.ib-premium-plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:52px}
.ib-premium-plan-card{display:flex;position:relative;flex-direction:column;padding:32px 28px;border:1px solid var(--ib-neutral-light-3);border-radius:var(--ib-rounded-sm);background:#fff}
.ib-premium-plan-card.is-featured{border:2px solid var(--ib-secondary);box-shadow:0 12px 32px rgba(23,28,40,.08)}
.ib-premium-plan-card h3{margin:0!important;color:var(--ib-neutral-dark-4);font-size:22px;font-weight:700;line-height:1.4}
.ib-premium-plan-summary{min-height:70px;margin-top:10px!important;color:var(--ib-neutral);font-size:15px;line-height:1.65}
.ib-premium-plan-features{display:flex;flex-direction:column;gap:9px;margin:22px 0;padding:20px 0;border-top:1px solid var(--ib-neutral-light-4);border-bottom:1px solid var(--ib-neutral-light-4)}
.ib-premium-plan-features li{position:relative;padding-left:18px;color:var(--ib-neutral-dark-2);font-size:14px;line-height:1.5}
.ib-premium-plan-features li:before{content:"";position:absolute;top:8px;left:0;width:6px;height:6px;background:var(--ib-secondary);border-radius:50%}
.ib-premium-plan-price{margin-bottom:24px}
.ib-premium-plan-price>div{display:flex;align-items:center;justify-content:space-between;min-height:34px;border-bottom:1px dashed var(--ib-neutral-light-4);font-size:14px}
.ib-premium-plan-price span{color:var(--ib-neutral)}
.ib-premium-plan-price strong{color:var(--ib-neutral-dark-4);font-size:15px;font-weight:700}
.ib-premium-plan-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:auto}
.ib-premium-plan-btn{display:flex;align-items:center;justify-content:center;min-height:44px;padding:0 14px;border:1px solid var(--ib-primary-dark);border-radius:999px;font-family:inherit;font-size:14px;font-weight:500;line-height:1;white-space:nowrap}
.ib-premium-plan-btn.is-outline{color:var(--ib-primary-dark)!important;background:#fff}
.ib-premium-plan-btn.is-primary{color:#fff!important;background:var(--ib-primary-dark)}
.ib-premium-plan-btn:hover{border-color:var(--ib-primary)}
.ib-premium-plan-btn.is-outline:hover{color:var(--ib-primary)!important}
.ib-premium-plan-btn.is-primary:hover{background:var(--ib-primary)}
.ib-premium-price-note{margin-top:18px!important;color:var(--ib-neutral);font-size:13px;text-align:right}
@media(max-width:1000px){
  .ib-premium-plan-grid{grid-template-columns:1fr;max-width:680px;margin-right:auto;margin-left:auto}
  .ib-premium-plan-summary{min-height:0}
}
@media(max-width:640px){
  .ib-premium-plan-grid{margin-top:36px}
  .ib-premium-plan-card{padding:28px 22px}
  .ib-premium-plan-actions{grid-template-columns:1fr}
  .ib-premium-price-note{text-align:left}
}

/* 2026-09-17 업체 수정요청 9~12p : 기존 디자인 체계 안에서 프리미엄 서비스 재구성 */
.ib-premium-category-nav{border-bottom:1px solid var(--ib-neutral-light-3);background:#20211f}
.ib-premium-category-nav .ib-container{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));max-width:1100px;padding:0}
.ib-premium-category-nav a{display:flex;position:relative;align-items:center;justify-content:center;height:62px;color:rgba(255,255,255,.72)!important;border-right:1px solid rgba(255,255,255,.1);font-size:14px;font-weight:600;transition:background .18s,color .18s}
.ib-premium-category-nav a:first-child{border-left:1px solid rgba(255,255,255,.1)}
.ib-premium-category-nav a:hover{color:#fff!important;background:rgba(255,255,255,.05)}
.ib-premium-category-nav a.is-active{color:#c4a06a!important;background:rgba(196,160,106,.17);font-weight:800}
.ib-premium-category-nav a.is-active:after{content:"";position:absolute;right:18px;bottom:0;left:18px;height:3px;background:#c4a06a}

.ib-premium-price-login{display:flex;align-items:center;gap:12px;min-height:82px;margin-bottom:18px;padding:15px 16px;border:1px solid var(--ib-neutral-light-3);border-radius:8px;background:var(--ib-neutral-light-5)}
.ib-premium-price-login>i{display:flex;align-items:center;justify-content:center;flex:0 0 38px;width:38px;height:38px;color:var(--ib-primary);background:#fff;border:1px solid var(--ib-neutral-light-3);border-radius:50%;font-size:20px}
.ib-premium-price-login>div{min-width:0;flex:1}
.ib-premium-price-login strong{display:block;color:var(--ib-neutral-dark-4);font-size:14px;font-weight:700;line-height:1.4}
.ib-premium-price-login span{display:block;margin-top:3px;color:var(--ib-neutral);font-size:12px;line-height:1.45}
.ib-premium-price-login>a{flex:0 0 auto;color:var(--ib-primary)!important;font-size:13px;font-weight:700;text-decoration:underline;text-underline-offset:3px}

.ib-premium-event-note{display:flex;align-items:center;gap:10px;margin:-4px 0 18px;padding:12px 14px;border-left:3px solid #c4a06a;background:#faf7f1}
.ib-premium-event-note span{flex:0 0 auto;color:#9a7744;font-size:10px;font-weight:800;letter-spacing:.12em}
.ib-premium-event-note strong{color:var(--ib-neutral-dark-4);font-size:13px;font-weight:650;line-height:1.45}

.ib-premium-benefits>.ib-container{display:block!important}
.ib-premium-benefits .ib-premium-section-head{margin-bottom:44px}
.ib-premium-benefit-list{grid-template-columns:repeat(4,minmax(0,1fr))!important;gap:16px!important}
.ib-premium-benefit-list article{min-height:168px!important;padding:24px 20px!important}
.ib-premium-benefit-list i{flex:0 0 42px!important;width:42px!important;height:42px!important;font-size:22px!important}

.ib-premium-source-note{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px;margin-top:30px;padding:22px 24px;border:1px solid var(--ib-neutral-light-3);border-radius:var(--ib-rounded-sm);background:var(--ib-neutral-light-5)}
.ib-premium-source-icon{display:flex;align-items:center;justify-content:center;width:46px;height:46px;color:#9a7744;background:#f3eadb;border-radius:50%;font-size:23px}
.ib-premium-source-copy strong{display:block;color:var(--ib-neutral-dark-4);font-size:17px;font-weight:700;line-height:1.4}
.ib-premium-source-copy span{display:block;margin-top:5px;color:var(--ib-neutral);font-size:13px;line-height:1.55}
.ib-premium-source-link{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;color:#fff!important;background:var(--ib-primary-dark);border:1px solid var(--ib-primary-dark);border-radius:999px;font-size:13px;font-weight:650;white-space:nowrap}
.ib-premium-source-link:hover{background:var(--ib-primary);border-color:var(--ib-primary)}

@media(max-width:1100px){
  .ib-premium-benefit-list{grid-template-columns:repeat(2,minmax(0,1fr))!important}
}
@media(max-width:760px){
  .ib-premium-category-nav{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .ib-premium-category-nav .ib-container{display:flex;width:max-content;min-width:100%;max-width:none}
  .ib-premium-category-nav a{flex:0 0 auto;min-width:132px;height:56px;padding:0 16px;white-space:nowrap;font-size:13px}
  .ib-premium-source-note{grid-template-columns:auto 1fr;padding:20px 18px}
  .ib-premium-source-link{grid-column:1/-1;width:100%}
}
@media(max-width:640px){
  .ib-premium-benefit-list{grid-template-columns:1fr!important}
  .ib-premium-benefits .ib-premium-section-head{margin-bottom:32px}
  .ib-premium-event-note{align-items:flex-start}
}

/* 2026-09-17 보정 : EVENT 강조 + 스크롤 시 서비스 탭 고정 */
.ib-premium-event-note{
  gap:12px;
  margin:-4px 0 18px;
  padding:14px 15px;
  border:1px solid rgba(196,160,106,.55);
  border-left:4px solid #c4a06a;
  border-radius:7px;
  background:linear-gradient(90deg,#fbf3e4 0%,#fffaf3 100%);
  box-shadow:0 5px 14px rgba(154,119,68,.09)
}
.ib-premium-event-note span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:54px;
  height:24px;
  padding:0 9px;
  color:#fff;
  background:#b98d4e;
  border-radius:999px;
  font-size:10px;
  font-weight:800;
  letter-spacing:.1em
}
.ib-premium-event-note strong{
  color:#5f4727;
  font-size:14px;
  font-weight:750;
  line-height:1.45
}
.ib-premium-category-nav-placeholder{display:none;width:100%}
.ib-premium-category-nav.is-fixed{
  position:fixed;
  z-index:1002;
  right:0;
  left:0;
  width:100%;
  box-shadow:0 12px 28px rgba(0,0,0,.14)
}
.ib-premium-category-nav.is-fixed .ib-container{max-width:1100px}
#ib-premium-services{scroll-margin-top:calc(var(--ib-header-height) + 80px)}

/* 2026-09-17 보정 : 핵심서비스와 동일한 스크롤 탭 활성화 + 4개 실제 구간 */
.ib-premium-category-nav a.is-active,
.ib-premium-category-nav a[aria-current="true"]{
  color:#c4a06a!important;
  background:rgba(196,160,106,.17);
  font-weight:800
}
.ib-premium-category-nav a.is-active:after,
.ib-premium-category-nav a[aria-current="true"]:after{
  content:"";
  position:absolute;
  right:18px;
  bottom:0;
  left:18px;
  height:3px;
  background:#c4a06a
}
.ib-premium-anchor-alias{display:block;position:absolute;width:1px;height:1px;overflow:hidden;pointer-events:none}
#premium,#major,#free,#special{scroll-margin-top:calc(var(--ib-header-height) + 80px)}
.ib-premium-overview{position:relative;padding:92px 0}
.ib-premium-overview-major{background:#fff;border-top:1px solid var(--ib-neutral-light-4)}
.ib-premium-overview-free{background:var(--ib-neutral-light-5)}
.ib-premium-overview-special{background:#fff}
.ib-premium-overview-grid{display:grid;gap:18px;margin-top:42px}
.ib-premium-overview-grid.is-three{grid-template-columns:repeat(3,minmax(0,1fr))}
.ib-premium-overview-grid.is-six{grid-template-columns:repeat(3,minmax(0,1fr))}
.ib-premium-overview-grid.is-eight{grid-template-columns:repeat(4,minmax(0,1fr))}
.ib-premium-overview-card{min-height:190px;padding:26px 24px;border:1px solid var(--ib-neutral-light-3);border-radius:var(--ib-rounded-sm);background:#fff;box-shadow:0 8px 24px rgba(23,28,40,.035)}
.ib-premium-overview-free .ib-premium-overview-card{background:#fff}
.ib-premium-overview-card>i{display:flex;align-items:center;justify-content:center;width:44px;height:44px;margin-bottom:20px;color:#9a7744;background:#f3eadb;border-radius:50%;font-size:22px}
.ib-premium-overview-card h3{margin:0!important;color:var(--ib-neutral-dark-4);font-size:18px;font-weight:700;line-height:1.4}
.ib-premium-overview-card p{margin:9px 0 0!important;color:var(--ib-neutral);font-size:14px;line-height:1.65}
.ib-premium-overview-more{display:flex;justify-content:center;margin-top:30px}
.ib-premium-overview-more a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;color:var(--ib-primary-dark)!important;border:1px solid var(--ib-primary-dark);border-radius:999px;font-size:14px;font-weight:650}
.ib-premium-overview-more a:hover{color:#fff!important;background:var(--ib-primary-dark)}
@media(max-width:1000px){
  .ib-premium-overview-grid.is-three,.ib-premium-overview-grid.is-six,.ib-premium-overview-grid.is-eight{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:640px){
  .ib-premium-overview{padding:68px 0}
  .ib-premium-overview-grid.is-three,.ib-premium-overview-grid.is-six,.ib-premium-overview-grid.is-eight{grid-template-columns:1fr;margin-top:32px}
  .ib-premium-overview-card{min-height:0;padding:22px 20px}
}


/* 2026-09-17 보정 : 핵심서비스의 실제 core-service.js를 그대로 사용 */
.ib-core-tabs-placeholder{display:none;width:100%}

/* 2026-09-22 수정요청 21p : 프리미엄 서비스 설명/진행과정 통합 및 간결화 */
.ib-premium-guide{background:var(--ib-neutral-light-5)}
.ib-premium-guide .ib-premium-section-head{margin-bottom:34px}
.ib-premium-guide .ib-premium-benefit-list article{min-height:0!important;padding:20px!important}
.ib-premium-guide-process{margin-top:28px;padding-top:24px;border-top:1px solid var(--ib-neutral-light-3)}
.ib-premium-guide-process-title{display:block;color:var(--ib-neutral-dark-4);font-size:18px;font-weight:700;line-height:1.4}
.ib-premium-guide .ib-premium-process-list{margin-top:16px;padding-left:0;list-style:none}
.ib-premium-guide .ib-premium-process-list li{min-height:0;padding:18px 20px}
.ib-premium-guide .ib-premium-process-list strong{margin-top:7px;font-size:16px}
.ib-premium-guide .ib-premium-process-list p{margin-top:5px!important;font-size:13px;line-height:1.5}
.ib-premium-guide .ib-premium-source-note{margin-top:22px}
@media(max-width:760px){
  .ib-premium-guide .ib-premium-section-head{margin-bottom:28px}
  .ib-premium-guide-process{margin-top:24px;padding-top:22px}
  .ib-premium-guide .ib-premium-process-list{margin-top:14px}
  .ib-premium-guide .ib-premium-process-list li{padding:17px 18px}
}


/* 2026-09-22 수정요청 27p : 핵심서비스의 프리미엄 안내를 프리미엄 서비스 페이지로 이동 */
.ib-premium-bridge-summary{padding:92px 0;color:#fff;background:#242521}
.ib-premium-bridge-layout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:80px;align-items:center}
.ib-premium-bridge-copy>p{margin:0 0 12px!important;color:#c4a06a;font-size:12px;font-weight:750;letter-spacing:.16em}
.ib-premium-bridge-copy h2{margin:0!important;color:#fff;font-size:36px;font-weight:700;line-height:1.35;letter-spacing:-.035em}
.ib-premium-bridge-copy>span{display:block;margin-top:16px;color:#afafa9;font-size:16px;line-height:1.75}
.ib-premium-bridge-list{border-top:1px solid rgba(255,255,255,.35)}
.ib-premium-bridge-list article{display:grid;grid-template-columns:54px 1fr;gap:18px;padding:25px 0;border-bottom:1px solid rgba(255,255,255,.13)}
.ib-premium-bridge-list article>span{color:#d6bc8a;font-size:16px;font-weight:650}
.ib-premium-bridge-list h3{margin:0!important;color:#fff;font-size:19px;font-weight:650;line-height:1.4}
.ib-premium-bridge-list p{margin:7px 0 0!important;color:#afafa9;font-size:14px;line-height:1.7}
@media(max-width:1000px){
  .ib-premium-bridge-layout{grid-template-columns:1fr;gap:48px}
  .ib-premium-bridge-copy h2{font-size:32px}
}
@media(max-width:640px){
  .ib-premium-bridge-summary{padding:68px 0}
  .ib-premium-bridge-layout{gap:34px}
  .ib-premium-bridge-copy h2{font-size:27px;line-height:1.38}
  .ib-premium-bridge-copy>span{font-size:14px}
  .ib-premium-bridge-list article{grid-template-columns:42px 1fr;padding:21px 0}
  .ib-premium-bridge-list h3{font-size:17px}
  .ib-premium-bridge-list p{font-size:13px}
}

/* 2026-10-05 프리미엄 서비스 카드 항목 여백 보정 */
.ib-premium-plan-card h3{
    margin-bottom:6px!important;
}
.ib-premium-plan-features{
    gap:14px;
    margin:28px 0 30px;
    padding:24px 0 26px;
}
.ib-premium-plan-features li{
    line-height:1.65;
}
@media (max-width:767px){
    .ib-premium-plan-features{
        gap:12px;
        margin:24px 0 26px;
        padding:21px 0 23px;
    }
}