:root {
  /* 베이스 톤: 메인 컬러 #d85c09 기반의 오렌지-브라운 계열 (따뜻한 우무묵) */
  --bg-gradient-1: #ecd6c6;  /* 밝은 귤빛 베이지 */
  --bg-gradient-2: #e3c0a5;  /* 중간 톤 오렌지 브라운 */
  --bg-gradient-3: #f5e8e0;  /* 가장 밝은 우무묵 배경 */
  
  /* 메인 컬러 (#d85c09 - 오렌지) */
  --theme-main: #d85c09;
  
  /* 보조 컬러: 오렌지와 어울리는 탁하고 무거운 올리브 그린 (아날로그/밀리터리 무드) */
  --theme-complement: #4a5d23; 
  --theme-complement-dark: #3e4f1c;
  
  /* 직각 + 회색 아웃라인(Hard Surface + Glass) 설정 */
  --glass-bg: rgba(255, 255, 255, 0.35); 
  --glass-bg-hover: rgba(255, 255, 255, 0.45);
  
  /* 뚜렷한 회색 아웃라인 (단단하고 각진 느낌) */
  --border-strong: rgba(140, 140, 140, 0.4); /* 외부 메인 테두리 */
  --border-light: rgba(180, 180, 180, 0.25); /* 내부 요소 테두리 */
  --border-highlight: rgba(255, 255, 255, 0.6); /* 상/좌측의 얇은 유리 단면 빛반사 */
  
  --glass-shadow: 4px 4px 0px rgba(0, 0, 0, 0.04); /* 부드러운 블러 대신 딱딱한 솔리드 그림자 */
  
  /* 텍스트 및 라인 (따뜻한 톤에 맞춘 진한 브라운/그레이) */
  --text-main: #3a2211;
  --text-muted: #7a5c48;
  
  /* 형상: 모서리 직각(Square)화 */
  --radius-none: 0px;
  --max-width: 1100px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  /* 오렌지톤이 은은하게 퍼지는 배경 */
  background: 
    radial-gradient(circle at 15% 50%, var(--bg-gradient-3), transparent 25%),
    radial-gradient(circle at 85% 30%, var(--bg-gradient-1), transparent 25%),
    linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 100%);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: "IBM Plex Sans KR", -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
}

body.lang-ja {
  font-family: "Noto Sans JP", "IBM Plex Sans KR", -apple-system, BlinkMacSystemFont, sans-serif;
}

body.lang-ja .eyebrow,
body.lang-ja .status-label,
body.lang-ja .download-label,
body.lang-ja .small-note,
body.lang-ja dt,
body.lang-ja .contributor-role {
  letter-spacing: 0.04em;
}

/* 배경의 미세한 노이즈 텍스처 (옵션, 우무묵의 질감 표현) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* 간장게장 비 내리는 캔버스 */
#crab-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.15; /* 전체적으로 은은하게 보이도록 */
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
  padding: 60px 0 80px; /* 상단 여백 조금 늘림 (언어 스위치 공간) */
}

/* --- 언어 전환 스위치 (Language Switcher) --- */
.lang-switcher {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 900;
  display: flex;
  gap: 4px;
  background: rgba(255, 255, 255, 0.4);
  padding: 4px;
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: inset 1px 1px 0px var(--border-highlight), 2px 2px 0px rgba(0, 0, 0, 0.05);
}

.lang-btn {
  background: transparent;
  border: none;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.4);
}

.lang-btn.active {
  color: #fff;
  background: var(--theme-complement);
  box-shadow: inset 1px 1px 0px rgba(255,255,255,0.3);
}

/* --- 각진 글래스모피즘(딱딱한 우무묵) 패널 공통 --- */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  /* 테두리: 회색 아웃라인으로 단단함을 주고, 안쪽에 얇은 흰색으로 유리 단면 반사 효과 */
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-none); /* 둥근 모서리 완전 제거 */
  box-shadow: inset 1px 1px 0px var(--border-highlight), var(--glass-shadow);
  /* Tilt 요소 내부 컨텐츠 정렬 유지 및 깜빡임 방지 */
  transform-style: preserve-3d;
}

/* --- Typography --- */
.eyebrow,
.status-label,
.download-label,
.small-note {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--theme-main); /* 메인 컬러로 포인트 */
  font-size: 0.75rem;
  font-weight: 700;
}

h1, h2, h3, p, dd, dt, li {
  margin: 0;
}

h1, h2, h3, .status-value {
  letter-spacing: -0.03em;
  font-weight: 700;
}

h1 {
  margin-top: 12px;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.1;
  /* 진한 브라운 계열의 그라데이션 */
  background: linear-gradient(135deg, #2b1708 0%, #683a1a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  color: var(--text-main);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  color: var(--text-main);
}

/* --- Hero Section --- */
.hero {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
  padding: 40px;
  min-height: 400px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-tagline {
  margin-top: 16px;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 500;
  line-height: 1.6;
  color: var(--text-main);
  overflow-wrap: anywhere;
}

#hero-name,
#hero-tagline,
#profile-summary,
#credit-description,
.footer-meta,
.status-list li,
dd,
.contributor-role,
.contributor-name,
.checklist li,
.button,
.download-label {
  overflow-wrap: anywhere;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

/* --- Buttons --- */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: var(--radius-none); /* 직각 버튼 */
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: all 0.2s ease-out;
  cursor: pointer;
  border: 1px solid transparent;
  text-align: center;
}

/* Primary Button: 보색(올리브 그린) 적용 */
.button-primary {
  background: var(--theme-complement);
  color: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.3);
  /* 딱딱한 느낌을 위해 솔리드한 올리브 그린 톤 그림자 사용 */
  box-shadow: 2px 2px 0px rgba(74, 93, 35, 0.4);
}

.button-primary:hover {
  background: var(--theme-complement-dark);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px rgba(74, 93, 35, 0.5);
}

.button-primary:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px rgba(0,0,0,0);
}

.button-secondary {
  background: var(--glass-bg);
  color: var(--text-main);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: inset 1px 1px 0px var(--border-highlight);
  /* Tilt 적용 시 배경/레이아웃이 튀는 현상 방지 */
  transform-style: preserve-3d;
}

.button-secondary:hover {
  background: var(--glass-bg-hover);
  border-color: var(--theme-complement); /* 보조 버튼 호버 시 올리브 그린 테두리 */
  box-shadow: inset 1px 1px 0px var(--border-highlight), 0 4px 12px rgba(0,0,0,0.05);
}

.button-secondary:active {
  transform: translate(1px, 1px);
  background: var(--glass-bg);
}

.button-large {
  width: 100%;
  margin-top: auto;
  min-height: 56px;
  font-size: 1.05rem;
}

/* --- Status Panel --- */
.status-panel {
  display: flex;
  flex-direction: column;
  padding: 32px;
  background: rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-none);
  border: 1px solid var(--border-strong);
  box-shadow: inset 1px 1px 0px var(--border-highlight);
}

.status-value {
  margin-top: 12px;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.1;
  color: var(--text-main);
  overflow-wrap: anywhere;
}

.status-primary-link {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(58, 34, 17, 0.35);
  text-underline-offset: 4px;
}

.status-primary-link:hover {
  text-decoration-color: var(--theme-complement);
}

.status-list {
  list-style: none;
  padding: 0;
  margin-top: auto;
  display: grid;
  gap: 16px;
  padding-top: 24px;
}

.status-list li {
  padding-top: 16px;
  border-top: 1px dashed var(--border-strong); /* 딱딱한 느낌의 점선/실선 */
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}

.status-link {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(74, 93, 35, 0.4);
  text-underline-offset: 3px;
}

.status-link:hover {
  color: var(--text-main);
  text-decoration-color: var(--theme-complement);
}

/* --- Sections Common --- */
.section-heading {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 32px;
  padding-left: 8px;
  border-left: 4px solid var(--theme-complement); /* 단단한 인디케이터 선을 올리브 그린으로 강조 */
}

.section-heading .download-description {
  margin-top: 8px;
  max-width: 48em;
}

.credit-toggle {
  margin-top: 10px;
  width: fit-content;
  min-width: 170px;
}

.credit-collapsible {
  margin-top: 24px;
}

.profile-section,
.download-section {
  margin-top: 80px;
}

.profile-layout,
.download-layout {
  display: grid;
  gap: 24px;
}

.profile-layout {
  grid-template-columns: 1fr 340px;
}

.download-layout {
  grid-template-columns: 1fr 380px;
}

.profile-card,
.download-card {
  padding: 32px;
}

/* --- Profile Section --- */
.profile-card {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

@media (min-width: 1025px) {
  .profile-layout {
    grid-template-columns: 1fr 340px;
  }
}

.main-card {
  display: flex;
  flex-direction: column;
}

@media (min-width: 769px) {
  .main-card {
    flex-direction: row;
    align-items: stretch;
  }
}

.portrait-frame {
  flex: 0 0 280px;
  height: auto;
  min-height: 380px;
  border-radius: var(--radius-none);
  background: transparent;
  border: 0;
  overflow: hidden;
  position: relative;
  box-shadow: none;
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.portrait-frame:hover img {
  transform: scale(1.03);
}

.portrait-fallback {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  font-family: "Space Grotesk", sans-serif;
  font-size: 3.5rem;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.1);
}

.profile-copy {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.profile-headline-row,
.card-heading-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-strong); /* 헤더 구분을 명확히 */
}

.profile-chip {
  padding: 4px 12px;
  border-radius: var(--radius-none);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--border-strong);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--theme-main);
  box-shadow: inset 1px 1px 0px var(--border-highlight);
  text-align: center;
  overflow-wrap: anywhere;
}

.profile-summary {
  margin-top: 20px;
  color: var(--text-muted);
  font-style: italic;
  font-size: 1.1rem;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.tag {
  padding: 4px 12px;
  border-radius: var(--radius-none);
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--border-strong);
  font-size: 0.85rem;
  color: var(--text-main);
  backdrop-filter: blur(4px);
  box-shadow: inset 1px 1px 0px var(--border-highlight);
}

.profile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.profile-quick-actions {
  margin-top: 20px;
}

.profile-quick-actions .button {
  width: 100%;
}

.profile-grid div,
.dossier-item,
.download-meta div {
  padding: 16px;
  border-radius: var(--radius-none);
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid var(--border-strong);
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  box-shadow: inset 1px 1px 0px var(--border-highlight);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.profile-grid div:hover,
.dossier-item:hover {
  background: rgba(255, 255, 255, 0.6);
  border-color: var(--theme-complement); /* 마우스 오버 시 올리브 그린 테두리로 강조 */
  transform: translateY(-1px);
  box-shadow: inset 1px 1px 0px var(--border-highlight), 2px 2px 0px rgba(74, 93, 35, 0.1);
}

dt {
  margin-bottom: 8px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--theme-main);
  font-weight: 700;
  opacity: 0.8;
}

dd {
  font-weight: 500;
  color: var(--text-main);
  font-size: 0.95rem;
}

/* --- Credit & Download Section --- */
.primary-download {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 16px;
}

.button-large {
  width: 100%;
  margin-top: 0;
  min-height: 56px;
  font-size: 1.05rem;
}
.credit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.contributor-card {
  padding: 16px;
  border-radius: var(--radius-none);
  background: rgba(255, 255, 255, 0.3);
  border: 1px solid var(--border-strong);
  transition: all 0.2s ease;
  box-shadow: inset 1px 1px 0px var(--border-highlight);
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  color: inherit;
  /* Tilt 적용 시 배경/레이아웃이 튀는 현상 방지 */
  transform-style: preserve-3d;
}

.contributor-card.is-link {
  cursor: pointer;
}

.contributor-card:hover {
  background: rgba(255, 255, 255, 0.6);
  border-color: var(--theme-complement);
  transform: translateY(-3px);
  box-shadow: inset 1px 1px 0px var(--border-highlight), 4px 4px 0px rgba(74, 93, 35, 0.15);
}

.contributor-card:active {
  transform: translateY(0px);
  box-shadow: inset 1px 1px 0px var(--border-highlight), 0px 0px 0px rgba(74, 93, 35, 0);
}

.contributor-avatar {
  flex: 0 0 48px;
  height: 48px;
  border: 1px solid var(--border-strong);
  background: rgba(0, 0, 0, 0.05);
  box-shadow: inset 1px 1px 0px var(--border-highlight);
  /* 1:1 직각 프로필 이미지 */
  border-radius: var(--radius-none);
  overflow: hidden;
}

.contributor-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) contrast(1.1); /* 약간 하드한 필터 적용 */
}

.contributor-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contributor-role {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--theme-complement);
  font-weight: 700;
  opacity: 0.8;
}

.contributor-name {
  margin: 0;
  font-weight: 700;
  color: var(--text-main);
  font-size: 1.05rem;
}

.download-card h3 {
  overflow-wrap: anywhere;
}

/* 외부 링크가 있을 경우 이름 옆에 작은 화살표 표시 */
.contributor-card.is-link .contributor-name::after {
  content: "↗";
  display: inline-block;
  margin-left: 6px;
  font-size: 0.8em;
  color: var(--theme-complement);
  opacity: 0.6;
  transition: transform 0.2s ease;
}

.contributor-card.is-link:hover .contributor-name::after {
  transform: translate(2px, -2px);
  opacity: 1;
}

.credit-footer-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 24px;
  align-items: flex-start; /* 양쪽 카드 높이가 내용에 맞춰 각자 줄어들도록 설정 */
}

/* --- Dossier & Lists --- */
.dossier-card {
  display: flex;
  flex-direction: column;
}

.dossier-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.checklist,
.download-meta {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.dossier-item p:last-child,
.checklist li,
.download-description {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.download-description {
  margin-top: 16px;
}

.checklist {
  padding: 0;
  list-style: none;
}

.checklist li {
  padding: 16px 16px 16px 44px;
  border-radius: var(--radius-none);
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid var(--border-strong);
  position: relative;
  box-shadow: inset 1px 1px 0px var(--border-highlight);
}

.checklist li::before {
  /* 불렛 포인트도 직각 픽셀 느낌으로 변경 */
  content: "■";
  position: absolute;
  left: 18px;
  top: 16px;
  color: var(--theme-complement); /* 체크리스트 불렛을 올리브 그린으로 */
  font-size: 0.8rem;
}

/* --- Footer --- */
.footer {
  margin-top: 80px;
  padding: 24px 32px;
  color: var(--text-muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border-strong);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-meta {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.footer-nav a {
  color: var(--text-muted);
  font-size: 0.86rem;
  text-decoration: underline;
  text-decoration-color: rgba(122, 92, 72, 0.35);
  text-underline-offset: 3px;
}

.footer-nav a:hover {
  color: var(--text-main);
  text-decoration-color: var(--theme-complement);
}

/* --- Animations --- */
.section-rise {
  animation: rise 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.section-rise:nth-of-type(2) { animation-delay: 0.1s; }
.section-rise:nth-of-type(3) { animation-delay: 0.2s; }

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero,
  .profile-layout,
  .download-layout,
  .credit-footer-layout {
    grid-template-columns: 1fr;
  }
  
  .status-panel {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
  }
  
  .status-list {
    margin-top: 0;
    padding-top: 0;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    flex: 1;
  }
  
  .status-list li {
    padding-top: 0;
    border-top: none;
    border-left: 1px dashed var(--border-strong);
    padding-left: 16px;
  }
}

@media (max-width: 768px) {
  .main-card {
    flex-direction: column;
  }
  
  .portrait-frame {
    height: 320px;
    flex: none;
    width: 100%;
  }
}

@media (max-width: 640px) {
  .credit-grid {
    grid-template-columns: 1fr; /* 모바일에선 1줄로 확실히 보이게 */
  }
  
  .page-shell {
    width: min(calc(100% - 20px), var(--max-width));
    padding-top: 16px;
    padding-bottom: 40px;
  }

  .hero,
  .profile-card,
  .download-card,
  .footer {
    padding: 20px;
  }

  .footer {
    flex-direction: column;
    align-items: flex-start;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  
  .status-panel {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
  }
  
  .status-list {
    grid-template-columns: 1fr;
    width: 100%;
  }
  
  .status-list li {
    padding-left: 0;
    border-left: none;
    padding-top: 12px;
    border-top: 1px dashed var(--border-strong);
  }

  .hero-actions {
    flex-direction: column;
  }

  .lang-switcher {
    top: 12px;
    right: 12px;
  }

  .lang-btn {
    padding: 7px 10px;
    font-size: 0.78rem;
  }

  .button {
    width: 100%;
  }

  .profile-grid {
    grid-template-columns: 1fr;
  }
  
  .dossier-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .contributor-avatar {
    flex: 0 0 40px;
    height: 40px;
  }
}