@media (max-width: 1023px) {
  .container { padding: 0 28px; }
  .section-muted,
  .ds-projects-section { margin: 0 -28px; padding-left: 28px; padding-right: 28px; }
  .card-grid,
  .competency-grid { grid-template-columns: repeat(2, 1fr); }
  .project-grid,
  .project-grid.featured { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .archive-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-statement h1 { max-width: none; }
  .metric-strip-hero { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .work-section-tabs-bar { top: 80px; padding: 10px 0; }
  .work-mode-tabs { top: calc(80px + var(--work-tabs-bar-height, 72px)); }
  .work-hero-card > section { padding-bottom: 20px; }
  .work-hero-card + .content-card > section { padding-top: 20px; }
  .work-section-tab { min-height: 60px; padding: 10px 8px; }
  .work-section-tab-label { font-size: 0.8125rem; }
  .metric-strip { grid-template-columns: repeat(2, 1fr); }
  .exp-item { grid-template-columns: 1fr; gap: 12px; align-items: start; }
  .exp-item-meta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }
  .exp-period { font-size: 1.125rem; }
  .two-col { gap: 36px; }
  .ds-compact-gallery { grid-template-columns: repeat(2, 1fr); gap: 24px 16px; }

  .handok-ds-section,
  .handok-copilot-section { margin: 0 -28px; padding-left: 28px; padding-right: 28px; }
  .case-ds-md-carousel .case-deliverables-frame { min-height: min(60vh, 520px); }
  .ai-case-tab { flex: 0 0 auto; min-width: min(40vw, 200px); }
  .ai-case-panels { padding: 16px; }
  .ai-case-media .case-ds-md-carousel .case-deliverables-frame,
  .ai-case-media .case-portal-carousel .case-deliverables-frame { min-height: 280px; }
}

@media (max-width: 767px) {
  :root { --section-gap: 36px; }
  .container { padding: 0 20px; }

  /* 모바일 — 세로 여백 전역 축소 (UX 가독성 유지) */
  section {
    padding-top: var(--section-gap);
    padding-bottom: var(--section-gap);
  }
  section.section-muted {
    padding-top: 24px;
    padding-bottom: 28px;
  }
  section.hero.hero-statement {
    padding-top: 28px;
    padding-bottom: 28px;
  }
  .hero-statement .pill-badge { margin-bottom: 10px; }
  .hero-statement h1 { margin-bottom: 10px; }
  .hero-statement .lead { margin-bottom: 10px; }
  .hero-context { margin-bottom: 18px; }
  .hero-prose-desktop {
    display: none;
  }
  .hero-prose-mobile {
    display: block;
  }
  .hero-prose-mobile .lead {
    margin-bottom: 6px;
    font-size: 0.8125rem;
  }
  .hero-prose-mobile .hero-context.prose-flow {
    margin-bottom: 16px;
    font-size: 0.8125rem;
    line-height: 1.5;
  }
  .metric-strip-hero {
    margin-top: 24px;
    padding-top: 20px;
  }
  .metric-strip-hero--brief { gap: 20px 28px; }
  .home-achievements-card > section { padding-top: 28px; }

  .section-intro {
    margin-bottom: 16px;
  }
  .section-intro h1,
  .section-intro h2 {
    margin-top: 6px;
  }
  .section-intro-desc {
    margin-top: 6px;
    font-size: 0.8125rem;
    line-height: 1.55;
  }
  .prose-flow {
    row-gap: 0.35em;
  }
  .section-intro-head {
    margin-top: 6px;
    gap: 6px 10px;
  }
  .section-intro-compact {
    margin-bottom: 12px;
  }
  .section-header {
    margin-bottom: 20px;
  }
  .section-head-inline {
    margin-bottom: 20px;
  }

  .content-card + .content-card > section {
    padding-top: 28px;
  }
  .work-ds-scope-grid { grid-template-columns: 1fr; }
  .section-muted,
  .ds-projects-section { margin: 0 -20px; padding-left: 20px; padding-right: 20px; }

  .site-header {
    margin-bottom: -64px;
    padding: 12px 0;
  }
  .header-inner {
    min-height: 48px;
    align-items: center;
  }
  .site-header .logo-role {
    display: block;
  }
  .nav-toggle { display: block; }
  .site-header,
  .header-inner {
    overflow: visible;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: stretch;
    padding: 10px 16px 14px;
    gap: 4px;
    border: none;
    border-radius: 0;
    box-shadow: none;
    border-bottom: 1px solid var(--color-border);
    overflow: visible;
  }
  .main-nav.open { display: flex; }
  .main-nav a,
  .main-nav .header-cta {
    padding: 10px 12px;
    border-radius: var(--radius-md);
  }
  .main-nav a.active {
    background: var(--color-bg);
    box-shadow: 0 1px 4px rgba(26, 26, 26, 0.06);
    color: var(--color-primary);
    font-weight: 600;
  }
  .main-nav a:hover:not(.active) {
    background: var(--color-bg-subtle);
  }
  .header-cta.is-open,
  .main-nav .header-cta.is-open {
    background: var(--color-bg);
    box-shadow: 0 1px 4px rgba(26, 26, 26, 0.06);
  }
  .header-cta {
    margin: 8px 0 0 !important;
    align-self: flex-start;
    text-align: left;
    justify-content: flex-start;
  }

  .hero { padding: 32px 0 36px; }

  /* 서브페이지 첫 화면 — 탑바 아래 여백 통일 */
  .site-main {
    padding-top: 60px;
  }
  .page-hero,
  .work-hero-card > section {
    padding-top: 32px;
    padding-bottom: 24px;
  }
  .work-hero-card {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
  }
  .work-hero-inner {
    padding-top: 0;
  }
  .work-hero-stack {
    margin-top: 4px;
  }
  .content-card > section.page-hero + section {
    padding-top: 12px;
    padding-bottom: 24px;
  }
  .content-card > section.page-hero:has(+ section .intro-profile) {
    padding-top: 28px;
    padding-bottom: 8px;
  }
  #experience > section {
    padding-top: 24px;
  }
  #experience .section-head-inline {
    margin-bottom: 20px;
  }

  .hero-statement h1 {
    font-size: clamp(1.9rem, 4.5vw, 3.25rem);
  }
  .work-section-tabs-bar {
    padding: 6px 0;
    --work-tabs-bar-height: 44px;
    top: 72px;
    margin-inline: 0;
    overflow: visible;
  }
  .work-section-tabs-bar .container {
    padding-left: 20px;
    padding-right: 20px;
    max-width: none;
    overflow: visible;
  }
  .work-section-tabs {
    width: 100%;
    gap: 4px;
    padding: 5px;
    overflow: visible;
    box-sizing: border-box;
  }
  .work-section-tab {
    min-height: 40px;
    min-width: 0;
    padding: 8px 4px;
    border-radius: 10px;
  }
  .work-section-tab.is-active {
    box-shadow: 0 1px 6px rgba(26, 26, 26, 0.08);
  }
  .work-section-tab-label {
    font-size: 0.7rem;
    white-space: nowrap;
    letter-spacing: -0.03em;
    line-height: 1.15;
  }
  .work-section-tabs-bar + .content-card > section,
  .work-section-tabs-bar + .exp-work-zone > section {
    padding-top: 16px;
    padding-bottom: 28px;
  }
  .exp-work-zone > section {
    padding-top: 28px;
    padding-bottom: 28px;
  }
  .exp-work-head {
    margin-bottom: 18px;
    padding-bottom: 14px;
  }
  .exp-work-head h2 {
    margin-top: 3px;
  }
  .exp-item {
    padding: 18px 0;
  }
  #work-handok,
  #work-datastreams,
  #work-gallery {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
  }
  .work-section-tab-meta {
    display: none;
  }
  .work-section-tab {
    gap: 0;
  }

  .card-grid,
  .home-era-grid,
  .competency-grid,
  .stats-grid,
  .workflow-compare,
  .results-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    padding: 16px 12px;
  }

  .principle-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 0;
  }

  /* 포트폴리오·작품 이미지 — 모바일(≤767px)만 1열 */
  .project-grid,
  .project-grid.featured,
  .work-gallery-grid,
  .work-gallery-shell .work-gallery-grid,
  #work-gallery .work-gallery-grid,
  .home-archive-grid,
  .work-ds-scope-grid,
  .archive-grid,
  .work-archive-body .archive-grid,
  .image-gallery,
  .image-gallery.wide,
  .image-gallery.cols-3,
  .image-gallery.hero-strip,
  .exp-thumb-row,
  .exp-ds-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 12px !important;
    padding: 0 !important;
  }
  .work-gallery-grid .archive-gallery-card,
  .work-gallery-grid .work-gallery-item {
    width: 100%;
    max-width: none;
  }

  .achievement-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .achievement-card {
    min-height: 0;
    padding: 14px 12px 12px;
  }
  .achievement-visual {
    min-height: 32px;
    margin-bottom: 6px;
  }
  .achievement-value {
    font-size: 1.25rem;
  }
  .achievement-label {
    font-size: 0.75rem;
  }
  .ach-glyph-svg {
    width: 48px;
    height: 28px;
  }
  .ach-glyph-thumb,
  .ach-thumb-svg {
    width: 36px;
    height: 36px;
  }
  .ach-thumb-badge {
    width: 18px;
    height: 18px;
    font-size: 0.75rem;
  }
  .ach-steps { height: 30px; gap: 4px; }
  .ach-step-bar { max-width: 12px; }

  @media (min-width: 480px) {
    .achievement-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  .two-col { grid-template-columns: 1fr; gap: 28px; }

  .intro-profile {
    grid-template-columns: 1fr;
    gap: 20px;
    align-items: start;
    text-align: left;
  }
  .intro-profile-photo {
    justify-self: center;
    max-width: 200px;
    width: 100%;
  }
  .intro-profile-main p {
    max-width: none;
    font-size: 0.8125rem;
    line-height: 1.65;
  }
  .page-hero .subtitle {
    font-size: 0.875rem;
  }
  .intro-profile-tags {
    justify-content: flex-start;
  }

  .cta-section { padding: 28px 20px; }
  .cta-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand {
    display: none;
  }

  /* 성장 흐름 — 모바일 세로 스택 */
  .growth-flow-shell {
    min-height: 0;
    padding: 4px 0 8px;
  }
  .growth-path {
    display: none;
  }
  .growth-track.flow-track,
  .growth-track[data-growth-flow] {
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    min-height: 0;
    padding: 0;
    overflow: visible;
  }
  .growth-track[data-growth-flow] .growth-card {
    flex: none;
    width: 100%;
    max-width: none;
    margin-bottom: 0;
    scroll-snap-align: none;
  }
  .growth-track[data-growth-flow] .growth-step-chevron {
    position: relative;
    left: auto;
    top: auto;
    align-self: center;
    flex: none;
    width: 12px;
    height: 12px;
    margin: 6px auto;
    transform: rotate(45deg);
    opacity: 0.5;
  }
  .growth-track[data-growth-flow] .growth-step-chevron::before {
    display: none;
  }
  .growth-connector {
    display: none;
  }

  .flow-card-lead {
    font-size: 0.8125rem;
    padding: 7px 9px;
  }
  .flow-card-detail { font-size: 0.75rem; }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .timeline-item.active { margin: 0 -12px; padding: 16px 12px; }

  .metric-strip { grid-template-columns: 1fr 1fr; gap: 16px; }
  .exp-item-hub.is-highlight,
  .exp-item-hub:hover { margin: 0 -12px; padding: 28px 12px; }
  .exp-work-head { grid-template-columns: 1fr; }
  .exp-work-head .project-link { grid-column: 1; grid-row: auto; }
  .era-tabs { gap: 6px; }
  .era-tab { padding: 7px 12px; font-size: 0.75rem; }

  .project-showcase {
    margin-inline: -20px;
    width: calc(100% + 40px);
    max-width: 100vw;
  }
  .project-showcase-chrome {
    display: block;
    max-width: none;
    margin-inline: 0;
  }
  .project-showcase-nav {
    display: none !important;
  }
  .project-showcase-viewport {
    width: 100%;
    border-radius: 0;
  }
  .project-showcase-media {
    aspect-ratio: 4 / 3;
    min-height: 220px;
    max-height: 52vh;
    border-radius: 0;
  }
  .project-showcase-media .work-frame,
  .project-showcase-media .work-frame img {
    width: 100%;
    max-width: 100%;
  }

  /* 케이스·프로젝트 작품 슬라이드 — 모바일: 화살표 숨김, 이미지 100%, 점 인디케이터 */
  .case-deliverables-carousel {
    margin-inline: -20px;
    width: calc(100% + 40px);
    max-width: 100vw;
  }
  .case-deliverables-chrome {
    display: block;
    max-width: none;
    margin-inline: 0;
    gap: 0;
  }
  .case-deliverables-nav {
    display: none !important;
  }
  .case-deliverables-viewport {
    width: 100%;
    border-radius: 0;
  }
  .case-deliverables-slide {
    padding: 0;
  }
  .case-deliverables-frame {
    min-height: 0;
    padding: 0;
  }
  .case-deliverables-frame img,
  .case-deliverables-img {
    width: 100%;
    max-width: 100%;
    height: auto;
    object-fit: contain;
    object-position: center;
  }
  .case-deliverables-meta {
    padding: 12px 20px 6px;
  }
  .case-deliverables-footer {
    position: static;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px 14px;
    margin-top: 10px;
    min-height: 0;
  }
  .case-deliverables-dots {
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
  }
  .case-deliverables-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
  }
  .case-deliverables-dot.is-active {
    width: 8px;
    background: var(--color-accent);
    transform: scale(1.2);
  }
  .case-deliverables-counter {
    position: static;
    transform: none;
    right: auto;
    top: auto;
    margin: 0;
    font-size: 0.75rem;
  }
  .project-showcase-cta {
    right: 16px;
    bottom: 16px;
    padding: 11px 20px;
    font-size: 0.8125rem;
  }
  .project-showcase-body { padding: 14px 16px 16px; }
  .project-showcase-dots { margin-top: 10px; }
  .project-showcase-body-inner h3 {
    font-size: 14px;
    margin-bottom: 3px;
  }
  .project-showcase-body-inner .project-subtitle {
    font-size: 12px;
    font-weight: 500;
    line-height: 1.35;
  }
  .project-showcase-body-inner .project-desc {
    font-size: 11px;
    font-weight: 400;
    line-height: 1.4;
    margin-top: 2px;
  }
  .project-showcase-body-inner .card-tags {
    margin-top: 10px;
  }
  .project-card-body h3 {
    font-size: 14px;
    margin-bottom: 3px;
  }
  .project-card-body .project-subtitle {
    font-size: 12px;
    line-height: 1.35;
  }
  .project-card-body .project-desc {
    font-size: 11px;
    margin-top: 2px;
  }
  .project-card-body .card-tags {
    margin-top: 10px;
  }

  .work-ds-scope-head {
    flex-wrap: wrap;
    align-items: flex-start;
  }
  .work-ds-scope-cta {
    margin-left: auto;
  }
  .work-ds-scope-grid {
    gap: 12px;
  }

  .home-archive-grid {
    gap: 10px;
  }
  .home-archive-card {
    min-height: 0;
  }
  .home-archive-card .archive-gallery-card-stage {
    padding: 10px 12px;
  }
  .home-archive-card .archive-gallery-frame {
    min-height: 0;
    padding: 8px 10px 12px;
  }
  .home-archive-card .archive-gallery-frame img {
    max-height: 108px;
  }
  .home-archive-card-foot {
    padding: 8px 12px 10px;
  }
  .home-archive-card-title {
    font-size: 0.8125rem;
  }

  .section-intro-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .section-intro-cta,
  .section-intro-link {
    padding: 9px 16px;
  }

  /* Case Study · 기간 등 — pill 라인 박스 */
  .section-label {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    max-width: 100%;
    padding: 7px 14px;
    margin-bottom: 10px;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    background: #fff;
    border: 1px solid rgba(26, 26, 26, 0.14);
    border-radius: 100px;
    line-height: 1.3;
  }

  /* 역할 · 성과 — 컴팩트 한 줄씩 */
  .page-hero .case-meta {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 12px;
    padding: 0;
    background: none;
    border: none;
    border-radius: 0;
  }
  .page-hero .case-meta-item {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0 6px;
    padding: 7px 10px;
    background: #f6f4fb;
    border-radius: 10px;
    font-size: 0.75rem;
    line-height: 1.35;
    color: var(--color-secondary);
    box-shadow: none;
  }
  .page-hero .case-meta-item:nth-child(2) {
    background: #f0f7f4;
  }
  .page-hero .case-meta-item strong {
    display: inline;
    margin: 0;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: none;
    color: var(--color-text-light);
    white-space: nowrap;
  }
  .page-hero .case-meta-item strong::after {
    content: ':';
    margin-right: 4px;
    color: var(--color-text-light);
  }
  .page-hero .case-meta-item:only-child {
    background: #f4f6f8;
  }

  .case-next-nav {
    right: 16px;
    bottom: 20px;
  }
  .case-next-link {
    padding: 11px 18px;
    font-size: 0.8125rem;
  }
  body:has(.case-next-nav) .scroll-top {
    bottom: 80px;
  }

  .scroll-top {
    right: 16px;
    bottom: 20px;
    padding: 10px 16px;
    font-size: 0.75rem;
  }

  .case-deliverables-frame img,
  .case-deliverables-img {
    max-height: min(56vh, 420px);
  }

  /* 핵심 인사이트 회색 박스 */
  .insight-quote {
    font-size: 14px;
    line-height: 1.75;
    padding: 20px 18px;
  }
  .insight-quote p + p {
    margin-top: 12px;
  }

  .work-gallery-grid { gap: 12px; }
  .archive-gallery-card-stage {
    padding: 12px 14px;
  }
  .archive-gallery-frame {
    min-height: 0;
    padding: 8px 10px 14px;
  }
  .archive-gallery-frame img { max-height: 160px; }
  .archive-gallery-card-meta { flex-wrap: wrap; }
  .archive-gallery-card-note { white-space: normal; }
  .work-filter-tab { font-size: 0.6875rem; padding: 7px 12px; }
  .ds-compact-gallery { grid-template-columns: 1fr; gap: 20px; }
  .ds-compact-gallery-wrap { margin-top: 24px; padding-top: 20px; }
  .work-ds-scope {
    margin-top: 0;
    padding-top: 24px;
  }
  .principle-card {
    padding: 16px 18px;
  }
  .growth-section {
    padding-top: 0;
  }
  .handok-ds-section,
  .handok-copilot-section { margin: 0 -20px; padding-left: 20px; padding-right: 20px; }
  .case-ds-md-carousel .case-deliverables-frame { min-height: 280px; }
  .ai-case-media .case-ds-md-carousel .case-deliverables-frame,
  .ai-case-media .case-portal-carousel .case-deliverables-frame { min-height: 240px; }

  /* 슬라이더 — 터치·드래그 */
  .case-deliverables-viewport,
  .project-showcase-viewport {
    touch-action: pan-y;
    cursor: grab;
  }
  .case-deliverables-viewport.is-dragging,
  .project-showcase-viewport.is-dragging {
    touch-action: none;
    cursor: grabbing;
  }
  .case-deliverables-viewport.is-dragging .case-deliverables-track,
  .project-showcase-viewport.is-dragging .project-showcase-track {
    transition: none !important;
  }

  /* 가로 스크롤 탭 — 플로팅 드래그 힌트 화살표 */
  .h-scroll-hint-wrap {
    position: relative;
  }
  .h-scroll-hint-wrap .ai-case-tabs {
    padding-left: 38px;
    padding-right: 38px;
  }
  .h-scroll-hint {
    position: absolute;
    top: 50%;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    transform: translateY(-50%);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(26, 26, 26, 0.12);
    box-shadow: 0 2px 8px rgba(26, 26, 26, 0.1);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
  }
  .h-scroll-hint::after {
    content: '';
    display: block;
    width: 7px;
    height: 7px;
    border-top: 1.5px solid #6b7280;
    border-right: 1.5px solid #6b7280;
  }
  .h-scroll-hint--prev {
    left: 8px;
  }
  .h-scroll-hint--prev::after {
    transform: rotate(-135deg);
    margin-left: 2px;
  }
  .h-scroll-hint--next {
    right: 8px;
  }
  .h-scroll-hint--next::after {
    transform: rotate(45deg);
    margin-right: 2px;
  }
  .h-scroll-hint-wrap.is-scrollable.can-scroll-left .h-scroll-hint--prev,
  .h-scroll-hint-wrap.is-scrollable.can-scroll-right .h-scroll-hint--next {
    opacity: 1;
  }

  /* AI 업무 생산성 — 모바일 가로 스크롤 탭 */
  .ai-case-hub {
    overflow: visible;
    border-radius: 12px;
  }
  .ai-case-tabs {
    display: flex;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 8px;
    padding: 10px 16px 12px;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    border-bottom: 1px solid var(--color-border);
    background: #f6f7f9;
  }
  .ai-case-tabs::-webkit-scrollbar {
    display: none;
  }
  .ai-case-tab {
    flex: 0 0 auto;
    min-width: min(72vw, 220px);
    max-width: 280px;
    scroll-snap-align: start;
    padding: 10px 12px;
    border: 1px solid rgba(26, 26, 26, 0.1);
    border-radius: 10px;
    border-bottom: 1px solid rgba(26, 26, 26, 0.1);
    margin-bottom: 0;
    background: #fff;
    box-shadow: 0 1px 2px rgba(26, 26, 26, 0.04);
  }
  .ai-case-hub:has(#ai-case-radio-ppt-ds:checked) label[for="ai-case-radio-ppt-ds"],
  .ai-case-hub:has(#ai-case-radio-copilot:checked) label[for="ai-case-radio-copilot"],
  .ai-case-hub:has(#ai-case-radio-portal:checked) label[for="ai-case-radio-portal"] {
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 2px 8px rgba(26, 26, 26, 0.08);
  }
  .ai-case-tab-label {
    font-size: 0.8125rem;
    line-height: 1.3;
  }
  .ai-case-tab-tag {
    font-size: 0.6875rem;
    line-height: 1.35;
  }
  .ai-case-panels {
    padding: 16px 16px 20px;
  }

  /* Case study — Work / 기획 & 운영 탭 */
  .case-view-tabs {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    padding: 10px 16px 12px;
    gap: 8px;
  }
  .case-view-tabs::-webkit-scrollbar { display: none; }
  .case-view-tab {
    flex: 0 0 auto;
    min-width: min(44vw, 180px);
    scroll-snap-align: start;
    padding: 10px 12px;
    border: 1px solid rgba(26, 26, 26, 0.1);
    border-radius: 10px;
    border-bottom: 1px solid rgba(26, 26, 26, 0.1);
    margin-bottom: 0;
    background: #fff;
  }
  .case-view-hub:has(.case-view-radio[value="work"]:checked) .case-view-tab[for$="-view-work"],
  .case-view-hub:has(.case-view-radio[value="plan"]:checked) .case-view-tab[for$="-view-plan"] {
    border-color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(26, 26, 26, 0.06);
  }
  .case-view-panels { padding: 16px; }
  .case-plan-grid { grid-template-columns: 1fr; gap: 24px; }
  .exp-more-grid { grid-template-columns: 1fr; }
  .ds-cross-grid { grid-template-columns: 1fr; }
  .ds-cross-visual { grid-template-columns: 1fr; }
  .results-grid--soft { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .ai-case-panel-head {
    margin-bottom: 14px;
  }
  .ai-case-panel-head h3 {
    font-size: 1rem;
  }

  /* 슬라이드 페이지네이션·번호 잘림 방지 */
  .case-study-page > .content-card {
    overflow: visible;
  }
  .case-deliverables-carousel {
    padding-bottom: 8px;
  }
  .case-deliverables-footer {
    padding: 12px 20px max(20px, env(safe-area-inset-bottom, 0px));
    margin-bottom: 8px;
  }
  .ai-case-media .case-deliverables-carousel {
    margin-bottom: 4px;
  }
  .ai-case-media .case-deliverables-footer {
    padding-bottom: max(24px, env(safe-area-inset-bottom, 0px));
  }

  /* Copilot·영상 — 원본 비율(크롭·플레이어 UI 클립 제거) */
  .case-media-video-wrap {
    max-width: 100%;
  }
  .case-media-video-shell {
    overflow: visible;
    line-height: normal;
  }
  .case-media-video {
    width: 100%;
    height: auto;
    max-height: none;
    clip-path: none;
    margin-bottom: 0;
    object-fit: contain;
    vertical-align: top;
  }
  .case-media-video-shell.is-playing .case-media-video {
    object-fit: contain;
  }

}