/* ==============================================================
   전역 스타일 (Global Styles)
   모든 페이지/컴포넌트의 스타일을 이 파일 한 곳에서 관리합니다.
   ============================================================== */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@500;700&display=swap');

/* --- 전역 리셋 --- */
body, html { margin: 0; padding: 0; width: 100%; height: 100%; background-color: #f1f5f9; }
#app { width: 100%; height: 100%; }

/* --- 폰트 강제 적용 대상 --- */
.homepage-wrapper,
.menu-btn,
.nav-item,
.terminal-box,
.tui-global-overlay,
.login-terminal-frame,
.project-item,
.about-text,
.contact-form,
.theme-selector,
.nav-stats,
.server-badge,
.terminal,
.terminal span {
  font-family: 'JetBrains Mono', monospace !important;
}

/* --- 테마 변수 모음 --- */
.theme-green {
  --tui-color: #00ff00;
  --tui-dim: #008800;
  --tui-glow: rgba(0, 255, 0, 0.6);
  --tui-border: rgba(0, 255, 0, 0.2);
}
.theme-amber {
  --tui-color: #ffb000;
  --tui-dim: #aa6600;
  --tui-glow: rgba(255, 176, 0, 0.6);
  --tui-border: rgba(255, 176, 0, 0.2);
}
.theme-vga {
  --tui-color: #e2e8f0;
  --tui-dim: #718096;
  --tui-glow: rgba(226, 232, 240, 0.4);
  --tui-border: rgba(226, 232, 240, 0.2);
}
.theme-ega {
  --tui-color: #00ffff;
  --tui-dim: #008b8b;
  --tui-glow: rgba(0, 255, 255, 0.6);
  --tui-border: rgba(0, 255, 255, 0.2);
}
.theme-white {
  --tui-color: #f4f4f0;
  --tui-dim: #9a9a94;
  --tui-glow: rgba(244, 244, 240, 0.5);
  --tui-border: rgba(244, 244, 240, 0.2);
}
.theme-plasma {
  --tui-color: #ff7300;
  --tui-dim: #b35100;
  --tui-glow: rgba(255, 115, 0, 0.6);
  --tui-border: rgba(255, 115, 0, 0.2);
}

/* ==============================================================
   메인 페이지 (Main.vue)
   ============================================================== */
.terminal, .terminal span {
  --color: var(--tui-color) !important;
  text-shadow: 0 0 5px var(--tui-glow) !important;
}

.homepage-wrapper {
  background-color: #050505;
  color: var(--tui-color);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.nav-stats {
  font-size: 13px;
  color: var(--tui-color);
  font-weight: bold;
  border: 1px dashed var(--tui-border);
  padding: 3px 10px;
  background: rgba(0, 0, 0, 0.5);
  letter-spacing: 1px;
}

.pulse-text {
  color: var(--tui-color);
  font-weight: bold;
  animation: textPulse 2s infinite ease-in-out;
  margin: 0 3px;
}

.theme-selector {
  background: #111;
  border: 1px solid var(--tui-border);
  color: var(--tui-color);
  font-size: 11px;
  padding: 3px 6px;
  outline: none;
  cursor: pointer;
  transition: 0.3s;
  box-shadow: 0 0 4px var(--tui-border);
}
.theme-selector:hover {
  border-color: var(--tui-color);
  box-shadow: 0 0 8px var(--tui-glow);
}

.server-badge {
  font-size: 11px;
  font-weight: bold;
  padding: 3px 8px;
  border: 1px solid currentColor;
  background: rgba(0, 0, 0, 0.5);
  letter-spacing: 1px;
  border-radius: 2px;
  transition: 0.3s;
}
.server-badge.nas, .dash-chip.nas { color: var(--tui-color); text-shadow: 0 0 5px var(--tui-glow); border-color: var(--tui-border); }
.server-badge.firebase_night, .dash-chip.firebase_night { color: #ffb000; text-shadow: 0 0 5px rgba(255, 176, 0, 0.6); border-color: rgba(255, 176, 0, 0.3); }
.server-badge.firebase_direct, .dash-chip.firebase_direct { color: #ffb000; text-shadow: 0 0 8px rgba(255, 176, 0, 0.6); border-color: rgba(255, 176, 0, 0.4); }
.server-badge.firebase_failover, .dash-chip.firebase_failover { color: #ff3b3b; text-shadow: 0 0 8px #ff3b3b; border-color: rgba(255, 59, 59, 0.4); animation: badgeBlink 1.5s infinite ease-in-out; }

/* --- GNB --- */
.auth-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px 20px;
  padding: 15px clamp(12px, 4vw, 40px);
  background: #000;
  border-bottom: 1px solid var(--tui-border);
}
.nav-left { display: flex; align-items: center; flex-wrap: wrap; gap: 15px; }
.nav-menu { display: flex; flex-wrap: wrap; gap: 20px; }
.menu-btn { background: none; border: none; color: var(--tui-dim); font-size: 16px; cursor: pointer; transition: 0.3s; }
.menu-btn:hover, .menu-btn.active { color: var(--tui-color); text-shadow: 0 0 10px var(--tui-color); }
.auth-group { display: flex; align-items: center; flex-wrap: wrap; }

.nav-item {
  color: var(--tui-color) !important; text-decoration: none; background: none;
  border: 1px solid var(--tui-color) !important; padding: 6px 18px; margin-left: 10px;
  cursor: pointer; font-size: 13px; box-shadow: 0 0 5px var(--tui-border); transition: 0.3s;
}
.nav-item:hover, .nav-item.active-auth {
  background: var(--tui-border) !important; color: var(--tui-color) !important; box-shadow: 0 0 10px var(--tui-color);
}
.user-info { color: var(--tui-dim) !important; font-size: 12px; margin-right: 15px; letter-spacing: 1px;}
.status-dot { width: 8px; height: 8px; background: #ff3b3b; border-radius: 50%; box-shadow: 0 0 8px #ff3b3b; transition: 0.5s; }
.status-dot.secure-mode { background: var(--tui-color); box-shadow: 0 0 8px var(--tui-color); }

/* --- 컨텐츠 영역 --- */
.content-area { flex: 1; padding: 8px 20px; min-height: 220px; overflow-y: auto; display: flex; flex-direction: column; }
.sub-page { max-width: 1000px; margin: 0 auto; padding-top: 15px; width: 100%; }
.page-title { border-bottom: 1px solid var(--tui-border); padding-bottom: 10px; margin-bottom: 20px; color: var(--tui-color);}

.main-page { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 28px; flex: 1; position: relative; }

.tui-global-overlay {
  position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  background-color: rgba(0, 0, 0, 0.88); z-index: 9999; display: flex;
  justify-content: center; align-items: center; pointer-events: all;
}

.ascii-container { width: 100%; overflow-x: auto; overflow-y: hidden; padding: 6px 20px; box-sizing: border-box; position: relative; }
.ascii-clip { width: max-content; margin: 0 auto; overflow: hidden; }
.ascii-art {
  font-weight: bold; white-space: pre; display: block; margin: 0 auto; width: max-content;
  color: var(--tui-color) !important; font-size: 14px; line-height: 1.2;
  border: none; background: transparent; transform-origin: center; opacity: 1;
  animation: once-cyber-glitch-wobble 2.5s linear 1 forwards !important;
}

.bg-block { color: #050505 !important; text-shadow: none !important; }

/* 대시보드 패널 — ASCII 글로우 인트로(2.5s)가 끝난 뒤 뒤이어 등장 */
.dash-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px;
  width: 100%; max-width: 720px; padding: 0 20px; box-sizing: border-box;
  opacity: 0; animation: dashReveal 0.6s ease-out 2.5s forwards;
}
.dash-panel {
  background: rgba(0, 0, 0, 0.5); border: 1px solid var(--tui-border); border-radius: 3px;
  padding: 12px 14px;
}
.dash-panel h4 {
  margin: 0 0 10px; font-size: 10.5px; letter-spacing: 0.1em; color: var(--tui-dim); font-weight: 500;
}
.dash-stat { display: flex; justify-content: space-between; font-variant-numeric: tabular-nums; font-size: 12.5px; margin-bottom: 6px; }
.dash-stat:last-child { margin-bottom: 0; }
.dash-stat span { color: var(--tui-dim); }
.dash-stat b { color: var(--tui-color); font-weight: 600; }
.dash-chip {
  font-size: 11px; font-weight: bold; padding: 3px 8px; border: 1px solid currentColor;
  background: rgba(0, 0, 0, 0.5); letter-spacing: 1px; border-radius: 2px; display: inline-block;
}

/* 📺 유튜브 그리드 레이아웃 */
#videos-container {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  padding: 10px 20px; max-width: 1300px; margin: 0 auto; width: 100%; box-sizing: border-box;
}
.video-card {
  width: 100%; background: #000; padding: 10px; border: 1px solid var(--tui-border); box-sizing: border-box;
  position: relative; cursor: pointer; transition: 0.3s;
}
.video-card:hover { border-color: var(--tui-color); box-shadow: 0 0 10px var(--tui-border); }
.video-title { color: var(--tui-dim); margin-top: 10px; font-size: 14px; height: 40px; overflow: hidden; font-family: sans-serif; }
iframe { width: 100%; height: 180px; border-radius: 4px; }

/* 보안 로그인 프레임 */
.login-terminal-frame {
  max-width: 550px; margin: 40px auto; border: 1px dashed var(--tui-color); padding: 35px;
  background: #020a02; box-shadow: 0 0 15px var(--tui-border); box-sizing: border-box;
}
.login-gate-title { color: var(--tui-color); font-size: 20px; margin-bottom: 10px; font-weight: bold;}
.login-gate-desc { color: var(--tui-dim); font-size: 12px; margin-bottom: 30px; line-height: 1.4; }
.login-form-form { display: flex; flex-direction: column; gap: 20px; }
.login-input-group { display: flex; align-items: center; border-bottom: 1px solid var(--tui-dim); padding-bottom: 5px; }
.login-label { width: 120px; color: var(--tui-color); font-weight: bold; font-size: 14px; flex-shrink: 0; }
.login-input { flex: 1; background: none; border: none; color: var(--tui-color); font-size: 15px; outline: none; min-width: 0; }
.login-submit-btn {
  margin-top: 15px; background: none; border: 1px solid var(--tui-color);
  color: var(--tui-color); padding: 12px; font-size: 14px; font-weight: bold; cursor: pointer; transition: 0.3s;
}
.login-submit-btn:hover { background: var(--tui-color); color: #000; box-shadow: 0 0 15px var(--tui-color); }

/* 프로젝트, 어바웃, 연락처 등 */
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.project-item { border: 1px solid var(--tui-border); padding: 15px; background: #080808; }
.item-header { font-weight: bold; margin-bottom: 10px; color: var(--tui-color); }
.about-text { line-height: 2; color: var(--tui-dim);}
.contact-form { line-height: 2; color: var(--tui-dim);}

/* 애니메이션 트랜지션 */
.fade-enter-active, .fade-leave-active { transition: opacity 0.25s ease; }
.fade-enter-from, .fade-leave-to { opacity: 0; }

/* 하단 CRT 터미널 */
.crt-monitor-frame { height: 300px; margin: 6px 40px 14px; border: 2px solid #1a1a1a; background: #0a0a0a; overflow: hidden; }
.monitor-header { background: #151515; padding: 5px 15px; color: #555; display: flex; justify-content: space-between; font-size: 12px;}
.monitor-status { color: var(--tui-dim); animation: blink 2s infinite; }
.crt-screen-overlay { position: relative; height: calc(100% - 30px); background: #020802; }
.crt-screen-overlay::before {
  content: " "; display: block; position: absolute; top: 0; left: 0; bottom: 0; right: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  z-index: 2; background-size: 100% 4px, 6px 100%; pointer-events: none;
}
.terminal-box { width: 100%; height: 100%; padding: 10px; box-sizing: border-box; }

/* ==============================================================
   진행률 바 (TuiProgressBar.vue)
   ============================================================== */
.tui-window {
  background-color: #000000 !important;
  color: var(--tui-color) !important;
  font-family: 'JetBrains Mono', monospace !important;
  padding: 20px !important;
  border-radius: 4px !important;
  border: 1px solid var(--tui-color) !important;
  box-shadow: 0 0 15px var(--tui-border) !important;
  display: inline-block;
  min-width: 520px;
  box-sizing: border-box;
}

.tui-header {
  color: var(--tui-dim) !important;
  margin-bottom: 15px !important;
  font-size: 14px !important;
}

.tui-cmd {
  color: #ffffff !important;
  margin-left: 5px !important;
}

.tui-bar-row {
  font-size: 20px !important;
  letter-spacing: 1px !important;
  white-space: pre !important;
  display: flex !important;
  align-items: center !important;
}

.tui-bracket {
  color: var(--tui-dim) !important;
}

.tui-bar {
  color: var(--tui-color) !important;
  text-shadow: 0 0 5px var(--tui-glow) !important;
}

.tui-percent {
  color: #ffffff !important;
  margin-left: 12px !important;
  font-weight: bold !important;
}

.tui-status-row {
  margin-top: 15px !important;
  font-size: 14px !important;
  border-top: 1px dotted var(--tui-border) !important;
  padding-top: 10px !important;
}

.tui-label {
  color: var(--tui-dim) !important;
  margin-right: 8px !important;
}

.tui-message {
  color: #ffffff !important;
  word-break: break-all !important;
}

/* ==============================================================
   시스템 알림 (TuiAlert.vue) — alert() 공통 대체 컴포넌트
   ============================================================== */
.tui-alert-window {
  background-color: #000000 !important;
  color: var(--tui-color) !important;
  font-family: 'JetBrains Mono', monospace !important;
  padding: 25px !important;
  border-radius: 4px !important;
  border: 1px solid var(--tui-color) !important;
  box-shadow: 0 0 15px var(--tui-border) !important;
  min-width: 320px;
  max-width: 90vw;
  box-sizing: border-box;
  text-align: center;
}

.tui-alert-header {
  color: var(--tui-dim) !important;
  margin-bottom: 15px !important;
  font-size: 13px !important;
  letter-spacing: 1px;
}

.tui-alert-body {
  color: #ffffff !important;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 20px;
  word-break: break-word;
  white-space: pre-line;
}

.tui-alert-btn {
  background: none !important;
  border: 1px solid var(--tui-color) !important;
  color: var(--tui-color) !important;
  padding: 8px 24px !important;
  font-size: 13px !important;
  font-weight: bold !important;
  cursor: pointer;
  transition: 0.3s;
  font-family: 'JetBrains Mono', monospace !important;
}
.tui-alert-btn:hover {
  background: var(--tui-color) !important;
  color: #000 !important;
  box-shadow: 0 0 15px var(--tui-color);
}

/* ==============================================================
   로그인 페이지 (Login.vue)
   ============================================================== */
.login-container { display: flex; justify-content: center; align-items: center; height: 100vh; background: #0f172a; }
.login-box { background: white; padding: 40px; border-radius: 8px; width: 350px; text-align: center; }
.login-box input { width: 100%; padding: 12px; margin: 10px 0; box-sizing: border-box; border: 1px solid #cbd5e1; border-radius: 4px; }
.login-box button { width: 100%; padding: 12px; background: #3b82f6; color: white; border: none; border-radius: 4px; cursor: pointer; font-weight: bold; }
.login-box button:hover { background: #2563eb; }
.login-box .error { color: #ef4444; margin-top: 15px; font-size: 14px; }

/* ==============================================================
   📱 반응형 분기점 (Responsive Design)
   ============================================================== */
@media screen and (max-width: 1100px) {
  #videos-container { grid-template-columns: repeat(2, 1fr); }
  .project-grid { grid-template-columns: repeat(2, 1fr); }
}

@media screen and (max-width: 650px) {
  /* 1. 레이아웃 & 패딩 초기화 */
  .content-area { padding: 10px; }
  #videos-container { grid-template-columns: 1fr; padding: 10px; }
  .project-grid { grid-template-columns: 1fr; }

  /* 2. 네비게이션바 줄바꿈 허용 (화면 밖으로 넘어가지 않게 방어) */
  .auth-nav {
    flex-direction: column;
    gap: 15px;
    padding: 15px 10px; /* 좌우 패딩 줄임 */
    align-items: stretch; /* 전체 너비 채우기 */
  }
  .nav-left {
    flex-wrap: wrap; /* 배지, 통계 등이 좁으면 아래로 줄바꿈 */
    justify-content: center;
    text-align: center;
    gap: 10px;
    width: 100%;
  }
  .nav-menu {
    display: flex;
    gap: 12px 16px;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
  }
  .menu-btn { font-size: 14px; }

  .auth-group { width: 100%; justify-content: center; margin-top: 5px; flex-wrap: wrap; gap: 10px; }
  .nav-item { margin: 0; } /* 간격 조정 */

  /* 3. 로그인 폼 세로 배치 (글씨가 겹치는 것 방지) */
  .login-terminal-frame {
    margin: 15px 5px;
    padding: 20px 15px; /* 모바일에서는 여백을 좁게 */
  }
  .login-input-group {
    flex-direction: column; /* 라벨과 인풋을 위아래로 배치 */
    align-items: flex-start;
    border-bottom: none; /* 하단 선 제거 */
    gap: 8px;
  }
  .login-label { width: 100%; font-size: 13px; }
  .login-input {
    width: 100%;
    border-bottom: 1px solid var(--tui-dim);
    padding-bottom: 5px;
    border-radius: 0;
  }

  /* 4. ASCII 아트 가독성 및 가로 스크롤 허용 */
  .ascii-container {
    padding: 10px 5px;
  }
  .ascii-art {
    font-size: 9px !important; /* 모바일 사이즈에 맞게 축소 */
    line-height: 1.2 !important;
  }
  .dash-grid {
    grid-template-columns: 1fr;
    padding: 0 15px;
  }

  /* 5. 터미널 창 모바일 최적화 */
  .crt-monitor-frame {
    height: 180px !important;
    margin: 6px 10px !important;
  }
  .monitor-header { padding: 4px 10px; font-size: 10px; }

  /* 6. 진행률 바 모바일 최적화 */
  .tui-window {
    min-width: 90vw !important;
    padding: 15px !important;
  }
  .tui-bar-row {
    font-size: 14px !important;
  }
}

/* ==============================================================
   키프레임 애니메이션
   ============================================================== */
@keyframes blink { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }
@keyframes textPulse { 0%, 100% { opacity: 0.3; } 50% { opacity: 1; text-shadow: 0 0 8px var(--tui-glow); } }
@keyframes badgeBlink { 0%, 100% { opacity: 0.6; box-shadow: 0 0 5px rgba(255, 59, 59, 0.2); } 50% { opacity: 1; box-shadow: 0 0 15px rgba(255, 59, 59, 0.6); text-shadow: 0 0 12px #ff3b3b; } }
@keyframes dashReveal { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes once-cyber-glitch-wobble {
  0%, 25% { transform: translate(0) scale(1) skewX(0deg); color: var(--tui-color) !important; text-shadow: 0 0 8px var(--tui-glow) !important; opacity: 1; }
  26% { transform: translate(-3px, 1.5px) scale(1.02); color: #ffffff !important; text-shadow: 2px 0 #ff0000, -2px 0 #0000ff !important; }
  27% { transform: translate(3px, -1.5px) skewX(-2deg); color: var(--tui-color) !important; }
  28% { transform: translate(-5px, 0) skewX(10deg); color: #ff00ff !important; text-shadow: -3px 0 magenta, 3px 0 cyan;}
  29% { transform: translate(5px, 0) skewX(-10deg); color: #00ffff !important; text-shadow: 3px 0 magenta, -3px 0 cyan;}
  30% { transform: translate(0); color: var(--tui-color) !important; text-shadow: 0 0 15px var(--tui-color) !important;}
  31%, 50% { transform: translate(0); color: var(--tui-color) !important; text-shadow: 0 0 8px var(--tui-glow) !important;}
  51% { transform: scale(1.05) skewY(1deg); color: #ffffff !important; opacity: 0.05; }
  53% { opacity: 1; transform: translate(0); color: var(--tui-color) !important; text-shadow: 0 0 20px var(--tui-color), 0 0 40px var(--tui-glow) !important; }
  90% { transform: translate(-2px, 1px); text-shadow: 2px 0 red, -2px 0 blue;}
  92% { transform: translate(2px, -1px); text-shadow: -2px 0 red, 2px 0 blue;}
  95% { transform: translate(0); color: var(--tui-color) !important; text-shadow: 0 0 20px var(--tui-color) !important;}
  100% { transform: translate(0) scale(1) skewX(0deg); color: var(--tui-color) !important; text-shadow: 0 0 2px var(--tui-color) !important; opacity: 1; }
}