/*==================================================
  AI Projects — v3 (3D Macintosh + floppy)
==================================================*/

.ai-v3-body {
  margin: 0;
  min-height: 100vh;
  overflow: hidden;                 /* 씬은 한 화면 고정 */
  background: #050706;
  scroll-snap-type: none;
}

/*========== 스테이지 ==========*/
.mac-stage {
  position: relative;
  width: 100%;
  height: 100vh;
  padding-top: 50px;                /* 상단 고정 메뉴 */
  box-sizing: border-box;
  overflow: hidden;
  /* 모니터 뒤에서 퍼지는 은은한 백색 글로우 */
  background:
    radial-gradient(58% 52% at 50% 46%, rgba(150,165,175,0.30) 0%, rgba(60,70,78,0.16) 32%, rgba(0,0,0,0) 66%),
    #060708;
}

#scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}

/* 프로젝트 로드 시 은은한 화면 발광 */
.mac-stage::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 40%;
  width: 46vmin;
  height: 34vmin;
  transform: translate(-50%, -50%);
  border-radius: 40%;
  background: radial-gradient(circle, rgba(200, 215, 225, 0.28), rgba(200, 215, 225, 0) 70%);
  opacity: 0;
  transition: opacity 0.6s ease;
  pointer-events: none;
}
.mac-stage.screen-on::after { opacity: 0.9; }

/*========== 안내 문구 ==========*/
.stage-hint {
  position: absolute;
  left: 50%;
  bottom: 8%;
  transform: translateX(-50%);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.stage-hint.gone { opacity: 0; transform: translateX(-50%) translateY(12px); }

.hint-title {
  font-family: 'Silkscreen', monospace;
  font-size: 15px;
  letter-spacing: 1px;
  color: #c9cec9;
  animation: hintBlink 1.4s steps(2, jump-none) infinite;
}
.hint-sub {
  font-family: 'VT323', monospace;
  font-size: 18px;
  color: #8a908c;
}

@keyframes hintBlink { 50% { opacity: 0.35; } }

/*========== 좌측 세로 메뉴 색상 (AI 씬은 항상 어두우므로 밝게) ==========*/
.ai-v3-body .top-menu a { color: #e7ecea; letter-spacing: 0.3px; }
.ai-v3-body .top-menu a:hover { color: #ffffff; }
.ai-v3-body #darkModeToggle { color: #e7ecea; }
.ai-v3-body #darkModeToggle:hover { color: #ffffff; }
/* 줌인(글 읽기) 중엔 메뉴 숨김 */
.ai-v3-body.reading .top-menu { opacity: 0; pointer-events: none; }

/*========== CRT 화면 오버레이 (3D 화면 위에 정렬) ==========*/
.crt-screen-overlay {
  position: absolute;
  display: none;                 /* JS가 위치/크기 지정 후 표시 */
  overflow: hidden;
  background: radial-gradient(120% 130% at 50% 40%, #3b4045 0%, #23272a 70%, #14171a 100%);
  color: #e7ecea;
  border-radius: 6px;
  z-index: 4;
  line-height: 1.12;
  text-shadow: 0 0 4px rgba(230, 240, 238, 0.35);
  box-shadow: inset 0 0 22px rgba(0, 0, 0, 0.65), inset 0 0 40px rgba(255, 255, 255, 0.05);
  pointer-events: none;            /* 대기 중엔 캔버스(플로피) 조작 방해 안 함 */
}
.crt-screen-overlay.loaded { pointer-events: auto; }  /* 글 로드 시 스크롤/eject 가능 */
.crt-inner {
  position: relative;
  width: 100%;
  height: 100%;
  padding: 1em;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
}
.crt-scanlines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(rgba(0, 0, 0, 0.28) 0 1px, transparent 1px 3px);
  opacity: 0.6;
}

/* 대기 화면 */
.crt-idle {
  margin: auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5em;
}
.crt-idle[hidden] { display: none; }
.crt-floppy-glyph { font-size: 2.6em; color: #dfe4e2; }
.crt-idle-text {
  font-family: 'Silkscreen', monospace;
  font-size: 0.85em;
  letter-spacing: 1px;
}
.crt-caret { animation: hintBlink 1s steps(2) infinite; }

/* 프로젝트 문서 */
.crt-doc {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.crt-doc[hidden] { display: none; }
.crt-eject {
  position: absolute;
  top: 0;
  right: 0;
  width: 1.5em;
  height: 1.5em;
  line-height: 1;
  font-size: 1em;
  color: #e7ecea;
  background: transparent;
  border: 1.5px solid rgba(231, 236, 234, 0.55);
  border-radius: 3px;
  cursor: pointer;
  text-shadow: inherit;
}
.crt-eject:hover { background: rgba(231, 236, 234, 0.18); }
.crt-doc h2 {
  margin: 0 1.6em 0.25em 0;
  font-family: 'Silkscreen', monospace;
  font-size: 1.15em;
  color: #ffffff;
}
.crt-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3em;
  margin-bottom: 0.5em;
}
.crt-tag {
  font-family: 'VT323', monospace;
  font-size: 0.9em;
  line-height: 1;
  padding: 0.12em 0.45em;
  border: 1px solid rgba(231, 236, 234, 0.45);
  border-radius: 2px;
}
/* 스크롤 영역 */
.crt-scroll {
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 0.5em;
  scrollbar-width: thin;
  scrollbar-color: rgba(231, 236, 234, 0.4) transparent;
}
.crt-scroll::-webkit-scrollbar { width: 6px; }
.crt-scroll::-webkit-scrollbar-thumb { background: rgba(231, 236, 234, 0.4); border-radius: 3px; }
.crt-scroll::-webkit-scrollbar-track { background: transparent; }

/* 기사 본문 */
.crt-article .crt-subtitle {
  font-family: 'VT323', monospace;
  font-size: 1.05em;
  opacity: 0.8;
  margin: 0 0 0.7em;
}
.crt-article h3 {
  font-family: 'Silkscreen', monospace;
  font-size: 0.9em;
  color: #ffffff;
  margin: 1em 0 0.35em;
}
.crt-article .crt-para {
  font-family: 'VT323', monospace;
  font-size: 1.12em;
  line-height: 1.24;
  margin: 0 0 0.75em;
}
.crt-article .crt-img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0.5em 0 0.8em;
  border: 1px solid rgba(231, 236, 234, 0.22);
  border-radius: 3px;
  filter: grayscale(1) contrast(1.03) brightness(1.03);  /* 모노크롬 CRT 톤 */
  opacity: 0.92;
}
.crt-loading {
  font-family: 'Silkscreen', monospace;
  font-size: 0.8em;
  opacity: 0.7;
}

/*========== 세리프 헤드라인 ==========*/
.hero-line {
  position: absolute;
  top: 3.5%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 500;
  color: #f2f4f0;
  font-size: clamp(30px, 5.4vw, 66px);
  line-height: 1.04;
  letter-spacing: 0.3px;
  pointer-events: none;
  z-index: 3;
  transition: opacity 0.5s ease, transform 0.5s ease;
  text-shadow: 0 2px 26px rgba(0, 0, 0, 0.55);
}
.hero-line em { font-style: italic; }
.hero-line.dim { opacity: 0; transform: translateX(-50%) translateY(-12px); }

/*========== 크레딧 ==========*/
.model-credit {
  position: absolute;
  right: 12px;
  bottom: 10px;
  font-family: 'VT323', monospace;
  font-size: 13px;
  letter-spacing: 0.3px;
  color: #7a8090;
  opacity: 0.8;
  pointer-events: none;
  max-width: 60vw;
  text-align: right;
}
.dark-mode .model-credit { color: #6b7080; }

/*========== 진단 배지 (조정 끝나면 삭제) ==========*/
.scene-debug {
  position: absolute;
  left: 12px;
  bottom: 10px;
  font-family: 'VT323', monospace;
  font-size: 13px;
  color: #8a90a0;
  background: rgba(0, 0, 0, 0.35);
  padding: 2px 8px;
  border-radius: 3px;
  pointer-events: none;
  max-width: 60vw;
}

/*========== 데스크톱: 모바일 패널 숨김 ==========*/
@media (min-width: 769px) {
  .mobile-panel { display: none !important; }
}

/*========== 모바일 (AI) ==========*/
@media (max-width: 768px) {
  .ai-v3-body { overflow-y: auto; overflow-x: hidden; }
  .mac-stage { height: 74vh; }
  .crt-screen-overlay { display: none !important; }   /* 화면 대신 아래 패널에 표시 */
  /* AI 씬은 어두우므로 상단 바를 어둡게 (밝은 링크가 보이도록) */
  .ai-v3-body .top-menu { background-color: rgba(14, 16, 15, 0.92); box-shadow: 0 2px 8px rgba(0, 0, 0, 0.45); }
  .hero-line { font-size: clamp(22px, 7.5vw, 40px); top: 64px; }
  .model-credit { font-size: 10px; max-width: 90vw; }
  .stage-hint { bottom: 4%; }

  .mobile-panel {
    display: block;
    background: #0d0f0e;
    color: #e7ecea;
    font-size: 16px;
    padding: 22px 18px 72px;
    border-top: 1px solid rgba(231, 236, 234, 0.14);
    min-height: 46vh;
  }
  .mobile-panel[hidden] { display: none; }
  .mobile-panel h2 {
    font-family: 'Silkscreen', monospace;
    font-size: 1.3em;
    margin: 0 0 0.5em;
    color: #ffffff;
    clear: both;
  }
  .mobile-panel .crt-tags { margin-bottom: 1em; }
  .mobile-eject {
    float: right;
    font-family: 'Silkscreen', monospace;
    font-size: 0.7em;
    color: #e7ecea;
    background: transparent;
    border: 1px solid rgba(231, 236, 234, 0.5);
    border-radius: 3px;
    padding: 0.4em 0.7em;
    cursor: pointer;
  }
  .mobile-eject:hover { background: rgba(231, 236, 234, 0.15); }
}