/* ========== 프로젝트 상세 페이지 (Figma 디자인 기반, 다크 테마) ========== */
/* Design tokens (Figma 8px grid: 8, 16, 24, 32, 40, 48, 56, 64) */
body.project-detail {
  --sidebar-bg: #1a1d24;
  --main-bg: #0f1218;
  --accent: #3b82f6;
  --accent-light: #1e3a5f;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #334155;
  --card-bg: #1e232b;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-40: 40px;
  --space-48: 48px;
  --space-56: 56px;
  --space-64: 64px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

body.project-detail.standalone {
  font-family: 'DM Sans', -apple-system, sans-serif;
  min-height: 100vh;
  display: block;
  background: #0f1218;
  color: #f1f5f9;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  /* 스크롤바 숨김, 마우스 휠로만 스크롤 */
  scrollbar-width: none;
  -ms-overflow-style: none;
}
body.project-detail.standalone::-webkit-scrollbar {
  display: none;
}
/* html에서 스크롤되는 경우(일부 브라우저) 대비 */
html.project-detail-standalone {
  scrollbar-width: none;
  -ms-overflow-style: none;
}
html.project-detail-standalone::-webkit-scrollbar {
  display: none;
}
body.project-detail.standalone *,
body.project-detail.standalone *::before,
body.project-detail.standalone *::after { box-sizing: border-box; }

body.project-detail.standalone .main {
  width: 100%;
  max-width: none;
  padding: 40px 0 0;
  margin: 0;
}

/* main-content: 뷰포트 안에서 중앙 정렬, 좌우 80px, 전체 요소 가운데 정렬 */
body.project-detail.standalone .main-content {
  max-width: 1280px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding: 0 80px 64px;
  text-align: center;
}

@media (max-width: 1024px) {
  body.project-detail.standalone .main-content { padding: 0 40px 48px; }
}
@media (max-width: 768px) {
  body.project-detail.standalone .main-content { padding: 0 20px 48px; }
}

/* 페이지 로드 시 위→아래 순차 등장 애니메이션 */
@keyframes project-detail-fade-in-up {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

body.project-detail.standalone .main-content > * {
  opacity: 0;
  animation: project-detail-fade-in-up 0.55s ease-out forwards;
}

body.project-detail.standalone .main-content > *:nth-child(1)  { animation-delay: 0.05s; }
body.project-detail.standalone .main-content > *:nth-child(2)  { animation-delay: 0.12s; }
body.project-detail.standalone .main-content > *:nth-child(3)  { animation-delay: 0.19s; }
body.project-detail.standalone .main-content > *:nth-child(4)  { animation-delay: 0.26s; }
body.project-detail.standalone .main-content > *:nth-child(5)  { animation-delay: 0.33s; }
body.project-detail.standalone .main-content > *:nth-child(6)  { animation-delay: 0.40s; }
body.project-detail.standalone .main-content > *:nth-child(7)  { animation-delay: 0.47s; }
body.project-detail.standalone .main-content > *:nth-child(8)  { animation-delay: 0.54s; }
body.project-detail.standalone .main-content > *:nth-child(9)  { animation-delay: 0.61s; }
body.project-detail.standalone .main-content > *:nth-child(10) { animation-delay: 0.68s; }
body.project-detail.standalone .main-content > *:nth-child(11) { animation-delay: 0.75s; }
body.project-detail.standalone .main-content > *:nth-child(12) { animation-delay: 0.82s; }
body.project-detail.standalone .main-content > *:nth-child(13) { animation-delay: 0.89s; }
body.project-detail.standalone .main-content > *:nth-child(14) { animation-delay: 0.96s; }
body.project-detail.standalone .main-content > *:nth-child(15) { animation-delay: 1.03s; }
body.project-detail.standalone .main-content > *:nth-child(16) { animation-delay: 1.10s; }
body.project-detail.standalone .main-content > *:nth-child(17) { animation-delay: 1.17s; }
body.project-detail.standalone .main-content > *:nth-child(18) { animation-delay: 1.24s; }
body.project-detail.standalone .main-content > *:nth-child(19) { animation-delay: 1.31s; }
body.project-detail.standalone .main-content > *:nth-child(20) { animation-delay: 1.38s; }

/* Hero: main-content 패딩을 빠져나와 전체 너비로 */
body.project-detail.standalone .hero {
  margin-left: -80px;
  margin-right: -80px;
  width: calc(100% + 160px);
  padding-left: 80px;
  padding-right: 80px;
}
@media (max-width: 1024px) {
  body.project-detail.standalone .hero { margin-left: -40px; margin-right: -40px; width: calc(100% + 80px); padding-left: 40px; padding-right: 40px; }
}
@media (max-width: 768px) {
  body.project-detail.standalone .hero { margin-left: -20px; margin-right: -20px; width: calc(100% + 40px); padding-left: 20px; padding-right: 20px; }
}

/* Hero: Figma node 1-2546, 1-1663 대응 */
.project-detail .hero {
  position: relative;
  min-height: 712px;
  margin: 0 -40px 0;
  padding: 0 40px 10px;
  border-radius: 0;
  overflow: visible;
}

/* hero-top: hero-bg 위에 고정 배치 (top=0, left=120px) */
.project-detail .hero-top {
  position: absolute;
  top: 0;
  left: 120px;
  z-index: 10;
  min-height: 72px;
  height: 72px;
  padding: 0;
  display: flex;
  align-items: center;
}
.project-detail .hero-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #e2e8f0;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
}
.project-detail .hero-back:hover { color: #fff; }
.project-detail .hero-back:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* hero-bg: 배경만 가로 폭에 꽉 차게(100vw), 문서 흐름 유지 - 세로가 길어지면 아래 요소들이 밑으로 이동 */
.project-detail .hero-bg {
  position: relative;
  width: 100vw;
  max-width: none;
  min-width: 100%;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  margin-top: 0;
  margin-bottom: 0;
  min-height: 640px;
  height: auto;
  background: linear-gradient(to bottom, rgba(15, 23, 42, 0.7) 0%, rgba(2, 6, 23, 0.95) 50%, rgba(2, 6, 23, 1) 100%);
  border-radius: 0;
  overflow: hidden;
  box-sizing: border-box;
}
.project-detail .hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1449824913935-59a10b8d2000?w=1600') center/cover no-repeat;
  opacity: 0.15;
  pointer-events: none;
}
.project-detail .hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(59, 130, 246, 0.06), transparent 60%);
  pointer-events: none;
}

/* hero-inner: Figma node 1-1663 - top=120px, left=240px, width=670px, height=480px */
.project-detail .hero-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 48px;
  width: 670px;
  max-width: calc(100% - 240px - 40px);
  min-height: 480px;
  margin: 48px 0 0 240px;
}

.project-detail .hero-left { flex: 1; min-width: 0; }
.project-detail .hero-right { flex-shrink: 0; }

/* Figma 1-1663: 타이틀 그라데이션 (진한 파랑 → 밝은 시안) */
.project-detail .hero-title,
.project-detail .hero h1.hero-title {
  font-size: 2.75rem;
  font-weight: 700;
  margin: 0 0 12px;
  background: linear-gradient(90deg, #1e40af 0%, #0ea5e9 50%, #22d3ee 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
/* 부제: 2줄, 볼드, 흰색 */
.project-detail .hero-subtitle {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 24px;
  line-height: 1.45;
}
.project-detail .hero-subtitle-line { display: block; }

/* 정보 카드 2x2 - Figma 1-1663 */
.project-detail .hero-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}
.project-detail .hero-info-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
}
.project-detail .hero-info-label { display: block; font-size: 0.8rem; color: rgba(255, 255, 255, 0.85); }
.project-detail .hero-info-value { display: block; font-size: 13px; font-weight: 600; color: #fff; }
.project-detail .hero-info-box-highlight {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.35) 0%, rgba(34, 211, 238, 0.25) 100%);
  border-color: rgba(34, 211, 238, 0.4);
}

/* CTA 버튼 - Figma: GitHub(흰 배경), 결과 보고서(어두운 배경) */
.project-detail .hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.project-detail .hero .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: opacity 0.2s, border-color 0.2s;
}
.project-detail .hero .btn-icon { width: 20px; height: 20px; flex-shrink: 0; }
.project-detail .hero .btn-hero-gh {
  background: #fff;
  color: #374151;
  border: 1px solid #d1d5db;
}
.project-detail .hero .btn-hero-gh:hover { opacity: 0.9; border-color: #9ca3af; }
.project-detail .hero .btn-hero-report {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.project-detail .hero .btn-hero-report:hover { background: rgba(255, 255, 255, 0.15); }
.project-detail .hero .btn-hero-report .btn-icon { stroke: #fff; }
.project-detail .hero .btn-primary { background: #3b82f6; color: #fff; border: none; }
.project-detail .hero .btn-primary:hover { opacity: 0.9; }
.project-detail .hero .btn-secondary { background: transparent; color: #e2e8f0; border: 1px solid #475569; }
.project-detail .hero .btn-secondary:hover { border-color: #94a3b8; color: #fff; }

/* Hero v2: hero-top 위·hero-bg 아래 레이아웃 (hero-bg는 문서 흐름에 두어 세로가 길어지면 아래 요소들도 함께 밀림) */
.project-detail .hero.hero-v2 {
  min-height: 700px;
  padding-top: 72px;
  overflow: visible;
  display: flex;
  flex-direction: column;
}
/* hero-inner: 내용은 기존 설정 유지, 최대 너비만 제한해 중앙 정렬 (배경은 hero-bg가 전체 폭) */
.project-detail .hero-bg .hero-inner.hero-inner-v2 {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: min(1202px, calc(100% - 128px));
  margin: 0 auto;
  padding: 48px 80px 56px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
  min-height: 0;
  box-sizing: border-box;
  text-align: left;
}

.project-detail .hero-bg .hero-inner.hero-inner-v2 .hero-left {
  min-width: 0;
}

.project-detail .hero-bg .hero-inner.hero-inner-v2 .hero-right {
  display: flex;
  justify-content: center;
  min-width: 0;
}
.project-detail .hero-title-sub { display: block; font-size: 1.75rem; margin-top: 8px; }
.project-detail .hero-info-grid-v2 { gap: 16px; margin-bottom: 32px; }
.project-detail .hero-info-box-v2 {
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid #334155;
  border-radius: 12px;
  padding: 16px;
}
.project-detail .hero-info-box-v2 .hero-info-label { font-size: 0.75rem; color: #94a3b8; margin-bottom: 4px; }
.project-detail .hero-info-box-highlight.hero-info-box-v2 {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2) 0%, rgba(6, 182, 212, 0.2) 100%);
  border-color: #3b82f6;
}
.project-detail .hero-info-box-highlight.hero-info-box-v2 .hero-info-label { color: #7dd3fc; }
.project-detail .hero-cta .btn-hero-gh { border-radius: 12px; font-weight: 700; box-shadow: 0 10px 15px -3px rgba(0,0,0,0.2); }
.project-detail .hero-cta .btn-hero-gh:hover { transform: scale(1.05); }
.project-detail .hero-cta .btn-hero-report { border-radius: 12px; font-weight: 700; background: #1e293b; border-color: #334155; cursor: pointer; }
.project-detail .hero-cta .btn-hero-report:hover { background: #334155; }

/* 가로 카테고리 선택 바 (hero 아래) - hero와 동일 너비 기준, nav-inner = hero-inner 가로폭 */
body.project-detail.standalone .project-category-nav {
  margin-left: -80px;
  margin-right: -80px;
  width: calc(100% + 160px);
}
.project-detail .project-category-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  margin: 0 -80px 0;
  padding: 0;
  display: flex;
  justify-content: center;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  box-sizing: border-box;
}
.project-detail .project-category-nav-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px 8px;
  padding: 20px 80px;
  width: max-content;
  min-width: 100%;
  max-width: none;
  box-sizing: border-box;
  background: rgba(15, 18, 24, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border, #334155);
}
/* 첫 줄: 프로젝트 개요, 서비스 흐름, 나의 역할 (3개) / 둘째 줄: 나머지(줄바꿈 없음) */
.project-detail .category-nav-break {
  flex-basis: 100%;
  width: 0;
  height: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: none;
  pointer-events: none;
}
/* 둘째 줄: 한 줄 유지, 버튼 간격 일정·가운데 정렬 */
.project-detail .project-category-nav-row2 {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex: 1 1 100%;
  min-width: min-content;
  overflow: visible;
  text-align: center;
}
.project-detail .project-category-nav-row2 .project-category-btn {
  flex: 0 0 auto;
}
.project-detail .project-category-btn {
  flex: 0 1 auto;
  min-width: 0;
  white-space: nowrap;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted, #94a3b8);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}
.project-detail .project-category-btn:hover {
  color: var(--text, #f1f5f9);
  background: rgba(51, 65, 85, 0.4);
}
.project-detail .project-category-btn.is-active {
  color: #fff;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.35), rgba(6, 182, 212, 0.25));
  border-color: rgba(59, 130, 246, 0.5);
}
/* 카테고리 모드: 선택한 섹션만 표시 */
.project-detail.standalone .main-content .section[data-category] {
  display: none;
}
.project-detail.standalone .main-content .section[data-category="overview"] {
  display: block;
}

@media (max-width: 1024px) {
  body.project-detail.standalone .project-category-nav { margin-left: -40px; margin-right: -40px; width: calc(100% + 80px); }
  .project-detail .project-category-nav-inner { width: calc(100% - 48px); max-width: none; padding-left: 40px; padding-right: 40px; gap: 5px 6px; padding-top: 8px; padding-bottom: 8px; }
  .project-detail .project-category-btn { padding: 5px 8px; font-size: 0.75rem; }
}
@media (max-width: 768px) {
  body.project-detail.standalone .project-category-nav { margin-left: -20px; margin-right: -20px; width: calc(100% + 40px); }
  .project-detail .project-category-nav-inner { width: calc(100% - 40px); max-width: none; padding-left: 20px; padding-right: 20px; gap: 4px 6px; padding-top: 8px; padding-bottom: 8px; }
  .project-detail .project-category-btn { padding: 5px 8px; font-size: 0.7rem; }
}

/* 폰 목업 v2: 앱 UI */
.project-detail .hero-phone-wrap { position: relative; }
.project-detail .phone-mockup-v2 { position: relative; width: 320px; height: 650px; margin: 0 auto; }
/* hero-bg 안에서는 640px 높이에 맞춤 (패딩 48*2 제외 ≈544px) */
.project-detail .hero-bg .phone-mockup-v2 { width: 268px; height: 544px; max-width: 100%; }
.project-detail .phone-frame {
  position: absolute;
  inset: 0;
  background: #1e293b;
  border-radius: 3rem;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
  border: 8px solid #334155;
}
/* 폰 목업을 SVG 이미지로 대체할 때 */
.project-detail .phone-frame-img {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}
.project-detail .phone-screen {
  position: absolute;
  inset: 12px;
  background: #0f172a;
  border-radius: 2.25rem;
  overflow: hidden;
}
/* 폰 안 실제 앱(ai_go_phone) iframe: 화면 꽉 차게, 클릭 가능 */
.project-detail .phone-iframe-wrap {
  display: block;
  width: 100%;
  height: 100%;
}
.project-detail .phone-iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  background: #fff;
  pointer-events: auto;
}
.project-detail .phone-status {
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: #94a3b8;
  font-weight: 600;
  background: rgba(30, 41, 59, 0.8);
}
.project-detail .phone-signals { display: flex; gap: 4px; }
.project-detail .phone-signals span { width: 16px; height: 4px; background: #475569; border-radius: 2px; }
.project-detail .phone-signals span:last-child { width: 20px; background: #22c55e; }
.project-detail .phone-header {
  padding: 20px 24px;
  background: linear-gradient(90deg, #2563eb, #06b6d4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.2);
}
.project-detail .phone-header-title { font-size: 1.25rem; font-weight: 800; color: #fff; }
.project-detail .phone-header-menu { width: 32px; height: 32px; background: rgba(255,255,255,0.2); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; color: #fff; }
.project-detail .phone-body { padding: 16px; overflow-y: auto; height: 520px; }
.project-detail .phone-video-card { background: #1e293b; border-radius: 1rem; overflow: hidden; border: 1px solid #334155; box-shadow: 0 10px 15px -3px rgba(0,0,0,0.2); margin-bottom: 16px; }
.project-detail .phone-video-thumb {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #334155, #1e293b);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.project-detail .phone-play-btn {
  width: 64px; height: 64px;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(4px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.project-detail .phone-play-btn svg { margin-left: 4px; }
.project-detail .phone-video-caption {
  padding: 16px;
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.2), rgba(239, 68, 68, 0.2));
  border-top: 1px solid rgba(249, 115, 22, 0.4);
}
.project-detail .phone-caption-title { font-size: 0.875rem; font-weight: 700; color: #fed7aa; margin: 0 0 4px; }
.project-detail .phone-caption-desc { font-size: 0.75rem; color: rgba(253, 186, 116, 0.7); margin: 0; }
.project-detail .phone-quiz-label { font-size: 0.75rem; color: #94a3b8; font-weight: 600; margin: 0 0 12px 4px; }
.project-detail .phone-option {
  width: 100%;
  padding: 16px;
  border-radius: 12px;
  text-align: left;
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  transition: transform 0.15s;
}
.project-detail .phone-option:hover { transform: scale(1.02); }
.project-detail .phone-option span { font-size: 1rem; }
.project-detail .phone-option-orange { background: rgba(249, 115, 22, 0.3); border: 2px solid #f97316; color: #ffedd5; box-shadow: 0 4px 6px -1px rgba(249, 115, 22, 0.2); }
.project-detail .phone-option-red { background: rgba(239, 68, 68, 0.2); border: 1px solid rgba(239, 68, 68, 0.5); color: #fecaca; }
.project-detail .phone-option-green { background: rgba(34, 197, 94, 0.2); border: 1px solid rgba(34, 197, 94, 0.5); color: #bbf7d0; }
.project-detail .phone-tip {
  margin-top: 12px;
  padding: 12px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 12px;
}
.project-detail .phone-tip p { font-size: 0.75rem; color: #93c5fd; font-weight: 500; margin: 0; }
.project-detail .phone-glow {
  position: absolute;
  inset: -24px;
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.3), rgba(6, 182, 212, 0.3), rgba(59, 130, 246, 0.3));
  filter: blur(48px);
  z-index: -1;
  animation: phone-glow-pulse 2s ease-in-out infinite;
}
@keyframes phone-glow-pulse { 0%, 100% { opacity: 0.6; } 50% { opacity: 1; } }

@media (max-width: 1024px) {
  .project-detail .hero-bg .hero-inner.hero-inner-v2 { grid-template-columns: 1fr; padding: 56px 40px 64px; gap: 40px; }
  .project-detail .phone-mockup-v2 { width: 280px; height: 570px; max-width: 100%; }
  .project-detail .phone-body { height: 440px; }
}
@media (max-width: 768px) {
  .project-detail .hero-title-sub { font-size: 1.25rem; }
  .project-detail .phone-mockup-v2 { width: 260px; height: 520px; }
  .project-detail .phone-body { height: 400px; }
}

.project-detail .hero-right .phone-mockup {
  width: 240px;
  height: 480px;
  background: #1e293b;
  border-radius: 24px;
  border: 3px solid #334155;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
  font-size: 0.85rem;
}

/* Hero 반응형: hero-top + hero-bg 유지 (hero-bg 배경은 항상 전체 폭) */
@media (max-width: 1400px) {
  .project-detail .hero-top { left: 60px; }
  .project-detail .hero-inner { margin-left: 120px; width: calc(100% - 160px); max-width: none; min-height: 480px; }
}
@media (max-width: 1024px) {
  .project-detail .hero { min-height: 520px; padding: 0 24px 40px; padding-top: 56px; }
  .project-detail .hero-top { min-height: 56px; height: 56px; left: 40px; }
  .project-detail .hero-bg { min-height: 460px; height: auto; }
  .project-detail .hero-inner { margin: 40px 0 0 24px; width: calc(100% - 48px); max-width: none; min-height: 360px; flex-wrap: wrap; gap: 24px; }
  .project-detail .hero-bg .hero-inner.hero-inner-v2 { margin: 0 auto; width: 100%; max-width: calc(100% - 48px); }
}
@media (max-width: 768px) {
  .project-detail .hero { min-height: 400px; padding: 0 20px 32px; padding-top: 48px; }
  .project-detail .hero-top { min-height: 48px; height: 48px; left: 20px; }
  .project-detail .hero-back { font-size: 0.85rem; }
  .project-detail .hero-bg { min-height: 320px; height: auto; }
  .project-detail .hero-inner { margin: 32px 0 0 0; width: 100%; min-height: 0; }
  .project-detail .hero-bg .hero-inner.hero-inner-v2 { padding: 40px 24px 48px; gap: 32px; max-width: calc(100% - 40px); }
  .project-detail .hero-right .phone-mockup { width: 160px; height: 320px; }
}

/* Section 공통 (Figma 프레임 대응) */
.project-detail .section { margin-bottom: var(--space-48); }
.project-detail .section-title,
.project-detail .section h2.section-title { font-size: 1.35rem; font-weight: 700; color: #fff; margin-bottom: var(--space-16); }
.project-detail .section-desc { font-size: 0.9rem; color: var(--text-muted); margin-bottom: var(--space-24); }

/* 프로젝트 개요 - structure-box와 동일 너비 910px */
.project-detail .section-overview {
  width: 100%;
  max-width: 910px;
  margin-left: auto;
  margin-right: auto;
  min-height: 285px;
  box-sizing: border-box;
  padding: 0 24px;
}
.project-detail .section-overview .overview-inner {
  opacity: 1;
  transform: none;
}
.project-detail .section-overview-title,
.project-detail .section-overview h2.section-overview-title,
.project-detail .section-overview h3.section-overview-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  margin: 50px 0 1rem;
  text-align: center;
}
.project-detail .section-overview-desc-wrapper {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  flex-wrap: nowrap;
  max-width: 910px;
  margin: 0 auto 3rem;
  justify-content: flex-start;
}
.project-detail .section-overview-desc-box {
  width: 650px;
  max-width: 100%;
  margin: 0;
  margin-top: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 1rem;
  padding: 2rem;
  padding-left: 0;
  padding-right: 0;
  box-sizing: border-box;
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.project-detail .section-overview-desc-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: nowrap;
  text-align: center;
}
.project-detail .section-overview-desc-box .section-overview-desc {
  width: fit-content;
  max-width: 100%;
  flex: 0 1 auto;
  min-width: 0;
  margin: 0 20px;
  text-align: center;
}
/* 로고: 박스 밖, 래퍼 안에서 박스 옆에 배치 (absolute 해제로 정상 흐름 유지) */
.project-detail .section-overview-desc-wrapper > .section-overview-desc-box-logo,
.project-detail .section-overview-desc-box .section-overview-desc-box-logo {
  position: static;
  flex-shrink: 0;
  width: auto;
  height: 140px;
  object-fit: contain;
  margin-left: 0;
  margin-right: 0;
  padding-left: 40px;
  padding-right: 0px;
  left: unset;
  top: unset;
  right: unset;
  bottom: unset;
  opacity: 0.9;
}
.project-detail .section-overview-desc-title-row {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.75rem;
  margin-top: 30px;
  margin-bottom: 5px;
  max-width: 910px;
  margin-left: auto;
  margin-right: auto;
}
.project-detail .section-overview-desc-title-row .overview-card-icon,
.project-detail .section-overview-desc-box .overview-card-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.5rem;
  flex-shrink: 0;
}
.project-detail .section-overview-desc-title-row .overview-card-icon svg,
.project-detail .section-overview-desc-box .overview-card-icon svg {
  width: 20px;
  height: 20px;
  object-fit: contain;
}
.project-detail .section-overview-desc-title-row .overview-card-icon img,
.project-detail .section-overview-desc-box .overview-card-icon img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}
.project-detail .overview-card-icon-car {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
}
.project-detail .section-overview-desc-title-row .overview-card-icon-car {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
}
.project-detail .section-overview-desc-title-row .overview-card-icon-car svg {
  color: #60a5fa;
}
.project-detail .section-overview-desc-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}
.project-detail .section-overview-desc {
  margin: 0;
  font-size: 1rem;
  color: rgba(203, 213, 225, 1);
  line-height: 1.625;
  text-align: center;
  vertical-align: bottom;
}
.project-detail .overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
  text-align: left;
}
/* 세로 배치: 문제 박스(제목+4개 2x2) → 화살표 → 해결 */
.project-detail .overview-grid.overview-grid-vertical {
  grid-template-columns: 1fr;
  gap: 0;
  align-items: stretch;
  max-width: 910px;
  margin-left: auto;
  margin-right: auto;
}
.project-detail .overview-grid-vertical .overview-arrow,
.project-detail .overview-grid-vertical .overview-card-solution {
  grid-column: 1;
}
.project-detail .overview-grid-vertical .overview-arrow {
  justify-self: center;
}
/* 문제 상황: 제목 + 내용(그리드), 테두리 없음 */
.project-detail .overview-problem-box {
  display: flex;
  flex-direction: column;
  gap: 0.5rem 0;
  margin-bottom: 0;
  box-sizing: border-box;
  max-width: 910px;
}
.project-detail .overview-grid-vertical .overview-problem-box {
  grid-column: 1;
}
.project-detail .overview-problem-box-title-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 30px;
}
.project-detail .overview-problem-box-title-row .overview-card-icon {
  flex-shrink: 0;
}
.project-detail .overview-problem-box-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
  text-align: left;
}
.project-detail .overview-problem-box-content {
  flex: 1;
  min-width: 0;
  display: grid;
  text-align: center;
  width: 855px;
  max-width: 100%;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  box-sizing: border-box;
}
.project-detail .overview-problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 0.75rem;
  width: 855px;
  max-width: 855px;
  height: auto;
  align-items: stretch;
}
.project-detail .overview-problem-box .overview-problem-grid > .overview-card {
  width: 100%;
  min-width: 0;
  min-height: 0;
}
.project-detail .overview-problem-box .overview-card {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-width: 0;
  min-height: 0;
  padding: 1rem;
  overflow: visible;
  align-self: stretch;
}
.project-detail .overview-problem-box .overview-card-header {
  margin-bottom: 0.5rem;
}
.project-detail .overview-problem-box .overview-card-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.5rem;
}
.project-detail .overview-problem-box .overview-card-icon svg {
  width: 18px;
  height: 18px;
}
.project-detail .overview-problem-box .overview-card-title {
  font-size: 1.125rem;
  margin: 0 0 0.25rem;
}
.project-detail .overview-problem-box .overview-list li {
  margin-bottom: 0.375rem;
  font-size: 0.8125rem;
  line-height: 1.4;
  color: rgba(203, 213, 225, 1);
  text-align: left;
}
.project-detail .overview-problem-box .overview-list li:last-child {
  margin-bottom: 0;
}
.project-detail .overview-problem-box .overview-list {
  flex-shrink: 0;
}
.project-detail .overview-problem-box .overview-card-img {
  display: block;
  max-width: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: top center;
  margin-top: 0.5rem;
  border-radius: 0.5rem;
  vertical-align: top;
  background-color: rgba(255, 255, 255, 1);
}
.project-detail .overview-problem-box .overview-card-img[alt="고령운전자 교통사고 비율"] {
  height: 200px;
  object-fit: contain;
}
.project-detail .overview-problem-box .overview-card-img[alt="고령-일반운전자의 위험운전행동 차이"] {
  height: 200px;
  object-fit: contain;
}
.project-detail .overview-problem-box .overview-card-img[alt="고령운전자 인터뷰"] {
  height: 141px;
  object-fit: contain;
}
.project-detail .overview-problem-box .overview-card-img[alt="고령운전자 면허 반납률 추이"] {
  height: 141px;
  object-fit: contain;
}
.project-detail .overview-problem-box .overview-card {
  justify-content: flex-start;
  align-items: center;
}
@media (max-width: 768px) {
  .project-detail .overview-problem-grid {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(4, auto);
    height: auto;
  }
}
.project-detail .overview-grid-vertical .overview-card {
  width: 100%;
  min-width: 0;
}
.project-detail .overview-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1rem 0;
  color: #64748b;
}
.project-detail .overview-arrow > svg:first-of-type,
.project-detail .overview-arrow .overview-arrow-down {
  width: 2rem;
  height: 2rem;
  flex-shrink: 0;
}
.project-detail .overview-arrow-yellow-box {
  background: linear-gradient(135deg, rgba(254, 240, 138, 0.15) 0%, rgba(250, 204, 21, 0.15) 100%);
  border: 1px solid rgba(250, 204, 21, 0.3);
  border-radius: 1rem;
  padding: 2rem;
  box-sizing: border-box;
  backdrop-filter: blur(8px);
  text-align: left;
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(203, 213, 225, 1);
  max-width: 100%;
  width: 100%;
}
.project-detail .overview-arrow-yellow-box-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.project-detail .overview-arrow-yellow-box-row .overview-card-icon {
  flex-shrink: 0;
}
.project-detail .overview-arrow-yellow-box-text {
  flex: 1;
  min-width: 0;
}
.project-detail .overview-arrow-yellow-box-text u {
  color: rgba(255, 255, 255, 1);
}
.project-detail .overview-arrow-yellow-box br {
  display: block;
  content: "";
  margin-top: 0.25em;
}
.project-detail .overview-card {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  flex-wrap: wrap;
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid transparent;
  box-sizing: border-box;
  backdrop-filter: blur(8px);
  text-align: center;
}
.project-detail .overview-card-problem {
  background: linear-gradient(to bottom right, rgba(239, 68, 68, 0.1), rgba(249, 115, 22, 0.1));
  border-color: rgba(239, 68, 68, 0.3);
}
.project-detail .overview-card-solution {
  position: relative;
  width: 400px;
  max-width: 100%;
  padding-right: 5rem;
  background: linear-gradient(to bottom right, rgba(134, 239, 172, 0.15), rgba(34, 197, 94, 0.15));
  border-color: rgba(34, 197, 94, 0.3);
}
.project-detail .overview-card-solution-logo {
  position: absolute;
  right: 1.5rem;
  top: 0;
  bottom: 0;
  height: 200px;
  width: auto;
  min-width: 50px;
  margin: auto 30px;
  object-fit: contain;
  object-position: center right;
  opacity: 0.9;
}
.project-detail .overview-card-solution .overview-card-icon-logo {
  width: auto;
  height: 200px;
}
.project-detail .overview-card-solution .overview-card-header {
  width: 400px;
}
.project-detail .overview-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.project-detail .overview-card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.project-detail .overview-card-icon-problem {
  background: rgba(239, 68, 68, 0.2);
  color: #f87171;
}
.project-detail .overview-card-icon-solution {
  background: rgba(34, 197, 94, 0.2);
  color: rgba(6, 177, 69, 1);
}
.project-detail .overview-card-solution .overview-card-icon-solution {
  background: rgba(34, 197, 94, 0.2);
  color: rgba(6, 177, 69, 1);
}
.project-detail .overview-card-solution .overview-card-icon-solution svg {
  color: rgba(6, 177, 69, 1);
}
.project-detail .overview-card-icon-warning {
  background: rgba(250, 204, 21, 0.2);
  color: #facc15;
}
.project-detail .overview-card-icon svg {
  width: 24px;
  height: 24px;
}
.project-detail .overview-card-icon-logo {
  width: 50px;
  height: 50px;
  object-fit: contain;
  color: rgba(255, 255, 255, 1);
  background-color: unset;
  background: unset;
  border: none;
  border-radius: 30px;
  margin-left: 0;
  margin-right: 0;
}
.project-detail .overview-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}
.project-detail .section-overview .overview-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.project-detail .section-overview .overview-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.9375rem;
  color: #cbd5e1;
  line-height: 1.5;
}
.project-detail .section-overview .overview-list li:last-child {
  margin-bottom: 0;
}
.project-detail .overview-bullet {
  color: #f87171;
  margin-top: 0.25rem;
  flex-shrink: 0;
}
.project-detail .overview-check {
  color: rgba(68, 255, 0, 1);
  margin-top: 0.25rem;
  flex-shrink: 0;
}
.project-detail .overview-check.overview-check-arrow {
  color: rgba(89, 255, 0, 1);
  width: 30px;
  height: 50px;
  flex-shrink: 0;
  margin-top: 0.25rem;
  margin-bottom: 25px;
  margin-left: 10px;
}
.project-detail .overview-solution-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: nowrap;
  width: 100%;
  margin-top: 0px;
  margin-bottom: 0;
  margin-left: 20px;
  vertical-align: bottom;
  background: unset;
  background-color: unset;
  border: none;
  border-color: rgba(0, 0, 0, 0);
  border-image: none;
  box-shadow: none;
}
.project-detail .overview-solution-goal-img {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 30px;
  margin-left: 40px;
  box-sizing: border-box;
  box-shadow: 0px 4px 12px 0px rgba(0, 0, 0, 0.15);
  background: unset;
  background-color: unset;
}
.project-detail .overview-card-solution .overview-list.overview-list-features {
  flex-shrink: 0;
  width: 300px;
  margin-left: 20px;
}
.project-detail .overview-solution-outcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  width: 330px;
  max-width: 400px;
}
.project-detail .overview-solution-outcome-img {
  width: 330px;
  max-width: 400px;
  height: auto;
  display: block;
  margin-bottom: 0.75rem;
}
.project-detail .overview-solution-outcome-text {
  width: 330px;
  max-width: 400px;
  margin-top: 0;
  margin-bottom: 25px;
  margin-left: 0;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 1);
  text-align: center;
  vertical-align: middle;
  height: fit-content;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-bottom: 25px;
  padding-top: 25px;
  padding-left: 10px;
  padding-right: 10px;
  background-color: rgba(34, 197, 94, 0.15);
  border-radius: 20px;
  border: none;
  border-image: none;
  box-shadow: 0px 4px 12px 0px rgba(0, 0, 0, 0.15);
}
@media (max-width: 768px) {
  .project-detail .section-overview { min-height: 0; padding: 0 16px; }
  .project-detail .overview-grid:not(.overview-grid-vertical) { grid-template-columns: 1fr; gap: 1rem; margin-bottom: 2rem; }
  .project-detail .overview-grid-vertical { max-width: 100%; margin-bottom: 2rem; grid-template-columns: 1fr; }
  .project-detail .section-overview-title { font-size: 1.75rem; }
  .project-detail .overview-solution-content { flex-direction: column; gap: 1rem; }
}

/* 시스템 구조 한 눈에 보기 - position 1090×340, left=120 중앙 배치 */
.project-detail .section-features.section-structure {
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  min-height: 340px;
  padding: 0 24px;
  box-sizing: border-box;
}
.project-detail .section-features .features-inner { opacity: 1; transform: none; }
.project-detail .section-features .features-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 50px 0 20px 0;
}
.project-detail .section-features .features-subtitle {
  font-size: 1rem;
  color: #94a3b8;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .structure-box {
  vertical-align: middle;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: unset;
  background-color: unset;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-width: 0;
  border-style: none;
  border-color: transparent;
  border-image: none;
  border-radius: 0;
  padding: 2.5rem;
  padding-top: 40px;
  padding-bottom: 20px;
  box-sizing: border-box;
  margin-top: 0px;
  margin-bottom: 0px;
}
/* 서비스 로직 이미지: div 전체 가로폭(1013px)에 꽉 차도록, 비율 유지, 높이는 이미지에 맞춤 */
.project-detail .structure-box:has(.structure-box-diagram--service-logic) {
  padding-left: 0;
  padding-right: 0;
}
/* 시스템 아키텍처 박스만: 흰 배경, 이미지 모서리 직각 */
.project-detail .structure-box--architecture {
  background: rgba(255, 255, 255, 1);
  background-color: rgba(255, 255, 255, 1);
}
.project-detail .structure-box--architecture .structure-box-diagram {
  border-radius: 0;
}
.project-detail .structure-data-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  box-sizing: border-box;
  background: unset;
  background-color: rgba(30, 35, 43, 1);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(51, 65, 85, 1);
  border-radius: 1.5rem;
  padding: 2.5rem;
}
.project-detail .structure-box .structure-box-diagram {
  display: block;
  max-width: 100%;
  height: auto;
  margin-bottom: 2rem;
  background-color: transparent;
  border-radius: 0;
}
.project-detail .structure-box .structure-box-diagram.structure-box-diagram--service-logic {
  width: 100%;
  height: auto;
  display: block;
}
.project-detail .structure-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}
.project-detail .structure-card {
  text-align: center;
}
.project-detail .structure-card-icon {
  width: 6rem;
  height: 6rem;
  margin: 0 auto 1rem;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s ease;
}
.project-detail .structure-card-icon:hover { transform: scale(1.1); }
.project-detail .structure-card-icon svg { width: 3rem; height: 3rem; color: #fff; }
.project-detail .structure-card-icon-orange { background: linear-gradient(to bottom right, #f97316, #ef4444); }
.project-detail .structure-card-icon-purple { background: linear-gradient(to bottom right, #a855f7, #ec4899); }
.project-detail .structure-card-icon-blue { background: linear-gradient(to bottom right, #3b82f6, #06b6d4); }
.project-detail .structure-card-icon-green { background: linear-gradient(to bottom right, #22c55e, #10b981); }
.project-detail .structure-card-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.5rem;
}
.project-detail .structure-card-desc {
  font-size: 0.875rem;
  color: #94a3b8;
  margin: 0;
}
/* 데이터 흐름 행 */
.project-detail .structure-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}
.project-detail .structure-flow-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.project-detail .structure-flow-box {
  width: 7rem;
  height: 7rem;
  border-radius: 1rem;
  background: linear-gradient(to bottom right, #1e293b, #0f172a);
  border: 1px solid #475569;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease;
}
.project-detail .structure-flow-box:hover { transform: scale(1.05); }
.project-detail .structure-flow-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: #60a5fa;
  transition: color 0.2s ease;
}
.project-detail .structure-flow-box:hover .structure-flow-icon { color: #22d3ee; }
.project-detail .structure-flow-label {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: #94a3b8;
  font-weight: 500;
  text-align: center;
  max-width: 120px;
  margin-bottom: 0;
}
.project-detail .structure-flow-arrow {
  width: 3rem;
  height: 4px;
  background: linear-gradient(to right, #3b82f6, #06b6d4);
  position: relative;
  flex-shrink: 0;
}
.project-detail .structure-flow-arrow::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 10px solid #06b6d4;
}
@media (min-width: 768px) {
  .project-detail .structure-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 767px) {
  .project-detail .structure-flow-arrow { display: none; }
  .project-detail .structure-flow { gap: 1.5rem; }
  .project-detail .section-features .features-title { font-size: 1.75rem; }
  .project-detail .structure-box { padding: 1.5rem; padding-top: 40px; padding-bottom: 20px; }
}

/* 나의 역할 - 콘텐츠가 section 너비에 꽉 차고, 목차는 main 오른쪽에 고정(레이아웃 영향 없음) */
.project-detail .section-architecture.section-role {
  display: block;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  min-height: 515px;
  padding: 0 24px 0;
  box-sizing: border-box;
}
.project-detail .section-role .role-inner {
  opacity: 1;
  transform: none;
  display: block;
}
.project-detail .section-role .role-inner > .role-content {
  width: 100%;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
}
/* 나의 역할 목차 - main(콘텐츠 영역) 오른쪽 끝에 고정, hero-bg가 스크롤로 화면에서 사라진 뒤에만 표시 */
.project-detail .section-role .role-toc {
  position: fixed;
  top: 100px;
  right: max(0px, calc(50vw - 640px));
  width: 200px;
  padding: 1rem 0;
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
body.project-detail.standalone.hero-scrolled-past .section-role .role-toc {
  opacity: 1;
  pointer-events: auto;
}
/* 목차 공간 확보로 콘텐츠가 목차에 가리지 않음 */
.project-detail .section-role {
  padding-right: 224px;
  box-sizing: border-box;
}
.project-detail .section-role .role-toc-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
  margin-bottom: 0.75rem;
}
.project-detail .section-role .role-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.project-detail .section-role .role-toc-list li {
  margin-bottom: 0.5rem;
}
.project-detail .section-role .role-toc-list a {
  display: block;
  font-size: 0.875rem;
  color: #cbd5e1;
  text-decoration: none;
  padding: 0.25rem 0;
  border-left: 2px solid transparent;
  padding-left: 0.5rem;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.project-detail .section-role .role-toc-list a:hover {
  color: #fff;
  border-left-color: #60a5fa;
}
.project-detail .section-role .role-toc-list a:focus-visible {
  outline: 2px solid #60a5fa;
  outline-offset: 2px;
}
#role-flow,
#role-detail {
  scroll-margin-top: 100px;
}
.project-detail .section-role .role-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 0 0 1rem;
}
.project-detail .section-role .role-subtitle {
  font-size: 1rem;
  color: #94a3b8;
  text-align: center;
  margin: 0 0 0.75rem;
}
.project-detail .section-role .role-badge {
  font-size: 1.25rem;
  font-weight: 700;
  color: #60a5fa;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .role-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.project-detail .role-card {
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid #334155;
  border-radius: 1rem;
  padding: 2rem;
  box-sizing: border-box;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.project-detail .role-card:hover {
  border-color: rgba(59, 130, 246, 0.5);
  transform: scale(1.02);
}
.project-detail .role-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.project-detail .role-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
}
.project-detail .role-card-icon svg {
  width: 1.75rem;
  height: 1.75rem;
  color: #fff;
}
.project-detail .role-card-icon-orange { background: linear-gradient(to bottom right, #f97316, #ef4444); }
.project-detail .role-card-icon-blue { background: linear-gradient(to bottom right, #3b82f6, #06b6d4); }
.project-detail .role-card-icon-purple { background: linear-gradient(to bottom right, #a855f7, #ec4899); }
.project-detail .role-card-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  margin: 0;
}
.project-detail .role-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.project-detail .role-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  color: #cbd5e1;
}
.project-detail .role-list li:last-child { margin-bottom: 0; }
.project-detail .role-bullet {
  color: #60a5fa;
  margin-top: 0.25rem;
  font-size: 1.125rem;
  flex-shrink: 0;
}
.project-detail .role-banner {
  margin-top: 3rem;
  background: linear-gradient(to right, rgba(37, 99, 235, 0.2), rgba(8, 145, 178, 0.2));
  border: 1px solid rgba(59, 130, 246, 0.4);
  border-radius: 1rem;
  padding: 1.5rem;
  text-align: center;
  box-sizing: border-box;
}
.project-detail .role-banner-text {
  font-size: 1.125rem;
  font-weight: 600;
  color: #bfdbfe;
  margin: 0;
  line-height: 1.5;
}
.project-detail .role-banner-highlight {
  color: #67e8f9;
  font-weight: 700;
}
@media (min-width: 768px) {
  .project-detail .role-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 767px) {
  .project-detail .section-role .role-title { font-size: 1.75rem; }
  .project-detail .role-card { padding: 1.25rem; }
}

/* 모델 설계 상세 - position 1090×376, left=120 중앙 배치 */
.project-detail .section-ai-model.section-model-detail {
  max-width: 1090px;
  margin-left: auto;
  margin-right: auto;
  min-height: 0;
  padding: 0 24px 3rem;
  box-sizing: border-box;
}
.project-detail .section-model-detail .model-detail-inner { opacity: 1; transform: none; }
.project-detail .section-model-detail .model-detail-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 0 0 1rem;
}
.project-detail .section-model-detail .model-detail-subtitle {
  font-size: 1rem;
  color: #94a3b8;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .model-detail-cards {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.project-detail .model-detail-card {
  background: transparent;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid transparent;
  border-radius: 1rem;
  padding: 2rem;
  box-sizing: border-box;
}
.project-detail .model-detail-card-orange {
  background: linear-gradient(to bottom right, rgba(249, 115, 22, 0.1), rgba(239, 68, 68, 0.1));
  border-color: rgba(249, 115, 22, 0.3);
}
.project-detail .model-detail-card-blue {
  background: linear-gradient(to bottom right, rgba(59, 130, 246, 0.1), rgba(6, 182, 212, 0.1));
  border-color: rgba(59, 130, 246, 0.3);
}
.project-detail .model-detail-card-purple {
  background: linear-gradient(to bottom right, rgba(168, 85, 247, 0.1), rgba(236, 72, 153, 0.1));
  border-color: rgba(168, 85, 247, 0.3);
}
.project-detail .model-detail-card-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}
.project-detail .model-detail-card-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
}
.project-detail .model-detail-card-icon svg {
  width: 2rem;
  height: 2rem;
  color: #fff;
}
.project-detail .model-detail-card-icon-orange { background: linear-gradient(to bottom right, #f97316, #ef4444); }
.project-detail .model-detail-card-icon-blue { background: linear-gradient(to bottom right, #3b82f6, #06b6d4); }
.project-detail .model-detail-card-icon-purple { background: linear-gradient(to bottom right, #a855f7, #ec4899); }
.project-detail .model-detail-card-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.5rem;
}
.project-detail .model-detail-card-tagline {
  font-size: 1rem;
  color: #cbd5e1;
  margin: 0;
}
.project-detail .model-detail-card-body {
  padding-left: 5rem;
}
.project-detail .model-detail-role {
  font-size: 1rem;
  color: #94a3b8;
  margin: 0 0 0.75rem;
}
.project-detail .model-detail-role-label {
  font-weight: 600;
  color: #fb923c;
}
.project-detail .model-detail-role-label-purple { color: #c084fc; }
.project-detail .model-detail-desc {
  font-size: 0.875rem;
  color: #64748b;
  margin: 0;
  line-height: 1.5;
}
.project-detail .model-detail-card-body-steps {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.project-detail .model-detail-step-title {
  font-size: 1rem;
  color: #94a3b8;
  font-weight: 600;
  margin: 0 0 0.25rem;
}
.project-detail .model-detail-card-blue .model-detail-step-title { color: #60a5fa; }
.project-detail .model-detail-step .model-detail-desc { margin: 0; }
.project-detail .model-detail-banner {
  margin-top: 3rem;
  background: linear-gradient(to right, rgba(6, 182, 212, 0.1), rgba(59, 130, 246, 0.1));
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 1rem;
  padding: 1.5rem;
  text-align: center;
  box-sizing: border-box;
}
.project-detail .model-detail-banner-text {
  font-size: 1.125rem;
  font-weight: 600;
  color: #a5f3fc;
  margin: 0;
  line-height: 1.6;
}
.project-detail .model-detail-banner-desc {
  font-size: 1rem;
  font-weight: 400;
  color: #cbd5e1;
}

/* 모델 설계 상세 - 상세 설명 블록 */
.project-detail .model-detail-blocks {
  margin-top: 3rem;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}
.project-detail .model-detail-block {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.75rem 2rem;
  box-sizing: border-box;
}
.project-detail .model-detail-block-purple {
  background: linear-gradient(to bottom right, rgba(168, 85, 247, 0.08), rgba(236, 72, 153, 0.08));
  border-color: rgba(168, 85, 247, 0.35);
}
.project-detail .model-detail-block-orange {
  background: linear-gradient(to bottom right, rgba(249, 115, 22, 0.08), rgba(239, 68, 68, 0.08));
  border-color: rgba(249, 115, 22, 0.35);
}
.project-detail .model-detail-block-blue {
  background: linear-gradient(to bottom right, rgba(59, 130, 246, 0.08), rgba(6, 182, 212, 0.08));
  border-color: rgba(59, 130, 246, 0.35);
}
.project-detail .model-detail-block-yellow {
  background: linear-gradient(to bottom right, rgba(234, 179, 8, 0.08), rgba(245, 158, 11, 0.08));
  border-color: rgba(234, 179, 8, 0.35);
}
.project-detail .model-detail-block-cyan {
  background: linear-gradient(to bottom right, rgba(6, 182, 212, 0.08), rgba(34, 197, 94, 0.08));
  border-color: rgba(6, 182, 212, 0.35);
}
.project-detail .model-detail-block-compare {
  background: linear-gradient(to bottom right, rgba(30, 35, 43, 0.95), rgba(15, 18, 24, 0.98));
  border-color: rgba(100, 116, 139, 0.4);
}
.project-detail .model-detail-nested-compare {
  margin-top: 1.5rem;
  padding: 1.25rem;
  border-radius: 0.75rem;
}
.project-detail .model-detail-nested-compare .model-detail-block-title {
  margin-top: 0;
}
.project-detail .model-detail-vlm-select {
  display: flex;
  flex-flow: row;
  justify-content: center;
  align-items: center;
  margin-bottom: 0.75rem;
}
.project-detail .model-detail-vlm-select .model-detail-vlm-label {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 353px;
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
  background: rgba(251, 146, 60, 0.15);
  border: 1px solid rgba(251, 146, 60, 0.3);
  border-radius: 0.5rem;
  padding: 0.75rem;
}
.project-detail .model-detail-vlm-select .model-detail-vlm-label + .model-detail-vlm-label {
  margin-left: 50px;
}
.project-detail .model-detail-vlm-label {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0 0 0.35rem;
  line-height: 1.5;
}
.project-detail .model-detail-vlm-label strong {
  color: #e2e8f0;
  margin-right: 0.25rem;
  margin-bottom: 10px;
}
.project-detail .model-detail-block-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.project-detail .model-detail-block-title-underline {
  border-bottom-color: #3b82f6;
  border-bottom-width: 2px;
}
.project-detail .model-detail-block-goal {
  font-size: 1rem;
  color: rgba(248, 247, 247, 1);
  margin: 30px 0 10px;
  line-height: 1.5;
  text-align: center;
  background-color: rgba(204, 165, 133, 0.3);
  border-radius: 20px;
}
.project-detail .model-detail-block-goal strong { color: #e2e8f0; }
.project-detail .model-detail-block-content { margin: 0; }
.project-detail .model-detail-model-badge {
  display: inline-block;
  background: linear-gradient(to bottom right, #a855f7, #ec4899);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 0.5rem;
  margin-bottom: 0.75rem;
}
.project-detail .model-detail-model-badge-orange {
  background: linear-gradient(to bottom right, #f97316, #ef4444);
}
.project-detail .model-detail-model-badge-blue {
  background: linear-gradient(to bottom right, #3b82f6, #06b6d4);
}
.project-detail .model-detail-model-badge-yellow {
  background: linear-gradient(to bottom right, #eab308, #f59e0b);
}
.project-detail .model-detail-block-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0 0 1rem;
  line-height: 1.5;
}
.project-detail .model-detail-highlight-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}
.project-detail .model-detail-highlight-box {
  background: rgba(168, 85, 247, 0.12);
  border-radius: 0.75rem;
  padding: 1rem;
  border: 1px solid rgba(168, 85, 247, 0.25);
}
.project-detail .model-detail-highlight-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: #e2e8f0;
  margin: 0 0 0.5rem;
}
.project-detail .model-detail-highlight-box p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

/* 비디오 생성: 원본 → 변환 결과 시각 자료 */
.project-detail .model-detail-video-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: 1.25rem 0 1.5rem;
  flex-wrap: wrap;
}
.project-detail .model-detail-video-figure {
  margin: 0;
  flex: 1;
  min-width: 0;
  max-width: 320px;
}
.project-detail .model-detail-video-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.2);
}
.project-detail .model-detail-video-gif {
  object-fit: cover;
}
.project-detail .model-detail-video-caption {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.5rem;
}
.project-detail .model-detail-video-arrow {
  flex-shrink: 0;
  color: #60a5fa;
  display: flex;
  align-items: center;
  justify-content: center;
}
.project-detail .model-detail-video-arrow svg {
  width: 28px;
  height: 28px;
}
@media (max-width: 768px) {
  .project-detail .model-detail-video-flow {
    flex-direction: column;
    gap: 0.75rem;
  }
  .project-detail .model-detail-video-figure {
    max-width: 100%;
  }
  .project-detail .model-detail-video-arrow {
    transform: rotate(90deg);
  }
}

/* 영상 설명 추출: Qwen 모델 소개 행 */
.project-detail .model-detail-qwen-intro {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.project-detail .model-detail-qwen-badge {
  flex-shrink: 0;
  background: rgba(59, 130, 246, 0.2);
  border: 1px solid rgba(59, 130, 246, 0.5);
  color: #93c5fd;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
}
.project-detail .model-detail-qwen-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
  flex: 1;
  min-width: 200px;
}
.project-detail .model-detail-ps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}
.project-detail .model-detail-output-with-figure {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  margin-top: 1.5rem;
}
.project-detail .model-detail-output-with-figure.model-detail-output-figure-only {
  display: block;
}
.project-detail .model-detail-output-with-figure.model-detail-output-figure-only .model-detail-output-figure {
  width: 100%;
  max-width: 100%;
}
.project-detail .model-detail-output-figure {
  margin: 0;
  flex-shrink: 0;
  width: 280px;
  max-width: 40%;
}
.project-detail .model-detail-output-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 0.5rem;
}
.project-detail .model-detail-output-boxes {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.project-detail .model-detail-output-boxes .model-detail-example-box {
  margin-top: 0;
}
.project-detail .model-detail-output-boxes .model-detail-example-box + .model-detail-example-box {
  margin-top: 0;
}
.project-detail .model-detail-ps-box {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 0.75rem;
  padding: 1rem;
}
.project-detail .model-detail-ps-card {
  background: rgba(71, 85, 105, 0.25);
  border: 1px solid rgba(100, 116, 139, 0.4);
  padding: 1.25rem;
}
.project-detail .model-detail-ps-title {
  font-size: 1rem;
  font-weight: 600;
  color: #94a3b8;
  margin: 0 0 0.75rem;
}
.project-detail .model-detail-problem-box {
  background: rgba(244, 114, 182, 0.18);
  border: 1px solid rgba(244, 114, 182, 0.35);
  border-radius: 0.5rem;
  padding: 0.75rem;
  margin-bottom: 0.5rem;
}
.project-detail .model-detail-problem-box p {
  font-size: 0.875rem;
  color: #1e293b;
  margin: 0;
  line-height: 1.5;
}
.project-detail .model-detail-problem-box p + p {
  margin-top: 0.25rem;
}
.project-detail .model-detail-ps-arrow {
  text-align: center;
  color: #94a3b8;
  font-size: 0.75rem;
  margin: 0.25rem 0;
}
.project-detail .model-detail-ps-solution-label {
  font-size: 0.875rem;
  color: #cbd5e1;
  margin: 0 0 0.15rem;
  line-height: 1.4;
}
.project-detail .model-detail-arrow-desc {
  font-size: 0.8125rem;
  color: #94a3b8;
  margin: 0 0 0.25rem;
}
.project-detail .model-detail-solution-text {
  font-size: 0.875rem;
  color: #15803d;
  margin: 0.5rem 0 0;
  line-height: 1.5;
}
.project-detail .model-detail-problem-box.model-detail-fullwidth {
  margin-top: 0.75rem;
}
.project-detail .model-detail-compare-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}
.project-detail .model-detail-compare-figure {
  grid-column: 1 / -1;
  margin: 0 0 0.5rem;
}
.project-detail .model-detail-compare-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
}
.project-detail .model-detail-compare-col {
  padding: 1rem;
  border-radius: 0.75rem;
  background: unset;
  background-color: rgba(155, 156, 157, 0.2);
}
.project-detail .model-detail-compare-label {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
}
.project-detail .model-detail-compare-wrong { color: #f87171; }
.project-detail .model-detail-compare-right { color: rgba(153, 178, 178, 1); }
.project-detail .model-detail-compare-desc {
  font-size: 0.875rem;
  color: rgba(219, 219, 220, 1);
  margin: 0;
  line-height: 1.5;
}
.project-detail .model-detail-flow-badge-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.project-detail .model-detail-flow-summary {
  margin: 0;
  flex: 1;
  min-width: 0;
}
.project-detail .model-detail-flow-badge-row .model-detail-model-badge {
  flex-shrink: 0;
}
.project-detail .model-detail-flow-summary .model-detail-block-desc {
  margin: 0 0 0.25rem;
}
.project-detail .model-detail-flow-summary .model-detail-block-desc:last-child {
  margin-bottom: 0;
}
.project-detail .model-detail-example-box {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 0.75rem;
  border: 1px solid var(--border);
}
.project-detail .model-detail-output-box {
  background-color: rgba(253, 252, 238, 1);
  border-radius: 6px;
  border: 1px solid rgba(212, 212, 212, 0.6);
  color: #1e293b;
}
.project-detail .model-detail-output-box .model-detail-example-title {
  color: #1e293b;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.project-detail .model-detail-output-box .model-detail-example-title strong {
  font-weight: 700;
}
.project-detail .model-detail-output-box .model-detail-quiz-q,
.project-detail .model-detail-output-box .model-detail-quiz-options,
.project-detail .model-detail-output-box .model-detail-quiz-options li {
  color: #1e293b;
}
.project-detail .model-detail-quiz-answer-line {
  font-size: 0.9375rem;
  color: #1e293b;
  margin: 0.75rem 0 0;
  font-weight: 500;
}
.project-detail .model-detail-example-title {
  font-size: 1rem;
  font-weight: 600;
  color: #94a3b8;
  margin: 0 0 0.75rem;
}
.project-detail .model-detail-quiz-q {
  font-size: 0.9375rem;
  color: #e2e8f0;
  margin: 0 0 0.75rem;
  line-height: 1.5;
}
.project-detail .model-detail-quiz-options {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.project-detail .model-detail-quiz-options li { margin-bottom: 0.35rem; }
.project-detail .model-detail-answer {
  color: #4ade80;
  font-weight: 600;
}
.project-detail .model-detail-commentary .model-detail-example-title { margin-bottom: 0.5rem; }
.project-detail .model-detail-commentary-label {
  font-size: 0.9375rem;
  color: #1e293b;
  margin: 0 0 0.5rem;
}
.project-detail .model-detail-output-box .model-detail-commentary-label {
  color: #1e293b;
}
.project-detail .model-detail-commentary-list {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.project-detail .model-detail-output-box .model-detail-commentary-list {
  list-style-type: disc;
  padding-left: 1.25rem;
  color: #1e293b;
}
.project-detail .model-detail-output-box .model-detail-commentary-list li {
  margin-bottom: 0.5rem;
}
.project-detail .model-detail-commentary-item-label {
  font-weight: 600;
}
.project-detail .model-detail-commentary-list li { margin-bottom: 0.5rem; }
.project-detail .model-detail-quiz-answer {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}
.project-detail .model-detail-io-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}
.project-detail .model-detail-io-box {
  padding: 1.25rem;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 0.75rem;
}
.project-detail .model-detail-io-title {
  font-size: 1rem;
  font-weight: 600;
  color: #22d3ee;
  margin: 0 0 0.5rem;
}
.project-detail .model-detail-io-box p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}
@media (max-width: 900px) {
  .project-detail .model-detail-highlight-grid,
  .project-detail .model-detail-ps-grid,
  .project-detail .model-detail-compare-grid,
  .project-detail .model-detail-io-grid {
    grid-template-columns: 1fr;
  }
  .project-detail .model-detail-output-with-figure {
    flex-direction: column;
  }
  .project-detail .model-detail-output-figure {
    width: 100%;
    max-width: 100%;
  }
}
@media (max-width: 767px) {
  .project-detail .section-model-detail .model-detail-title { font-size: 1.75rem; }
  .project-detail .model-detail-card-body { padding-left: 0; }
  .project-detail .model-detail-block { padding: 1.25rem 1rem; }
  .project-detail .model-detail-block-title { font-size: 1.2rem; }
}

/* 데이터 설계 - position 1090×248, left=120 중앙 배치 */
.project-detail .section-data-pipeline.section-data-design {
  max-width: 1090px;
  margin-left: auto;
  margin-right: auto;
  min-height: 248px;
  padding: 0 24px;
  box-sizing: border-box;
}
.project-detail .section-data-design .data-design-inner { opacity: 1; transform: none; }
.project-detail .section-data-design .data-design-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 0 0 1rem;
}
.project-detail .section-data-design .data-design-subtitle {
  font-size: 1rem;
  color: #94a3b8;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .data-design-box {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid #334155;
  border-radius: 1.5rem;
  padding: 2.5rem;
  box-sizing: border-box;
}
.project-detail .data-design-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.project-detail .data-design-card {
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid #475569;
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-sizing: border-box;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.project-detail .data-design-card:hover {
  border-color: rgba(59, 130, 246, 0.5);
  transform: scale(1.05);
}
.project-detail .data-design-card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
}
.project-detail .data-design-card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: #fff;
}
.project-detail .data-design-card-icon-blue { background: linear-gradient(to bottom right, #3b82f6, #06b6d4); }
.project-detail .data-design-card-icon-purple { background: linear-gradient(to bottom right, #a855f7, #ec4899); }
.project-detail .data-design-card-icon-orange { background: linear-gradient(to bottom right, #f97316, #ef4444); }
.project-detail .data-design-card-icon-green { background: linear-gradient(to bottom right, #22c55e, #10b981); }
.project-detail .data-design-card-icon-yellow { background: linear-gradient(to bottom right, #eab308, #f97316); }
.project-detail .data-design-card-icon-cyan { background: linear-gradient(to bottom right, #06b6d4, #3b82f6); }
.project-detail .data-design-card-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.25rem;
}
.project-detail .data-design-card-desc {
  font-size: 0.875rem;
  color: #94a3b8;
  margin: 0;
}
.project-detail .data-design-erd {
  margin-top: 2.5rem;
  text-align: center;
}
.project-detail .data-design-erd-label {
  font-size: 1rem;
  color: #94a3b8;
  margin: 0 0 1rem;
}
.project-detail .data-design-erd-placeholder {
  background: #1e293b;
  border: 1px solid #475569;
  border-radius: 0.75rem;
  padding: 2rem;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}
.project-detail .data-design-erd-placeholder-text {
  font-size: 1rem;
  color: #64748b;
  margin: 0;
}
@media (min-width: 768px) {
  .project-detail .data-design-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .project-detail .data-design-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 767px) {
  .project-detail .section-data-design .data-design-title { font-size: 1.75rem; }
  .project-detail .data-design-box { padding: 1.5rem; }
}

/* 서비스 화면 - position 1090×279, left=120 중앙 배치 */
.project-detail .section-tech.section-screens {
  max-width: 1090px;
  margin-left: auto;
  margin-right: auto;
  min-height: 279px;
  padding: 0 24px;
  box-sizing: border-box;
}
.project-detail .section-screens .screens-inner { opacity: 1; transform: none; }
.project-detail .section-screens .screens-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 0 0 1rem;
}
.project-detail .section-screens .screens-subtitle {
  font-size: 1rem;
  color: #94a3b8;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .screens-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.project-detail .screens-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid #334155;
  border-radius: 1rem;
  padding: 1.5rem;
  box-sizing: border-box;
  transition: border-color 0.2s ease;
}
.project-detail .screens-card:hover {
  border-color: rgba(59, 130, 246, 0.4);
}
.project-detail .screens-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.project-detail .screens-card-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  background: linear-gradient(to bottom right, #3b82f6, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.project-detail .screens-card-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: #fff;
}
.project-detail .screens-card-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.25rem;
}
.project-detail .screens-card-desc {
  font-size: 0.75rem;
  color: #94a3b8;
  margin: 0;
}
.project-detail .screens-placeholder {
  background: #1e293b;
  border: 1px solid #475569;
  border-radius: 0.75rem;
  height: 12rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}
.project-detail .screens-placeholder p {
  font-size: 0.875rem;
  color: #64748b;
  margin: 0;
}
.project-detail .screens-tip {
  margin-top: 2rem;
  text-align: center;
}
.project-detail .screens-tip-text {
  font-size: 0.875rem;
  color: #94a3b8;
  margin: 0;
}
@media (min-width: 768px) {
  .project-detail .screens-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .project-detail .section-screens .screens-title { font-size: 1.75rem; }
}

/* 성능 평가 - position 1090×382, left=120 중앙 배치 */
.project-detail .section-outcomes-new.section-performance {
  max-width: 1090px;
  margin-left: auto;
  margin-right: auto;
  min-height: 382px;
  padding: 0 24px;
  box-sizing: border-box;
}
.project-detail .section-performance .performance-inner { opacity: 1; transform: none; }
.project-detail .section-performance .performance-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 0 0 1rem;
}
.project-detail .section-performance .performance-subtitle {
  font-size: 1rem;
  color: #94a3b8;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .performance-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.project-detail .performance-card {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  box-sizing: border-box;
}
.project-detail .performance-card-green {
  background: linear-gradient(to bottom right, rgba(34, 197, 94, 0.2), rgba(16, 185, 129, 0.2));
  border-color: rgba(34, 197, 94, 0.4);
}
.project-detail .performance-card-blue {
  background: linear-gradient(to bottom right, rgba(59, 130, 246, 0.2), rgba(6, 182, 212, 0.2));
  border-color: rgba(59, 130, 246, 0.4);
}
.project-detail .performance-card-purple {
  background: linear-gradient(to bottom right, rgba(168, 85, 247, 0.2), rgba(236, 72, 153, 0.2));
  border-color: rgba(168, 85, 247, 0.4);
}
.project-detail .performance-card-icon {
  width: 5rem;
  height: 5rem;
  margin: 0 auto 1rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}
.project-detail .performance-card-icon svg {
  width: 2.5rem;
  height: 2.5rem;
  color: #fff;
}
.project-detail .performance-card-icon-green { background: linear-gradient(to bottom right, #22c55e, #10b981); }
.project-detail .performance-card-icon-blue { background: linear-gradient(to bottom right, #3b82f6, #06b6d4); }
.project-detail .performance-card-icon-purple { background: linear-gradient(to bottom right, #a855f7, #ec4899); }
.project-detail .performance-card-value {
  font-size: 1.875rem;
  font-weight: 900;
  color: #fff;
  margin: 0 0 0.5rem;
}
.project-detail .performance-card-label {
  font-size: 1rem;
  color: #cbd5e1;
  font-weight: 600;
  margin: 0 0 0.25rem;
}
.project-detail .performance-card-desc {
  font-size: 0.75rem;
  color: #64748b;
  margin: 0;
}
.project-detail .performance-result-box {
  margin-top: 3rem;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid #334155;
  border-radius: 1rem;
  padding: 2rem;
  box-sizing: border-box;
}
.project-detail .performance-result-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  text-align: center;
  margin: 0 0 1rem;
}
.project-detail .performance-result-desc {
  font-size: 1rem;
  color: #94a3b8;
  text-align: center;
  margin: 0 0 1.5rem;
  line-height: 1.5;
}
.project-detail .performance-result-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.project-detail .btn-performance {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background-color 0.2s ease;
  box-sizing: border-box;
}
.project-detail .btn-performance svg { flex-shrink: 0; }
.project-detail .btn-performance-primary {
  background: #2563eb;
  color: #fff;
}
.project-detail .btn-performance-primary:hover { background: #1d4ed8; }
.project-detail .btn-performance-secondary {
  background: #1e293b;
  color: #fff;
  border: 1px solid #475569;
}
.project-detail .btn-performance-secondary:hover { background: #334155; }
@media (min-width: 768px) {
  .project-detail .performance-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 767px) {
  .project-detail .section-performance .performance-title { font-size: 1.75rem; }
  .project-detail .performance-result-actions { flex-direction: column; }
  .project-detail .btn-performance { width: 100%; justify-content: center; }
}

/* 기술적 도전과 해결 - position 1090×250, left=120 중앙 배치 */
.project-detail .section-team-compact.section-challenge {
  max-width: 1090px;
  margin-left: auto;
  margin-right: auto;
  min-height: 250px;
  padding: 0 24px;
  box-sizing: border-box;
}
.project-detail .section-challenge .challenge-inner { opacity: 1; transform: none; }
.project-detail .section-challenge .challenge-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 0 0 1rem;
}
.project-detail .section-challenge .challenge-subtitle {
  font-size: 1rem;
  color: #94a3b8;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .challenge-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.project-detail .challenge-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid #334155;
  border-radius: 1rem;
  padding: 1.5rem;
  box-sizing: border-box;
  transition: border-color 0.2s ease;
}
.project-detail .challenge-card:hover {
  border-color: rgba(59, 130, 246, 0.4);
}
.project-detail .challenge-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
}
.project-detail .challenge-card-icon svg {
  width: 1.75rem;
  height: 1.75rem;
  color: #fff;
}
.project-detail .challenge-card-icon-red { background: linear-gradient(to bottom right, #ef4444, #f97316); }
.project-detail .challenge-card-icon-blue { background: linear-gradient(to bottom right, #3b82f6, #06b6d4); }
.project-detail .challenge-card-icon-purple { background: linear-gradient(to bottom right, #a855f7, #ec4899); }
.project-detail .challenge-card-icon-green { background: linear-gradient(to bottom right, #22c55e, #10b981); }
.project-detail .challenge-card-body {
  flex: 1;
  min-width: 0;
}
.project-detail .challenge-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.project-detail .challenge-row:last-child { margin-bottom: 0; }
.project-detail .challenge-row-problem { margin-bottom: 0.5rem; }
.project-detail .challenge-label {
  font-weight: 700;
  flex-shrink: 0;
}
.project-detail .challenge-row-problem .challenge-label { color: #f87171; }
.project-detail .challenge-row-solution .challenge-label { color: #4ade80; }
.project-detail .challenge-text {
  font-size: 1rem;
  color: #cbd5e1;
  margin: 0;
}
.project-detail .challenge-tip {
  margin-top: 2.5rem;
  text-align: center;
}
.project-detail .challenge-tip-text {
  font-size: 0.875rem;
  color: #94a3b8;
  margin: 0;
}
@media (max-width: 767px) {
  .project-detail .section-challenge .challenge-title { font-size: 1.75rem; }
}

/* 결과 및 확장성 - position 1090×162, left=120 중앙 배치 */
.project-detail .section-gallery.section-results {
  max-width: 1090px;
  margin-left: auto;
  margin-right: auto;
  min-height: 162px;
  padding: 0 24px;
  box-sizing: border-box;
}
.project-detail .section-results .results-inner { opacity: 1; transform: none; }
.project-detail .section-results .results-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .results-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.project-detail .results-card {
  background: transparent;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid transparent;
  border-radius: 1rem;
  padding: 2rem;
  box-sizing: border-box;
}
.project-detail .results-card-blue {
  background: linear-gradient(to bottom right, rgba(59, 130, 246, 0.1), rgba(6, 182, 212, 0.1));
  border-color: rgba(59, 130, 246, 0.3);
}
.project-detail .results-card-purple {
  background: linear-gradient(to bottom right, rgba(168, 85, 247, 0.1), rgba(236, 72, 153, 0.1));
  border-color: rgba(168, 85, 247, 0.3);
}
.project-detail .results-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.project-detail .results-card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.project-detail .results-card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}
.project-detail .results-card-icon-blue {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
}
.project-detail .results-card-icon-purple {
  background: rgba(168, 85, 247, 0.2);
  color: #c084fc;
}
.project-detail .results-card-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}
.project-detail .results-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.project-detail .results-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 1rem;
  color: #cbd5e1;
}
.project-detail .results-list li:last-child { margin-bottom: 0; }
.project-detail .results-check,
.project-detail .results-arrow {
  margin-top: 0.25rem;
  flex-shrink: 0;
}
.project-detail .results-check-blue { color: #60a5fa; }
.project-detail .results-arrow { color: #c084fc; }
@media (min-width: 768px) {
  .project-detail .results-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .project-detail .section-results .results-title { font-size: 1.75rem; }
}

/* 팀원 소개 - position 1090×302, left=120 중앙 배치 */
.project-detail .section-contact.section-team {
  max-width: 1090px;
  margin-left: auto;
  margin-right: auto;
  min-height: 302px;
  padding: 0 24px;
  box-sizing: border-box;
}
.project-detail .section-team .team-inner { opacity: 1; transform: none; }
.project-detail .section-team .team-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.project-detail .team-card {
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid #334155;
  border-radius: 1rem;
  padding: 1.5rem;
  box-sizing: border-box;
  transition: transform 0.2s ease;
  text-align: center;
}
.project-detail .team-card:hover { transform: scale(1.05); }
.project-detail .team-card-highlight {
  background: linear-gradient(to bottom right, rgba(37, 99, 235, 0.2), rgba(8, 145, 178, 0.2));
  border-color: #3b82f6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.5);
}
.project-detail .team-avatar {
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: linear-gradient(to bottom right, #3b82f6, #06b6d4);
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
}
.project-detail .team-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  text-align: center;
  margin: 0 0 0.25rem;
}
.project-detail .team-role {
  font-size: 0.75rem;
  color: #60a5fa;
  text-align: center;
  font-weight: 600;
  margin: 0 0 1rem;
}
.project-detail .team-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  text-align: left;
}
.project-detail .team-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.25rem;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  color: #94a3b8;
}
.project-detail .team-list li:last-child { margin-bottom: 0; }
.project-detail .team-bullet {
  color: #60a5fa;
  margin-top: 0.125rem;
  flex-shrink: 0;
}
.project-detail .team-github {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.2s ease;
}
.project-detail .team-github:hover { color: #fff; }
.project-detail .team-github svg { flex-shrink: 0; width: 1rem; height: 1rem; }
@media (min-width: 768px) {
  .project-detail .team-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
  .project-detail .team-grid { grid-template-columns: repeat(5, 1fr); }
}
@media (max-width: 767px) {
  .project-detail .section-team .team-title { font-size: 1.75rem; }
}

/* 회고 - position 1090×182, left=120 중앙 배치 */
.project-detail .section-footer-cta.section-retro {
  max-width: 1090px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 24px 48px;
  box-sizing: border-box;
}
.project-detail .section-retro .retro-inner { opacity: 1; transform: none; }
.project-detail .section-retro .retro-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  text-align: center;
  margin: 0 0 3rem;
}
.project-detail .retro-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.project-detail .retro-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid #334155;
  border-radius: 1rem;
  padding: 1.5rem;
  box-sizing: border-box;
}
.project-detail .retro-card-highlight {
  background: linear-gradient(to right, rgba(37, 99, 235, 0.2), rgba(8, 145, 178, 0.2));
  border-color: rgba(59, 130, 246, 0.5);
}
.project-detail .retro-card-inner {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.project-detail .retro-avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: linear-gradient(to bottom right, #3b82f6, #06b6d4);
  color: #fff;
  font-size: 1.125rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
}
.project-detail .retro-body {
  flex: 1;
  min-width: 0;
}
.project-detail .retro-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.5rem;
}
.project-detail .retro-text {
  font-size: 1rem;
  color: #cbd5e1;
  line-height: 1.625;
  margin: 0;
}
@media (max-width: 767px) {
  .project-detail .section-retro .retro-title { font-size: 1.75rem; }
  .project-detail .retro-card-inner { flex-direction: column; align-items: flex-start; }
}

/* 더 알아보기 - 회고 아래 CTA */
.project-detail .section-learn-more {
  max-width: 1090px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 24px 48px;
  box-sizing: border-box;
}
.project-detail .learn-more-inner {
  background: linear-gradient(to right, #2563eb, #06b6d4);
  border-radius: 1.5rem;
  padding: 3rem;
  text-align: center;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  opacity: 1;
  transform: none;
  box-sizing: border-box;
}
.project-detail .learn-more-title {
  font-size: 2.25rem;
  font-weight: 900;
  color: #fff;
  margin: 0 0 1rem;
}
.project-detail .learn-more-desc {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 2rem;
  line-height: 1.5;
}
.project-detail .learn-more-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}
.project-detail .btn-learn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 0.75rem;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
  box-sizing: border-box;
}
.project-detail .btn-learn svg { flex-shrink: 0; width: 1.25rem; height: 1.25rem; }
.project-detail .btn-learn-primary {
  background: #fff;
  color: #2563eb;
}
.project-detail .btn-learn-primary:hover { transform: scale(1.05); }
.project-detail .btn-learn-secondary {
  background: #1e40af;
  color: #fff;
}
.project-detail .btn-learn-secondary:hover { background: #1e3a8a; }
.project-detail .learn-more-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}
.project-detail .learn-more-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}
.project-detail .learn-more-link {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
  background: none;
  border: none;
  cursor: pointer;
  font-weight: 500;
  padding: 0;
  transition: color 0.2s ease;
}
.project-detail .learn-more-link:hover { color: #fff; }
@media (max-width: 767px) {
  .project-detail .section-learn-more .learn-more-title { font-size: 1.75rem; }
  .project-detail .learn-more-inner { padding: 2rem 1.5rem; }
  .project-detail .learn-more-buttons { flex-direction: column; }
  .project-detail .btn-learn { width: 100%; justify-content: center; }
  .project-detail .learn-more-links { gap: 1rem; }
}

@media (max-width: 768px) {
  .project-detail .structure-grid { grid-template-columns: 1fr; }
  .project-detail .screens-grid { grid-template-columns: 1fr; }
  .project-detail .challenge-card { flex-direction: column; align-items: flex-start; }
  .project-detail .data-design-grid { grid-template-columns: 1fr; }
}

/* 02 시스템 구축 과정 */
.project-detail .section-system-flow { text-align: center; }
.project-detail .system-flow-wrapper { max-width: 800px; margin: 0 auto; }
.project-detail .system-flow-techs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.project-detail .system-flow-tech {
  padding: 20px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-align: center;
}
.project-detail .system-flow-tech h4 { font-size: 1rem; color: #fff; margin-bottom: 8px; }
.project-detail .system-flow-tech p { font-size: 0.85rem; color: var(--text-muted); }
.project-detail .system-flow-steps { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; align-items: center; }
.project-detail .flow-step {
  padding: 12px 20px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 8px;
  font-size: 0.9rem;
  color: #e2e8f0;
}
@media (max-width: 900px) {
  .project-detail .system-flow-techs { grid-template-columns: 1fr 1fr; }
  .project-detail .system-flow-steps { flex-direction: column; }
}

/* 03 나의 역할 */
.project-detail .section-role { text-align: center; }
.project-detail .role-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 900px; margin: 0 auto 24px; text-align: left; }
.project-detail .role-card {
  padding: 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.project-detail .role-card h4 { font-size: 1rem; color: #fff; margin-bottom: 12px; }
.project-detail .role-card ul { list-style: none; margin: 0; padding: 0; }
.project-detail .role-card li { position: relative; padding-left: 16px; margin-bottom: 8px; font-size: 0.9rem; color: var(--text-muted); }
.project-detail .role-card li::before { content: ''; position: absolute; left: 0; top: 0.5em; width: 6px; height: 6px; border-radius: 50%; background: #3b82f6; }
.project-detail .role-note { font-size: 0.8rem; color: var(--text-muted); text-align: center; max-width: 640px; margin: 0 auto; }
@media (max-width: 768px) { .project-detail .role-cards { grid-template-columns: 1fr; } }

/* 04 모델 설계 상세 */
.project-detail .section-model-detail { text-align: center; }
.project-detail .model-detail-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 24px; text-align: left; }
.project-detail .model-detail-card {
  padding: 24px;
  border-radius: 12px;
  border: 1px solid var(--border);
}
.project-detail .model-detail-card h4 { font-size: 1rem; color: #fff; margin-bottom: 8px; }
.project-detail .model-detail-card .role { font-size: 0.8rem; color: #3b82f6; margin-bottom: 12px; }
.project-detail .model-detail-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.5; }
.project-detail .model-detail-rag {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  text-align: left;
  font-size: 0.9rem;
  color: var(--text-muted);
}
@media (max-width: 900px) { .project-detail .model-detail-cards { grid-template-columns: 1fr; } }

/* 05 데이터 설계 */
.project-detail .section-data-design { padding: 32px; background: #0f172a; border: 1px solid #334155; border-radius: 12px; }
.project-detail .data-design-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }
.project-detail .data-design-card {
  padding: 20px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  text-align: center;
}
.project-detail .data-design-card h4 { font-size: 0.95rem; color: #fff; margin-bottom: 4px; }
.project-detail .data-design-card p { font-size: 0.8rem; color: var(--text-muted); }
.project-detail .data-design-erd-placeholder {
  min-height: 200px;
  background: rgba(30, 35, 43, 0.8);
  border: 1px dashed var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}
@media (max-width: 768px) { .project-detail .data-design-cards { grid-template-columns: 1fr 1fr; } }

/* 06 서비스 화면 */
.project-detail .section-service-screen { text-align: center; }
.project-detail .service-screen-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 24px; }
.project-detail .service-screen-card {
  padding: 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-align: center;
}
.project-detail .service-screen-card .icon-circle {
  width: 48px; height: 48px; border-radius: 50%; background: rgba(6, 182, 212, 0.3); margin: 0 auto 12px; display: flex; align-items: center; justify-content: center; color: #22d3ee;
}
.project-detail .service-screen-card h4 { font-size: 1rem; color: #fff; margin-bottom: 8px; }
.project-detail .service-screen-placeholder {
  min-height: 180px; background: rgba(30, 35, 43, 0.6); border: 1px dashed var(--border); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 0.85rem;
}
.project-detail .service-screen-note { font-size: 0.85rem; color: var(--text-muted); margin-top: 16px; }

/* 07 성능 평가 */
.project-detail .section-performance { text-align: center; padding: 48px 0 56px; }
.project-detail .section-performance .section-title { margin-bottom: 8px; }
.project-detail .perf-subtitle { display: inline-flex; align-items: center; gap: 8px; font-size: 0.9rem; color: var(--text-muted); margin-bottom: 32px; }
.project-detail .perf-subtitle-icon { color: #f87171; }
.project-detail .perf-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 40px; max-width: 900px; margin-left: auto; margin-right: auto; }
.project-detail .perf-card { padding: 24px 20px; border-radius: 16px; text-align: center; }
.project-detail .perf-card-green { background: linear-gradient(135deg, rgba(22, 101, 52, 0.5) 0%, rgba(34, 197, 94, 0.25) 100%); border: 1px solid rgba(34, 197, 94, 0.3); }
.project-detail .perf-card-blue { background: linear-gradient(135deg, rgba(30, 64, 175, 0.5) 0%, rgba(59, 130, 246, 0.25) 100%); border: 1px solid rgba(59, 130, 246, 0.3); }
.project-detail .perf-card-purple { background: linear-gradient(135deg, rgba(88, 28, 135, 0.5) 0%, rgba(147, 51, 234, 0.25) 100%); border: 1px solid rgba(147, 51, 234, 0.3); }
.project-detail .perf-card-icon { width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.project-detail .perf-card-icon-green { background: rgba(34, 197, 94, 0.9); }
.project-detail .perf-card-icon-blue { background: rgba(59, 130, 246, 0.9); }
.project-detail .perf-card-icon-purple { background: rgba(147, 51, 234, 0.9); }
.project-detail .perf-card-value { font-size: 2rem; font-weight: 700; color: #fff; margin-bottom: 8px; }
.project-detail .perf-card-label { font-size: 1rem; font-weight: 500; color: #f1f5f9; margin-bottom: 4px; }
.project-detail .perf-card-meta { font-size: 0.8rem; color: var(--text-muted); }
.project-detail .perf-report { margin-bottom: 28px; max-width: 640px; margin-left: auto; margin-right: auto; }
.project-detail .perf-report-title { font-size: 1.25rem; font-weight: 600; color: #fff; margin-bottom: 12px; }
.project-detail .perf-report-desc { font-size: 0.95rem; color: var(--text-muted); line-height: 1.6; }
.project-detail .perf-cta { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.project-detail .perf-btn-primary, .project-detail .perf-btn-outline {
  display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 10px; font-size: 0.95rem; font-weight: 500; text-decoration: none; transition: opacity 0.2s, background 0.2s, border-color 0.2s;
}
.project-detail .perf-btn-primary { background: #3b82f6; color: #fff; border: none; }
.project-detail .perf-btn-primary:hover { opacity: 0.95; background: #2563eb; }
.project-detail .perf-btn-outline { background: transparent; color: #f1f5f9; border: 1px solid var(--border); }
.project-detail .perf-btn-outline:hover { border-color: var(--text-muted); color: #fff; }
.project-detail .perf-btn-icon { display: inline-flex; flex-shrink: 0; }
@media (max-width: 900px) { .project-detail .perf-cards { grid-template-columns: 1fr; } }

/* 08 기술적 도전과 해결 */
.project-detail .section-challenges { text-align: center; padding: 48px 0 56px; }
.project-detail .challenges-subtitle { display: inline-flex; align-items: center; gap: 8px; font-size: 0.9rem; color: var(--text-muted); margin-bottom: 32px; }
.project-detail .challenge-cards { display: flex; flex-direction: column; gap: 16px; max-width: 720px; margin: 0 auto 28px; text-align: left; }
.project-detail .challenge-card {
  display: flex; align-items: center; gap: 20px; padding: 20px 24px; background: #1e232b; border: 1px solid var(--border); border-radius: 12px;
}
.project-detail .challenge-card-icon { width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.project-detail .challenge-card-icon-orange { background: #f97316; }
.project-detail .challenge-card-icon-blue { background: #3b82f6; }
.project-detail .challenge-card-icon-purple { background: #a855f7; }
.project-detail .challenge-card-icon-green { background: #22c55e; }
.project-detail .challenge-card-body p { margin: 0; font-size: 0.95rem; line-height: 1.5; color: var(--text); }
.project-detail .challenge-problem { margin-bottom: 6px; }
.project-detail .challenge-problem .challenge-label { font-weight: 600; margin-right: 4px; }
.project-detail .challenge-card:nth-child(1) .challenge-problem .challenge-label { color: #f97316; }
.project-detail .challenge-card:nth-child(2) .challenge-problem .challenge-label { color: #3b82f6; }
.project-detail .challenge-card:nth-child(3) .challenge-problem .challenge-label { color: #a855f7; }
.project-detail .challenge-card:nth-child(4) .challenge-problem .challenge-label { color: #22c55e; }
.project-detail .challenge-solution .challenge-label { color: #64ffda; font-weight: 600; margin-right: 4px; }
.project-detail .challenge-solution { color: #64ffda; }
.project-detail .challenges-note { display: inline-flex; align-items: center; gap: 6px; font-size: 0.8rem; color: #94a3b8; margin: 0; }
@media (max-width: 768px) { .project-detail .challenge-card { flex-direction: column; align-items: flex-start; gap: 12px; } }

/* 09 결과 및 확장성 */
.project-detail .section-outcomes { text-align: center; padding: 48px 0 56px; }
.project-detail .section-outcomes .section-title { margin-bottom: 32px; }
.project-detail .outcome-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 800px; margin: 0 auto; text-align: left; }
.project-detail .outcome-card { padding: 24px; border-radius: 12px; }
.project-detail .outcome-card-blue { background: #1a2333; border: 1px solid rgba(59, 130, 246, 0.25); }
.project-detail .outcome-card-purple { background: #261e33; border: 1px solid rgba(147, 51, 234, 0.25); }
.project-detail .outcome-card-title { font-size: 1.1rem; font-weight: 700; color: #fff; margin: 0 0 20px; }
.project-detail .outcome-list { list-style: none; margin: 0; padding: 0; }
.project-detail .outcome-list li { display: flex; align-items: center; gap: 10px; font-size: 0.95rem; color: #f1f5f9; padding: 6px 0; }
.project-detail .outcome-list-icon-check { color: #93c5fd; }
.project-detail .outcome-card-purple .outcome-list-icon-arrow { color: #c4b5fd; }
@media (max-width: 768px) { .project-detail .outcome-cards { grid-template-columns: 1fr; } }

/* 10 팀원 소개 */
.project-detail .section-team { text-align: center; padding: 48px 0 56px; }
.project-detail .team-cards { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; max-width: 100%; text-align: center; }
.project-detail .team-card {
  padding: 24px 16px; background: var(--card-bg); border: 1px solid var(--border); border-radius: 12px; display: flex; flex-direction: column; align-items: center;
}
.project-detail .team-card-highlight { border-color: #3b82f6; box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3); }
.project-detail .team-card-avatar { width: 56px; height: 56px; border-radius: 50%; background: #3b82f6; color: #fff; font-size: 1.25rem; font-weight: 700; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.project-detail .team-card-name { font-size: 1rem; font-weight: 700; color: #fff; margin: 0 0 4px; }
.project-detail .team-card-role { font-size: 0.85rem; color: #22d3ee; margin: 0 0 16px; }
.project-detail .team-card-contrib { list-style: none; margin: 0 0 auto; padding: 0; text-align: left; width: 100%; }
.project-detail .team-card-contrib li { position: relative; padding-left: 14px; margin-bottom: 6px; font-size: 0.8rem; color: #f1f5f9; line-height: 1.4; }
.project-detail .team-card-contrib li::before { content: ''; position: absolute; left: 0; top: 0.5em; width: 5px; height: 5px; border-radius: 50%; background: #3b82f6; }
.project-detail .team-card-github { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-size: 0.85rem; color: #f1f5f9; text-decoration: none; }
.project-detail .team-card-github:hover { color: #fff; }
@media (max-width: 1100px) { .project-detail .team-cards { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 700px) { .project-detail .team-cards { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .project-detail .team-cards { grid-template-columns: 1fr; } }

/* 11 회고 */
.project-detail .section-retro { text-align: center; padding: 48px 0 56px; }
.project-detail .retro-cards { display: flex; flex-direction: column; gap: 16px; max-width: 720px; margin: 0 auto; text-align: left; }
.project-detail .retro-card { display: flex; align-items: flex-start; gap: 20px; padding: 20px 24px; background: #1e232b; border: 1px solid var(--border); border-radius: 12px; }
.project-detail .retro-card-avatar { width: 48px; height: 48px; border-radius: 50%; background: #22d3ee; color: #fff; font-size: 1.15rem; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.project-detail .retro-card-name { font-size: 1rem; font-weight: 700; color: #fff; margin: 0 0 8px; }
.project-detail .retro-card-text { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; margin: 0; }
@media (max-width: 600px) { .project-detail .retro-card { flex-direction: column; align-items: flex-start; gap: 12px; } }

/* 더 알아보기 */
.project-detail .more-section {
  padding: 48px 40px 40px;
  background: linear-gradient(90deg, #1e3a5f 0%, #0e7490 50%, #06b6d4 100%);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}
.project-detail .more-section-title { font-size: 2.5rem; font-weight: 700; color: #fff; margin: 0 0 12px; }
.project-detail .more-section-desc { font-size: 1.1rem; color: #e0e0e0; margin: 0 0 32px; }
.project-detail .more-section-buttons { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; margin-bottom: 28px; }
.project-detail .more-btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 8px; font-size: 0.95rem; font-weight: 700; text-decoration: none; transition: opacity 0.2s, transform 0.15s; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15); }
.project-detail .more-btn:hover { opacity: 0.95; transform: translateY(-1px); }
.project-detail .more-btn-gh { background: #fff; color: #1e40af; border: 1px solid #e2e8f0; }
.project-detail .more-btn-blue { background: #2b6cb0; color: #fff; border: none; }
.project-detail .more-section-divider { border: none; border-top: 1px solid rgba(255, 255, 255, 0.2); margin: 0 0 24px; max-width: 90%; margin-left: auto; margin-right: auto; }
.project-detail .more-section-links { display: flex; justify-content: center; gap: 30px; flex-wrap: wrap; }
.project-detail .more-section-links a { font-size: 1rem; color: #b0b0b0; text-decoration: none; }
.project-detail .more-section-links a:hover { color: #fff; }