/* AI brand imagery and legible Korean copy across desktop and mobile. */
#sub .section1 .bg1 {
  background-image: url('../../img/ai-marketing-hero.webp');
  background-size: cover;
  background-position: center;
  filter: saturate(.95);
}
#sub .section1 .fade {
  background: linear-gradient(90deg,#150a233d,transparent 78%),linear-gradient(0deg,#160b2866,transparent 50%) !important;
}
#sub p, #sub h2, #sub h3 { word-break: keep-all; overflow-wrap: break-word; }
#sub h2, #sub h3 { text-wrap: balance; }
.copy-phrase { display: inline-block; white-space: nowrap; }
.hero-summary-lead, .hero-summary-detail { display: block; }
.hero-summary-detail { margin-top: 7px; }
.hero-summary-detail > span { display: inline-block; }
#sub .section1 .hero-summary { color: #e1d6ed; }
.approach-section .approach-intro p,
.approach-section .approach-card-description,
.ai-info-section .ai-info-lead,
.ai-info-section .ai-knowledge-card > p,
.services-section .service-info p { color: #725d80; }

@media (min-width:769px) {
  body #header .gnb li a { font-size: 16px; }
  body #header .gnb > ul { gap: 24px; top: 15px; }
  body #header .gnb li a.nav-contact { padding: 10px 18px; }
  .site-eyebrow { font-size: 12px; }
  #sub .section1 .titleSection { max-width: 1000px; }
  #sub .section1 .vtitle { font-size: clamp(52px,5.8vw,94px); line-height: 1.3; letter-spacing: -.055em; }
  #sub .section1 .hero-eyebrow { font-size: 12px; }
  #sub .section1 .txt { max-width: 650px; font-size: 19px !important; line-height: 1.85; }
  #sub .section1 .siteView { height: 59px; font-size: 16px; padding: 0 25px; }
  #sub .section1 .hero-secondary { font-size: 16px; }
  #sub .section1 .dateList li b { font-size: 13px; }
  #sub .section1 .dateList li > span { font-size: 38px; }
  #sub .section1 .dateList li > span.hero-stat-caption { font-size: 17px; }
  .approach-section h2 { font-size: clamp(38px,3.7vw,56px); }
  .approach-section .approach-eyebrow { font-size: 12px; }
  .approach-section .approach-intro-label { font-size: 11px; }
  .approach-section .approach-intro p { font-size: 17px; line-height: 1.85; }
  .approach-section .approach-heading { grid-template-columns: 1.12fr 1fr; gap: 35px; }
  .approach-section .approach-divider { font-size: 17px; }
  .approach-section .approach-divider-caption { font-size: 11px; }
  .approach-section .approach-card h3 { font-size: 24px; }
  .approach-section .approach-card-kicker { font-size: 13px; }
  .approach-section .approach-card-description { font-size: 16px; line-height: 1.85; }
  .approach-section .approach-card-description br { display: none; }
  .approach-section .approach-footer p { font-size: 14px; }
  .approach-section .approach-footer a { padding: 13px 19px; font-size: 15px; }
  .services-section .device > p.rale { font-size: 13px; }
  .services-section .device h2 { font-size: clamp(40px,4vw,60px); }
  .services-section .device p.services-intro { font-size: 18px; max-width: 800px; }
  .service-filters button { font-size: 15px; padding: 11px 18px; }
  .service-filters button span { font-size: 12px; }
  .services-section .service-info h3 { font-size: 23px; }
  .services-section .service-info p { font-size: 16px; line-height: 1.85; }
  .services-section .service-link { font-size: 14px; }
  .services-section .service-consult { font-size: 16px; }
  .ai-info-section .ai-info-eyebrow { font-size: 12px; }
  .ai-info-section h2 { font-size: clamp(34px,3.2vw,48px); }
  .ai-info-section .ai-info-heading { gap: 40px; }
  .ai-info-section .ai-info-lead { font-size: 18px; line-height: 1.85; }
  .ai-info-section .ai-info-tags span { font-size: 14px; }
  .ai-info-section .ai-info-section-label { font-size: 17px; }
  .ai-info-section .ai-info-section-label > span:last-child { font-size: 11px; }
  .ai-info-section .ai-knowledge-number { font-size: 16px; }
  .ai-info-section .ai-knowledge-number > span { font-size: 13px; }
  .ai-info-section .ai-knowledge-card h3 { font-size: 26px; }
  .ai-info-section .ai-knowledge-card > p { font-size: 17px; line-height: 1.85; }
  .ai-info-section .ai-example { font-size: 15px; }
  .ai-info-section .ai-example > span { font-size: 12px; }
  .ai-info-section .ai-start-title > span { font-size: 10px; }
  .ai-info-section .ai-start-title h3 { font-size: 22px; }
  .ai-info-section .ai-start-steps li { font-size: 15px; }
  .ai-info-section .ai-start-steps span { font-size: 12px; }
  .ai-info-section .ai-info-footer > p { font-size: 14px; }
  .ai-info-section .ai-info-links a { font-size: 15px; }
  .ads-section .site-eyebrow { font-size: 12px; }
  #sub .ads-section h2 { font-size: clamp(36px,3.7vw,55px); }
  #sub .ads-section .ads-copy > p { font-size: 18px; line-height: 1.9; max-width: 540px; }
  .ads-actions a { font-size: 15px; }
  .ad-feature > span { font-size: 12px; }
  .ad-feature h3 { font-size: 24px; }
  .ad-feature p { font-size: 16px; }
  #sub .request .site-eyebrow { font-size: 12px; }
  #sub .request h2 { font-size: clamp(38px,3.7vw,56px) !important; }
  #sub .request .titArea p { font-size: 21px; }
  #sub .request .titArea p span { font-size: 16px; max-width: 390px; }
  #sub .request .titArea a.tel span { font-size: 29px; }
  #sub .request .titArea a.mail span { font-size: 17px; }
  .inquiry-heading > span { font-size: 12px; }
  .inquiry-heading h3 { font-size: 29px; }
  .inquiry-heading p { font-size: 15px; line-height: 1.8; }
  #sub .request .conArea input[type="text"], #sub .request .conArea textarea { font-size: 18px; }
  #sub .request .conArea input[type="text"]::placeholder, #sub .request .conArea textarea::placeholder { font-size: 16px; }
  #sub .request .checkSt label, #sub .request .checkSt a { font-size: 13px; }
  #sub .request .btn1 { font-size: 17px; height: 56px; line-height: 56px; }
  #sub .footer .infoArea h2 { font-size: clamp(35px,3.6vw,52px); }
  #sub .footer .infoArea h2 .site-eyebrow { font-size: 12px; }
  #sub .footer .infoArea h2 b { font-size: 21px; }
  #sub .footer .infoArea .info ul { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
  #sub .footer .infoArea .info li { width: auto; float: none; margin: 0; }
  #sub .footer .infoArea .info em { font-size: 13px; }
  #sub .footer .infoArea .info span, #sub .footer .infoArea .info a { font-size: 15px; line-height: 1.8; overflow-wrap: anywhere; }
  #sub .footer .infoArea .copy { font-size: 12px; }
  #sub .footer .menuArea a { font-size: 17px; }
}
@media (min-width:769px) and (max-width:1100px) {
  .approach-section .approach-heading { grid-template-columns: 1fr; }
  .approach-section .approach-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .ai-info-section .ai-start-guide { align-items: stretch; }
  .ai-info-section .ai-info-footer { flex-direction: column; align-items: flex-start; }
  #sub .section1 .visual .wrap { padding-left: 8%; padding-right: 8%; }
  .ai-info-section .ai-knowledge-card { padding: 22px; }
  .ai-info-section .ai-knowledge-card h3 { font-size: 23px; }
}

@media (max-width:768px) {
  #sub p, #sub h2, #sub h3 { letter-spacing: -.025em; }
  #sub p { text-wrap: pretty; }
  body #header .gnb li a { font-size: 16px; padding: 15px 14px; }
  #sub .section1 .visual .wrap { padding: 125px 7% 100px; }
  #sub .section1 .bg1 { background-position: 68% center; }
  #sub .section1 .fade { background: linear-gradient(90deg,#150b26e6,#150b26a8 72%,#150b2680),linear-gradient(0deg,#160c28d9,transparent 70%) !important; }
  #sub .section1 .hero-eyebrow { font-size: 9px; letter-spacing: .08em; line-height: 1.7; }
  #sub .section1 .vtitle { font-size: clamp(29px,8vw,42px); line-height: 1.48; letter-spacing: -.055em; margin-bottom: 24px; }
  #sub .section1 .txt { font-size: 15px !important; line-height: 1.85; max-width: 100%; color: #eee4f6; }
  #sub .section1 .hero-summary-lead { text-wrap: balance; }
  #sub .section1 .hero-summary-detail { margin-top: 12px; }
  #sub .section1 .hero-summary-detail > span { display: block; }
  #sub .section1 .hero-actions { gap: 20px; margin-top: 26px; }
  #sub .section1 .siteView { font-size: 14px; min-height: 52px; padding: 0 19px; }
  #sub .section1 .hero-secondary { font-size: 14px; min-height: 44px; }
  #sub .section1 .dateList { padding-top: 28px; }
  #sub .section1 .dateList ul { gap: 22px; }
  #sub .section1 .dateList li b { font-size: 10px; color: #ccb8db; }
  #sub .section1 .dateList li > span { font-size: 30px; }
  #sub .section1 .dateList li > span.hero-stat-caption { font-size: 13px; }
  .approach-section h2 { font-size: clamp(27px,6.6vw,37px); line-height: 1.5; }
  .approach-section .approach-eyebrow, .ai-info-section .ai-info-eyebrow { font-size: 11px; }
  .approach-section .approach-intro-label { font-size: 10px; letter-spacing: .09em; }
  .approach-section .approach-intro p { font-size: 15px; line-height: 1.9; }
  .approach-section .approach-divider { font-size: 15px; }
  .approach-section .approach-card-kicker { font-size: 12px; }
  .approach-section .approach-card h3 { font-size: 21px; }
  .approach-section .approach-card-description { font-size: 15px; line-height: 1.85; }
  .approach-section .approach-footer p { font-size: 14px; }
  .approach-section .approach-footer a { font-size: 14px; padding: 14px 18px; }
  .services-section .device > p.rale { font-size: 12px; }
  .services-section .device h2 { font-size: 34px; }
  .services-section .device p.services-intro { font-size: 15px; line-height: 1.85; color: #f0e3f7; }
  .service-filters { gap: 8px; }
  .service-filters button { min-height: 44px; padding: 10px 13px; font-size: 13px; gap: 8px; }
  .service-filters button span { font-size: 11px; }
  .services-section .service-info h3 { font-size: 22px; line-height: 1.5; }
  .services-section .service-info p { font-size: 15px; line-height: 1.85; min-height: 0; }
  .services-section .service-link { font-size: 14px; padding-top: 17px; }
  .services-section .service-consult { font-size: 15px; }
  .ai-info-section h2 { font-size: clamp(26px,6.6vw,36px); line-height: 1.55; }
  .ai-info-section .ai-info-lead { font-size: 15px; line-height: 1.85; }
  .ai-info-section .ai-info-tags span { font-size: 13px; }
  .ai-info-section .ai-info-section-label { font-size: 15px; }
  .ai-info-section .ai-knowledge-number { font-size: 16px; }
  .ai-info-section .ai-knowledge-number > span { font-size: 13px; }
  .ai-info-section .ai-knowledge-card h3 { font-size: 24px; }
  .ai-info-section .ai-knowledge-card > p { font-size: 16px; line-height: 1.9; }
  .ai-info-section .ai-example { font-size: 14px; }
  .ai-info-section .ai-example > span { font-size: 12px; }
  .ai-info-section .ai-start-title > span { font-size: 10px; }
  .ai-info-section .ai-start-title h3 { font-size: 20px; }
  .ai-info-section .ai-start-steps li { font-size: 15px; }
  .ai-info-section .ai-start-steps span { font-size: 12px; }
  .ai-info-section .ai-info-footer > p { font-size: 14px; }
  .ai-info-section .ai-info-links a { font-size: 15px; min-height: 48px; box-sizing: border-box; }
  .ads-section .site-eyebrow { font-size: 10px; }
  #sub .ads-section h2 { font-size: clamp(27px,6.6vw,37px); line-height: 1.55; }
  #sub .ads-section .ads-copy > p { font-size: 15px; color: #cdb9dc; line-height: 1.9; }
  #sub .ads-section .ads-copy > p br { display: none; }
  .ads-actions a { font-size: 14px; min-height: 46px; box-sizing: border-box; }
  .ad-feature > span { font-size: 11px; }
  .ad-feature h3 { font-size: 21px; }
  .ad-feature p { font-size: 15px; color: #c5b0d4; line-height: 1.8; }
  #sub .request .site-eyebrow { font-size: 10px; }
  #sub .request h2 { font-size: 34px !important; }
  #sub .request .titArea p { font-size: 17px; }
  #sub .request .titArea p span { font-size: 15px; line-height: 1.9; color: #d0bddc; }
  #sub .request .titArea a.tel span { font-size: 25px; }
  #sub .request .titArea a.mail span { font-size: 15px; overflow-wrap: anywhere; }
  .inquiry-heading > span { font-size: 11px; }
  .inquiry-heading h3 { font-size: 24px; }
  .inquiry-heading p { font-size: 14px; line-height: 1.8; color: #7d668d; }
  #sub .request .conArea input[type="text"], #sub .request .conArea textarea { font-size: 16px; line-height: 1.7; }
  #sub .request .conArea input[type="text"]::placeholder, #sub .request .conArea textarea::placeholder { font-size: 15px; color: #8a729a; }
  #sub .request .checkSt label, #sub .request .checkSt a { font-size: 12px; line-height: 1.8; }
  #sub .request .btn1 { font-size: 16px; height: 54px; line-height: 54px; }
  #sub .footer .infoArea h2 { font-size: clamp(27px,6.6vw,37px); line-height: 1.55; }
  #sub .footer .infoArea h2 .site-eyebrow { font-size: 10px; }
  #sub .footer .infoArea h2 b { font-size: 19px; }
  #sub .footer .infoArea .info em { font-size: 12px; }
  #sub .footer .infoArea .info span, #sub .footer .infoArea .info a { font-size: 14px; line-height: 1.8; }
  #sub .footer .infoArea .copy { font-size: 10px; }
}
@media (max-width:540px) {
  .approach-section .approach-grid { grid-template-columns: minmax(0,1fr); }
  .approach-section .approach-card { display: grid; grid-template-columns: 42px minmax(0,1fr); column-gap: 16px; padding: 24px 20px; }
  .approach-section .approach-card-top { grid-column: 1; grid-row: 1 / 4; flex-direction: column; gap: 15px; justify-content: flex-start; margin: 0; }
  .approach-section .approach-card-kicker, .approach-section .approach-card h3, .approach-section .approach-card-description { grid-column: 2; }
  .approach-section .approach-card h3 { margin-bottom: 12px; }
  #sub .section1 .hero-actions { align-items: flex-start; flex-direction: column; gap: 10px; }
  #sub .section1 .hero-secondary { padding-left: 2px; }
  .ai-info-section .ai-info-links { flex-direction: column; width: 100%; }
  .ai-info-section .ai-info-links a { justify-content: space-between; }
  #sub .request .titArea p br { display: block; }
  #sub .request .checkSt a { display: inline-block; margin: 8px 0 0 25px; }
}
@media (max-width:360px) {
  #sub .section1 .vtitle { font-size: 28px; }
  #sub .section1 .hero-eyebrow { font-size: 8px; }
  #sub .section1 .txt { font-size: 14px !important; }
  #sub .section1 .dateList ul { gap: 14px; }
  #sub .section1 .dateList li b { font-size: 9px; }
  #sub .section1 .dateList li > span.hero-stat-caption { font-size: 12px; }
  #sub .request .titArea a.mail span { font-size: 13px; }
}