site .ai-category-intro p:last-child { margin: 0; font-size: 17px; color: #66737c; word-break: keep-all; }
.ai-site .ai-project-nav { display: flex; justify-content: center; margin: 0 auto 20px; border-bottom: 1px solid #cfd5d9; }
.ai-site .ai-project-nav a { position: relative; flex: 1; max-width: 580px; display: flex; align-items: center; justify-content: center; padding: 18px 14px; color: #727b81; text-align: center; font-size: 15px; word-break: keep-all; border-bottom: 2px solid transparent; }
.ai-site .ai-project-nav a.is-current { color: #26343d; border-bottom-color: #26343d; font-weight: 700; }
.ai-site .ai-project-nav a.is-current::after { content: ""; position: absolute; bottom: -8px; left: calc(50% - 6px); border-top: 7px solid #26343d; border-left: 6px solid transparent; border-right: 6px solid transparent; }
.ai-site .ai-project-nav a:hover { background: #f7f9fa; color: #175887; }
.ai-site .ai-project-heading { padding: 52px 0 36px; text-align: center; }
.ai-site .ai-project-heading h2 { display: flex; align-items: center; gap: 22px; margin: 0 0 24px; font-size: clamp(24px, 2.7vw, 34px); font-weight: 600; line-height: 1.45; letter-spacing: -.035em; word-break: keep-all; }
.ai-site .ai-project-heading h2::before, .ai-site .ai-project-heading h2::after { content: ""; flex: 1 0 30px; height: 1px; background: #d5dadd; }
.ai-site .ai-project-heading h2 span { max-width: 900px; }
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.ai-site .ai-section-title { margin: 0 0 20px; font-size: 20px; font-weight: 700; letter-spacing: -.025em; }
.ai-site .ai-features { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid #d9dee2; }
.ai-site .ai-feature { position: relative; padding: 28px 28px 28px 62px; border-bottom: 1px solid #d9dee2; }
.ai-site .ai-feature:nth-child(odd) { border-right: 1px solid #d9dee2; }
.ai-site .ai-feature-number { position: absolute; left: 15px; top: 29px; font-size: 14px; color: #175887; font-weight: 700; }
.ai-site .ai-feature h4 { margin: 0 0 8px; font-size: 18px; font-weight: 700; }
.ai-site .ai-feature p { margin: 0; color: #66737c; font-size: 15px; line-height: 1.8; word-break: keep-all; }
.ai-site .ai-process, .ai-site .ai-plans, .ai-site .ai-examples { margin-top: 48px; }
.ai-site .ai-process ol { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; margin: 0; padding: 0; list-style: none; }
.ai-site .ai-process li { padding: 20px 16px; background: #f0f4f6; text-align: center; font-size: 15px; font-weight: 600; word-break: keep-all; }
.ai-site .ai-process li span { display: block; margin-bottom: 8px; color: #175887; font-size: 12px; letter-spacing: .1em; }
.ai-site .ai-plan-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.ai-site .ai-plan-grid > div { padding: 28px; background: #f7f9fa; border-left: 3px solid #175887; }
.ai-site .ai-plan-grid h4 { margin: 0 0 8px; font-size: 18px; font-weight: 700; }
.ai-site .ai-plan-grid p { margin: 0; color: #66737c; font-size: 15px; }
.ai-site .ai-figure { margin: 0; border: 1px solid #e1e5e8; background: #fff; }
.ai-site .ai-figure a { display: block; }
.ai-site .ai-figure img { display: block; width: 100%; height: auto; }
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.ai-site .ai-showcase { padding-top: 40px; border-top: 1px solid #d9dee2; }
.ai-site .ai-showcase-heading { margin-bottom: 28px; }
.ai-site .ai-showcase-heading .ai-eyebrow { color: #00884a; }
.ai-site .ai-showcase-heading .ai-section-title { margin-bottom: 10px; font-size: 26px; }
.ai-site .ai-showcase-heading > p:last-child { margin: 0; color: #66737c; font-size: 16px; word-break: keep-all; }
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.ai-site .ai-showcase-nav a span { color: #00884a; font-size: 12px; letter-spacing: .05em; }
.ai-site .ai-showcase-nav a:hover { background: #e7f5ed; color: #006d3b; }
.ai-site .ai-showcase-list { display: grid; gap: 48px; }
.ai-site .ai-showcase-item { min-width: 0; scroll-margin-top: 24px; }
.ai-site .ai-showcase-item-heading { padding: 0 0 22px; }
.ai-site .ai-showcase-label { display: flex; align-items: center; gap: 12px; margin: 0 0 12px; color: #00884a; font-size: 13px; font-weight: 700; }
.ai-site .ai-showcase-label span { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; border: 1px solid #c9e9d8; border-radius: 50%; background: #f1faf5; font-size: 12px; }
.ai-site .ai-showcase-item-heading h4 { margin: 0 0 12px; color: #26343d; font-size: 24px; line-height: 1.5; font-weight: 600; letter-spacing: -.035em; word-break: keep-all; }
.ai-site .ai-showcase-item-heading > p:last-child { max-width: 940px; margin: 0; color: #66737c; font-size: 15px; line-height: 1.85; word-break: keep-all; }
.ai-site .ai-showcase .ai-figure { overflow: hidden; border-color: #dce8e1; }
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.ai-site .ai-showcase .ai-figure figcaption span { margin: 0; }
.ai-site .ai-more-examples { margin-top: 20px; border: 1px solid #d9dee2; }
.ai-site .ai-more-examples summary { padding: 18px 22px; cursor: pointer; font-size: 15px; font-weight: 600; }
.ai-site .ai-more-examples summary span { margin-left: 8px; color: #175887; }
.ai-site .ai-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; padding: 0 20px 20px; }
.ai-site .ai-video { margin: 28px 0 0; text-align: center; }
.ai-site .ai-video a { display: inline-block; padding: 13px 26px; background: #2b363d; color: #fff; font-size: 15px; }
.ai-site .ai-video a:hover { background: #175887; }
.ai-site .ai-related { margin-top: 72px; padding-top: 32px; border-top: 1px solid #d9dee2; }
.ai-site .ai-related h3 { margin: 0 0 18px; font-size: 18px; font-weight: 600; }
.ai-site .ai-related > div { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.ai-site .ai-related a { display: flex; align-items: center; justify-content: space-between; padding: 18px; background: #f5f7f8; font-size: 15px; }
.ai-site .ai-related a:hover { color: #175887; background: #eaf1f5; }
.ai-site .ai-footer { padding: 34px 0; background: #232a2e; color: #fff; }
.ai-site .ai-footer > div { position: relative; width: min(1160px, 92%); margin: auto; }
.ai-site .ai-footer a { font-size: 24px; font-weight: 700; }
.ai-site .ai-footer p { margin: 0; color: #b6c0c7; font-size: 13px; }
.ai-site .ai-footer .ai-to-top { position: absolute; right: 0; top: 15px; color: #c5d1d8; font-size: 13px; font-weight: 400; }
@media (max-width: 1050px) {
    .ai-site .ai-header-inner { gap: 20px; }
    .ai-site .ai-brand { flex-basis: 160px; }
    .ai-site .navbar-nav_css { gap: 4px; }
    .ai-site .navbar-nav_css > li > a { padding: 24px 8px; font-size: 15px; }
}
@media (max-width: 760px) {
    .ai-site .ai-header-inner { width: 92%; min-height: 86px; flex-wrap: wrap; gap: 0; padding: 16px 0; }
    .ai-site .ai-brand { flex-basis: 145px; }
    .ai-site.is-enhanced .ai-menu-toggle { display: block; font-size: 13px; }
    .ai-site .ai-main-nav { flex-basis: 100%; margin-top: 16px; }
    .ai-site.is-enhanced .ai-main-nav { display: none; }
    .ai-site.is-menu-open .ai-main-nav { display: block; }
    .ai-site .navbar-nav_css { display: block; }
    .ai-site .navbar-nav_css > li > a { padding: 13px 4px; white-space: normal; border-top: 1px solid #ffffff1f; }
    .ai-site .dropdown-menu { display: block; position: static; min-width: 0; padding: 0 0 8px 8px; background: transparent; border: 0; box-shadow: none; }
    .ai-site .dropdown-menu a { color: #c9d1d6; font-size: 13px; padding: 7px 12px; }
    .ai-site .ai-hero-inner { padding: 46px 20px 50px; }
    .ai-site .ai-hero p:last-child { font-size: 14px; }
    .ai-site .ai-main { padding-top: 26px; }
    .ai-site .ai-category-nav { grid-template-columns: repeat(2, 1fr); }
    .ai-site .ai-category-nav a { min-height: 62px; padding: 12px 8px; font-size: 14px; }
    .ai-site .ai-category-nav a:nth-child(2) { border-right: 0; }
    .ai-site .ai-category-nav a:nth-child(-n+2) { border-bottom: 1px solid #cdd2d6; }
    .ai-site .ai-category-intro { padding: 28px 6px 20px; }
    .ai-site .ai-category-intro p:last-child { font-size: 15px; }
    .ai-site .ai-project-nav { flex-wrap: wrap; }
    .ai-site .ai-project-nav a { flex: 1 1 50%; max-width: none; padding: 14px 8px; font-size: 13px; border-bottom: 1px solid #d9dee2; }
    .ai-site .ai-project-nav a.is-current { border-bottom: 2px solid #26343d; }
    .ai-site .ai-project-nav a.is-current::after { display: none; }
    .ai-site .ai-project-heading { padding: 36px 0 28px; }
    .ai-site .ai-project-heading h2 { gap: 10px; }
    .ai-site .ai-project-heading h2::before, .ai-site .ai-project-heading h2::after { flex-basis: 12px; }
    .ai-site .ai-summary { font-size: 15px; text-align: left; }
    .ai-site .ai-features { grid-template-columns: 1fr; }
    .ai-site .ai-feature { padding: 22px 10px 22px 46px; }
    .ai-site .ai-feature:nth-child(odd) { border-right: 0; }
    .ai-site .ai-feature-number { left: 8px; top: 24px; }
    .ai-site .ai-feature h4 { font-size: 17px; }
    .ai-site .ai-process ol { grid-template-columns: repeat(2, 1fr); }
    .ai-site .ai-plan-grid, .ai-site .ai-gallery, .ai-site .ai-related > div { grid-template-columns: 1fr; }
    .ai-site .ai-gallery { padding: 0 12px 12px; gap: 12px; }
    .ai-site .ai-section-title { font-size: 18px; }
    .ai-site .ai-process, .ai-site .ai-plans, .ai-site .ai-examples { margin-top: 34px; }
    .ai-site .ai-figure figcaption { padding: 12px; font-size: 13px; }
    .ai-site .ai-showcase { padding-top: 28px; }
    .ai-site .ai-showcase-heading .ai-section-title { font-size: 23px; }
    .ai-site .ai-showcase-heading > p:last-child { font-size: 15px; }
    .ai-site .ai-showcase-nav { grid-template-columns: repeat(2, 1fr); margin-bottom: 28px; }
    .ai-site .ai-showcase-nav a { gap: 8px; padding: 14px 12px; font-size: 13px; }
    .ai-site .ai-showcase-list { gap: 36px; }
    .ai-site .ai-showcase-item-heading h4 { font-size: 21px; }
    .ai-site .ai-showcase-item-heading > p:last-child { font-size: 14px; }
}
@media (prefers-reduced-motion: reduce) { .ai-site * { scroll-behavior: auto !important; transition: none !important; } }