/* ============================================
   EggLink 로고 스타일
   사용: <link rel="stylesheet" href="{{ url_for('static', filename='css/egglink-logo.css') }}">
   ============================================ */

/* Syne 폰트 로컬 호스팅 (Bold 700 + ExtraBold 800) — Google CDN 차단 환경 대응 */
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: local('Syne Bold'), local('Syne-Bold'),
       url('../fonts/Syne-700-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122;
}
@font-face {
  font-family: 'Syne';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: local('Syne ExtraBold'), local('Syne-ExtraBold'),
       url('../fonts/Syne-800-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122;
}

/* 컨테이너 — line-height 1.2 가 descender 처리 하므로 추가 padding 불필요 */
.egglink-logo {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 24px;
}

/* 애니메이션 활성 시만 위쪽 padding (비행 점 공간) */
.egglink-logo.egglink-animated {
  padding-top: 80px;
  margin-top: -68px;  /* 시각적 위치는 그대로 유지 */
}

/* 심볼 SVG (viewBox 100x60) */
.egglink-logo .egglink-symbol {
  width: 140px;
  height: 84px;
  flex-shrink: 0;
}

/* 워드마크 — Pretendard 우선 (Syne 캐릭터가 다소 두꺼워서 변경). 가이드 §04 의 변형.
   letter-spacing: em 단위로 (사이즈 비례 자동 조정), weight 700 (적당한 슬림) */
.egglink-logo .egglink-word {
  font-family: 'Pretendard', 'Syne', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 700;
  font-size: 80px;
  letter-spacing: -0.03em;
  color: #1a1a1a;
  display: inline-flex;
  align-items: baseline;
  line-height: 1.2;
}

/* i의 stem (점 없는 ı) */
.egglink-logo .egglink-i-wrap { position: relative; display: inline-block; }
.egglink-logo .egglink-i-stem::before { content: '\0131'; }

/* i의 점 */
.egglink-logo .egglink-dot {
  position: absolute;
  background: #FFC107;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  top: -2px;
  left: 50%;
  transform: translateX(-50%);
}

/* 비행 점 (애니메이션용) */
.egglink-logo .egglink-flying-dot {
  position: absolute;
  pointer-events: none;
  opacity: 0;
  width: 18px;
  height: 18px;
  background: #FFC107;
  border-radius: 50%;
  offset-anchor: center;
  left: 0;
  top: 0;
}

/* 다크 배경용 */
.egglink-logo.egglink-dark .egglink-word { color: #FFFFFF; }
.egglink-logo.egglink-dark .egglink-symbol circle { stroke: #FFFFFF; }

/* ============================================
   애니메이션 시작 상태
   ============================================ */
.egglink-logo.egglink-animated .egglink-c1,
.egglink-logo.egglink-animated .egglink-c2,
.egglink-logo.egglink-animated .egglink-lens,
.egglink-logo.egglink-animated .egglink-word {
  opacity: 0;
}

/* 키프레임 */
@keyframes egglink-slide-left {
  0% { opacity: 0; transform: translateX(-50px); }
  100% { opacity: 1; transform: translateX(0); }
}
@keyframes egglink-slide-right {
  0% { opacity: 0; transform: translateX(50px); }
  100% { opacity: 1; transform: translateX(0); }
}
@keyframes egglink-lens-fade {
  0%, 70% { opacity: 0; }
  100% { opacity: 1; }
}
@keyframes egglink-word-fade {
  0% { opacity: 0; transform: translateY(10px); }
  100% { opacity: 1; transform: translateY(0); }
}
@keyframes egglink-fly {
  0% { opacity: 0; offset-distance: 0%; transform: scale(0.4); }
  15% { opacity: 1; transform: scale(0.8); }
  50% { transform: scale(1.5); }
  85% { transform: scale(1.2); }
  100% { opacity: 1; offset-distance: 100%; transform: scale(1); }
}
@keyframes egglink-dot-appear { to { opacity: 1; } }

/* 재생 상태 */
.egglink-logo.egglink-play .egglink-c1 {
  animation: egglink-slide-left 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  transform-origin: center;
}
.egglink-logo.egglink-play .egglink-c2 {
  animation: egglink-slide-right 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  transform-origin: center;
}
.egglink-logo.egglink-play .egglink-lens {
  animation: egglink-lens-fade 1.0s ease forwards;
}
.egglink-logo.egglink-play .egglink-word {
  animation: egglink-word-fade 0.6s ease 0.8s forwards;
}
.egglink-logo.egglink-play .egglink-flying-dot {
  animation: egglink-fly 1.6s cubic-bezier(0.4, 0, 0.2, 1) 1.4s forwards;
}
.egglink-logo.egglink-play .egglink-dot {
  opacity: 0;
  animation: egglink-dot-appear 0.01s linear 3.0s forwards;
}

/* ============================================
   사이즈 베리에이션
   ============================================ */
/* 사이즈 모디파이어 — specificity 0,3,0 으로 명시 (기본 0,2,0 룰보다 항상 우선) */
.egglink-logo.egglink-logo--lg .egglink-symbol { width: 100px; height: 60px; }
.egglink-logo.egglink-logo--lg .egglink-word { font-size: 56px; }
.egglink-logo.egglink-logo--lg .egglink-dot,
.egglink-logo.egglink-logo--lg .egglink-flying-dot { width: 13px; height: 13px; top: -1px; }

.egglink-logo.egglink-logo--md { gap: 16px; }
.egglink-logo.egglink-logo--md .egglink-symbol { width: 70px; height: 42px; }
.egglink-logo.egglink-logo--md .egglink-word { font-size: 36px; }
.egglink-logo.egglink-logo--md .egglink-dot,
.egglink-logo.egglink-logo--md .egglink-flying-dot { width: 9px; height: 9px; top: 0; }

.egglink-logo.egglink-logo--sm { gap: 12px; }
.egglink-logo.egglink-logo--sm .egglink-symbol { width: 48px; height: 29px; }
.egglink-logo.egglink-logo--sm .egglink-word { font-size: 24px; }
.egglink-logo.egglink-logo--sm .egglink-dot,
.egglink-logo.egglink-logo--sm .egglink-flying-dot { width: 6px; height: 6px; top: 1px; }