/* =========================================================
   한글 공방 — 편집·서재 정체성 (먹 · 낙관 · 명조)
   색/여백은 :root 에서 조절하세요.
   ========================================================= */

:root {
  --paper:     #14110c;   /* 어두운 돌·먹색 바탕 */
  --paper-2:   #201b13;   /* 살짝 밝은 블록 배경 */
  --ink:       #ece2cf;   /* 밝은 양피지색 본문 */
  --body:      #cabfa6;   /* 본문 보조 텍스트 */
  --rule:      #3b3427;   /* 얇은 괘선 */
  --muted:     #9a8c72;   /* 흐린 회갈색 */
  --seal:      #c34a30;   /* 낙관 붉은색 */
  --seal-deep: #9a3421;
  --glow:      #d9a441;   /* 횃불 골드 (강조·장식) */
  --maxw:      760px;
  --serif: "Noto Serif KR", "Nanum Myeongjo", "Batang", "바탕",
           Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  position: relative;
  margin: 0;
  font-family: var(--serif);
  background-color: var(--paper);
  color: var(--ink);
  line-height: 1.9;
  font-size: 17px;
  letter-spacing: .1px;
  -webkit-font-smoothing: antialiased;
}

/* 상단 배경 이미지 — 아래로 갈수록 서서히 사라짐 */
body::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 780px;
  z-index: 0;
  pointer-events: none;
  background: url("images/background/kf4_3_1024.jpg") top center / cover no-repeat;
  opacity: .5;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.55) 42%, transparent 100%);
          mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.55) 42%, transparent 100%);
}
/* 배경 위 어둠 보정(가독성) */
body::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 780px;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(to bottom, rgba(20,17,12,.35), rgba(20,17,12,.15) 40%, var(--paper) 100%);
}
/* 콘텐츠는 배경 위에 */
.topbar, .masthead, main, .foot-note { position: relative; z-index: 1; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 26px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 12px; top: 12px; background: var(--ink); color: var(--paper); padding: 8px 14px; }

/* ---------- 상단 바 ---------- */
.topbar { border-bottom: 1px solid var(--rule); }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.topbar .home { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.topbar .home .name { font-size: 17px; }
.topbar nav { display: flex; gap: 22px; font-size: 15px; }
.topbar nav a { color: var(--muted); border-bottom: 1px solid transparent; padding-bottom: 2px; transition: .15s; }
.topbar nav a:hover { color: var(--seal); border-color: var(--seal); }

/* ---------- 표제부(masthead) ---------- */
.masthead { text-align: center; padding: 66px 0 20px; }
.masthead .seal { margin: 0 auto 22px; }
.masthead .kick {
  font-size: 13px; letter-spacing: 5px; color: var(--muted);
  text-transform: uppercase; margin-bottom: 18px;
}
.masthead h1 {
  font-size: clamp(34px, 6vw, 52px); font-weight: 700; margin: 0 0 14px;
  letter-spacing: -.5px; line-height: 1.25;
}
.masthead .tagline { font-size: 18px; color: var(--muted); font-style: italic; margin: 0 auto; max-width: 520px; }

/* 장식 구분선 */
.ornament { text-align: center; color: var(--seal); letter-spacing: 8px; font-size: 15px; margin: 30px 0; user-select: none; }
.ornament::before, .ornament::after {
  content: ""; display: inline-block; width: 60px; height: 1px;
  background: var(--rule); vertical-align: middle; margin: 0 16px;
}
.rule-double { border: none; border-top: 3px double var(--rule); margin: 42px 0; }

/* 섹션 라벨 */
.label {
  text-align: center; font-size: 13px; letter-spacing: 4px; text-transform: uppercase;
  color: var(--muted); margin: 0 0 6px;
}

/* ---------- 패치 목록(편집 인덱스) ---------- */
.index { list-style: none; margin: 8px 0 0; padding: 0; }
.entry {
  display: flex; gap: 24px; align-items: flex-start;
  padding: 30px 0; border-top: 1px solid var(--rule);
}
.entry:first-child { border-top: none; }
.entry .plate {
  flex: 0 0 132px; width: 132px; aspect-ratio: 4 / 3;
  background: var(--paper-2); border: 1px solid var(--rule);
  display: grid; place-items: center; overflow: hidden;
  color: var(--muted); font-size: 12px; font-style: italic;
}
.entry .plate img { width: 100%; height: 100%; object-fit: cover; }
/* 세로 박스아트(예: PS2 킹스필드) — 이미지 전체를 세로로 다 보여줌 */
.entry .plate.tall { aspect-ratio: 266 / 375; }
.entry .plate.tall img { object-fit: contain; }
.entry .col { flex: 1; min-width: 0; }
.entry .plat { font-size: 12px; letter-spacing: 2px; color: var(--seal); text-transform: uppercase; }
.entry h3 { font-size: 24px; margin: 4px 0 2px; font-weight: 700; letter-spacing: -.3px; }
.entry h3 a:hover { color: var(--seal); }
.entry .en { font-style: italic; color: var(--muted); font-size: 15px; margin-bottom: 10px; }
.entry p { margin: 0 0 12px; color: var(--body); }
.entry .foot { display: flex; align-items: center; gap: 16px; font-size: 14px; color: var(--muted); }
.entry .foot .read { color: var(--seal); font-weight: 600; }
.entry .foot .read:hover { text-decoration: underline; text-underline-offset: 3px; }
.entry .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--muted); display: inline-block; }

/* ---------- 상세 페이지 ---------- */
.crumb { padding: 26px 0 0; font-size: 14px; color: var(--muted); font-style: italic; }
.crumb a:hover { color: var(--seal); }
.crumb .sep { margin: 0 8px; }

.chapter-head { text-align: center; padding: 30px 0 8px; }
.chapter-head .plat { font-size: 13px; letter-spacing: 4px; color: var(--seal); text-transform: uppercase; }
.chapter-head h1 { font-size: clamp(30px, 5.5vw, 46px); margin: 12px 0 6px; font-weight: 700; letter-spacing: -.5px; }
.chapter-head .en { font-style: italic; color: var(--muted); font-size: 18px; }

.prose { margin: 8px 0; }
.prose h2 {
  font-size: 15px; letter-spacing: 3px; text-transform: uppercase; color: var(--muted);
  text-align: center; margin: 44px 0 6px; font-weight: 600;
}
.prose h2 + .ornament { margin-top: 4px; }
.prose p { margin: 0 0 16px; }
.prose .lead::first-letter {
  float: left; font-size: 62px; line-height: .82; padding: 6px 12px 0 0; color: var(--seal); font-weight: 700;
}
.prose ol, .prose ul { padding-left: 24px; }
.prose li { margin: 8px 0; }
.prose code {
  background: var(--paper-2); border: 1px solid var(--rule); border-radius: 4px;
  padding: 1px 6px; font-size: 14px; font-family: Consolas, monospace; color: var(--seal-deep);
}
.prose pre.cmd {
  margin: 10px 0 4px; padding: 12px 14px; background: var(--paper-2);
  border: 1px solid var(--rule); border-radius: 6px; overflow-x: auto;
}
.prose pre.cmd code {
  background: none; border: none; padding: 0; white-space: pre;
  font-size: 13px; line-height: 1.6; color: var(--glow);
}
.prose small { color: var(--muted); }

/* 스크린샷 */
.shots { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 14px 0; }
.shots .shot {
  aspect-ratio: 4/3; background: var(--paper-2); border: 1px solid var(--rule);
  display: grid; place-items: center; color: var(--muted); font-size: 13px; font-style: italic; overflow: hidden;
  cursor: zoom-in; position: relative; transition: border-color .15s;
}
.shots .shot:hover { border-color: var(--seal); }
.shots .shot img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.shots .shot:hover img { transform: scale(1.04); }

/* 라이트박스(확대) — JS 토글(.open), 스크롤 위치 유지 */
.lightbox {
  position: fixed; inset: 0; z-index: 100;
  display: none; align-items: center; justify-content: center; padding: 24px;
  background: rgba(10,8,5,.92); cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 94vw; max-height: 88vh; cursor: default;
  border: 1px solid var(--rule); box-shadow: 0 12px 60px rgba(0,0,0,.6);
}
.lightbox .lb-close {
  position: absolute; top: 18px; right: 22px; z-index: 2; cursor: pointer;
  width: 44px; height: 44px; display: grid; place-items: center;
  color: #f0e6d4; font-size: 24px; line-height: 1;
  border: 1px solid rgba(255,255,255,.3); border-radius: 6px;
}
.lightbox .lb-close:hover { border-color: var(--seal); color: var(--seal); }

/* 파일 해시 표 */
.hashtable { width: 100%; border-collapse: collapse; margin: 14px 0 8px; font-size: 14px; }
.hashtable th, .hashtable td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.hashtable thead th {
  font-size: 12px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--muted); font-weight: 600; border-bottom-color: var(--border-hi, var(--muted));
}
.hashtable tbody td:first-child { color: var(--ink); white-space: nowrap; }
.hashtable .fmt { color: var(--glow); font-family: Consolas, monospace; font-size: 13px; white-space: nowrap; }
.hashtable .hash {
  font-family: Consolas, "Cascadia Code", monospace; font-size: 12px; line-height: 1.55;
  color: var(--body); word-break: break-all;
}
@media (max-width: 560px) {
  .hashtable th, .hashtable td { padding: 9px 8px; }
  .hashtable tbody td:first-child { white-space: normal; }
  .hashtable .hash { font-size: 11px; }
}

/* 간기(콜로폰) — 다운로드/정보 블록 */
.colophon {
  background: var(--paper-2); border: 1px solid var(--rule);
  padding: 30px 32px; margin: 40px 0; text-align: center;
}
.colophon h2 { margin: 0 0 4px; font-size: 14px; letter-spacing: 3px; text-transform: uppercase; color: var(--muted); }
.colophon .dl {
  display: inline-block; margin: 16px 6px 8px; padding: 12px 26px;
  background: var(--seal); color: #f7ede0; font-weight: 600; font-size: 16px;
  border: 1px solid var(--seal-deep); transition: .15s;
}
.colophon .dl:hover { background: var(--seal-deep); }
.colophon .repo { display: inline-block; margin: 16px 6px 8px; padding: 12px 24px; border: 1px solid var(--rule); color: var(--ink); transition: .15s; }
.colophon .repo:hover { border-color: var(--seal); color: var(--seal); }
.colophon .spec { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 22px; margin-top: 18px; font-size: 14px; color: var(--muted); }
.colophon .spec b { color: var(--ink); font-weight: 600; }

/* 변경 이력 */
.log { list-style: none; padding: 0; margin: 0; max-width: 520px; margin-inline: auto; }
.log li { padding: 14px 0; border-top: 1px solid var(--rule); display: flex; gap: 16px; }
.log li:first-child { border-top: none; }
.log .ver { flex: 0 0 90px; font-weight: 700; }
.log .ver small { display: block; font-weight: 400; color: var(--muted); font-size: 13px; }
.log .txt { flex: 1; }

/* 안내문 */
.notice {
  border-left: 3px solid var(--seal); background: var(--paper-2);
  padding: 18px 24px; margin: 24px 0; font-size: 15px; color: var(--body);
}
.notice strong { color: var(--ink); }

/* 푸터 */
.foot-note { text-align: center; padding: 20px 0 60px; color: var(--muted); font-size: 14px; }
.foot-note .ornament { margin: 24px 0 20px; }
.foot-note em { font-style: italic; }
.foot-note a:hover { color: var(--seal); }

@media (max-width: 600px) {
  .topbar nav { gap: 14px; }
  .entry { gap: 16px; }
  .entry .plate { flex-basis: 96px; width: 96px; }
  .shots { grid-template-columns: 1fr; }
}