@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400&family=Gowun+Batang:wght@400&display=swap');

/* ── 전체화면 리셋 ── */
html, body {
  width: 100%; height: 100%;
  background: #080808 !important;
  color: #c0c0c0;
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 300;
  overflow: hidden;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
::selection { background: #3a0000; color: #e6e6e6; }

/* 기존 레이아웃 요소 숨기기 (Rhymix가 감싸는 헤더 등) */
#wrap > *:not(#idx),
#layout_wrap > *:not(#idx) { display: none !important; }

/* ── 전체 래퍼 ── */
#idx {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
  background: #080808;
  z-index: 0;
}

/* ── 배경 슬릿 ── */
#idx-slit {
  position: absolute;
  top: 8%;
  left: clamp(50px, 10vw, 130px);
  width: clamp(44px, 5.5vw, 82px);
  height: 75%;
  background: url('https://images.unsplash.com/photo-1558618666-fcd25c85cd64?auto=format&fit=crop&q=60&w=400') center/cover;
  filter: grayscale(1) brightness(0.38) contrast(1.5);
  opacity: 0.42;
  border-left: 1px solid #1a1a1a;
}

/* ── 빨간 선 ── */
#idx-redline {
  position: absolute;
  left: 0; top: 35%;
  width: clamp(16px, 2.8vw, 36px);
  height: 1px;
  background: #8b0000;
  opacity: 0.55;
}

/* ── 좌상단 좌표 ── */
#idx-coord {
  position: absolute;
  top: clamp(18px, 3.5vh, 32px);
  left: clamp(18px, 3.5vw, 36px);
  font-family: 'Courier New', monospace;
  font-size: clamp(7px, 0.85vw, 10px);
  color: #515151;
  letter-spacing: 0.15em;
  line-height: 1.9;
}

/* ── 우상단 버전 ── */
#idx-ver {
  position: absolute;
  top: clamp(18px, 3.5vh, 32px);
  right: clamp(18px, 3.5vw, 36px);
  font-family: 'Courier New', monospace;
  font-size: 9px;
  color: #4d4d4d;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ── 십자 장식 ── */
.idx-cross {
  position: absolute;
  font-family: serif;
  font-weight: 100;
  color: #3a3a3a;
  font-size: 18px;
  line-height: 1;
  user-select: none;
  pointer-events: none;
}

/* ── 메인 타이틀 ── */
#idx-title {
  position: absolute;
  bottom: clamp(130px, 25vh, 220px);
  left: clamp(18px, 5.5vw, 72px);
}

#idx-label {
  font-family: 'Gowun Batang', serif;
  font-size: clamp(9px, 1.1vw, 12px);
  color: #8b0000;
  letter-spacing: 0.32em;
  margin-bottom: 0.5rem;
}

#idx-h1 {
  font-family: 'Gowun Batang', serif;
  font-weight: 400;
  font-size: clamp(4rem, 12vw, 9rem);
  color: #e6e6e6;
  line-height: 0.88;
  letter-spacing: -0.02em;
}

#idx-sub {
  margin-top: 0.9rem;
  font-family: 'Courier New', monospace;
  font-size: clamp(7px, 0.9vw, 10px);
  color: #5d5d5d;
  letter-spacing: 0.14em;
  line-height: 1.8;
}

/* ── 우하단 내비 ── */
#idx-nav {
  position: absolute;
  bottom: clamp(24px, 5vh, 52px);
  right: clamp(18px, 4.5vw, 52px);
  text-align: right;
  border-top: 1px solid #151515;
  padding-top: 16px;
}

#idx-nav a {
  display: block;
  font-family: 'Courier New', monospace;
  font-size: clamp(11px, 1.1vw, 14px);
  color: #4f4f4f;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 9px;
  transition: color 0.3s, letter-spacing 0.3s;
}
#idx-nav a:hover { color: #ccc; letter-spacing: 0.28em; }
#idx-nav .n { font-size: 0.68em; color: #333; margin-right: 9px; }

/* ── 좌하단 세로 텍스트 ── */
#idx-vert {
  position: absolute;
  bottom: clamp(24px, 5vh, 52px);
  left: clamp(18px, 3.5vw, 36px);
  writing-mode: vertical-rl;
  font-family: 'Courier New', monospace;
  font-size: 8px;
  color: #3a3a3a;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  user-select: none;
}

/* ── 모바일 ── */
@media (max-width: 600px) {
  html, body { overflow: auto; }
  #idx-slit { display: none; }
  .idx-cross { display: none; }
  #idx-vert { display: none; }
  #idx-h1 { font-size: clamp(3.6rem, 20vw, 6rem); }
  #idx-title {
    bottom: clamp(110px, 22vh, 180px);
    left: 20px;
  }
  #idx-nav { bottom: 20px; right: 20px; }
}