@charset "UTF-8";

/* ─── CSS 변수 ─── */
:root {
  --bg:          #ECEDEF;
  --surface:     #F5F5F7;
  --border:      #D8D8DC;
  --surface-body: #FAFAFA;
  --ink:         #1A1714;
  --ink-muted:   #7A7268;
  --accent:      #1b84ad;
  --accent-p:      #00c3ff;
  --font-mono:   'Doto', 'Nanum Gothic Coding', monospace;
  --font-body:   'Asta Sans', sans-serif;
  --sidebar-w:   180px;
  --list-w-open: 300px;
}

/* ─── 기본 리셋 ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
ul, ol, li { list-style: none; }
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: none; }
button { border: 0; background: transparent; cursor: pointer; }
img { display: block; max-width: 100%; height: auto; }

html, body {
  height: 100%;
  overflow: hidden;
  background-color: transparent;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  letter-spacing: -0.03em;
  -webkit-font-smoothing: antialiased;
}

/* 커버 이미지 */
.skin-cover {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-color: var(--bg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* 도트 그리드 텍스처 */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(circle, var(--border) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: 0.18;
  pointer-events: none;
}

/* ─── 레이아웃 ─── */
.skin-wrap {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* GNB */
.skin-gnb {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
  padding: 0 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(245, 245, 247, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 100;
  flex-shrink: 0;
}

.gnb-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: bold;
}

.gnb-profile-img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  object-fit: cover;
  flex-shrink: 0;
}

.gnb-title {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
  letter-spacing: -0.01em;
}

/* 바디 (사이드바 + 메인) */
.skin-body {
  display: flex;
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

.skin-sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  height: 100%;
  overflow-y: auto;
  border-right: 1px solid var(--border);
  background: rgba(245, 245, 247, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: flex;
  flex-direction: column;
  padding: 16px 0;
}

.skin-main {
  flex: 1;
  display: flex;
  overflow: hidden;
  min-height: 0;
}

.skin-list {
  flex: 1;
  max-width: 800px;
  overflow-y: auto;
  transition: flex 0.25s ease;
  border-right: 1px solid var(--border);
  background: rgba(245, 245, 247, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.skin-main.detail-open .skin-list {
  flex: 0 0 var(--list-w-open);
  overflow-x: hidden;
}

.skin-detail {
  flex: 0;
  width: 0;
  overflow: hidden;
  /* transition: flex 0.25s ease, width 0.25s ease; */
  background: rgba(250, 250, 250, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  position: relative;
}

.skin-main.detail-open .skin-detail {
  flex: 2;
  width: auto;
  overflow-y: auto;
}

/* ─── 사이드바 ─── */
.sidebar-nav {
  flex: 1;
  padding: 0 12px;
  overflow-y: auto;
}

.sidebar-nav .tt_category .link_tit {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 4px 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}

.sidebar-nav .tt_category .category_list .link_item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
  padding: 5px 8px;
  border-left: 2px solid transparent;
  transition: border-color 0.15s, color 0.15s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-nav .tt_category .category_list .link_item:hover,
.sidebar-nav .tt_category .category_list .link_item.on {
  border-left-color: var(--accent);
  color: var(--accent);
}

.sidebar-nav .tt_category li a .c_cnt,
.sidebar-nav .tt_category li a img { display: none; }

.sidebar-nav .tt_category .sub_category_list .link_sub_item {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  padding: 3px 8px 3px 18px;
}

.sidebar-nav .tt_category .sub_category_list .link_sub_item:hover { color: var(--accent); }

.sidebar-footer {
  padding: 12px 16px 0;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.sidebar-count { font-family: var(--font-mono); font-size: 11px; color: var(--ink-muted); }
.sidebar-count em { font-style: normal; color: var(--accent); }

/* ─── 리스트 ─── */
.list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.list-articles { counter-reset: article-counter; }

.list-item {
  counter-increment: article-counter;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 20px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
  position: relative;
  min-height: 120px;
}

.list-item::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.15s;
}

.list-item:hover { background: rgba(61, 107, 79, 0.04); }
.list-item.active { background: var(--bg); }
.list-item.active::before { opacity: 1; }

.list-item-thumb {
  flex-shrink: 0;
  display: block;
  width: 100px;
  height: 80px;
  overflow: hidden;
  background: var(--border);
    border-radius: 4px;
}

.list-item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.list-item-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-p);
  white-space: nowrap;
  min-width: 36px;
  align-self: center;
}

/* 번호는 JS가 주입 — fallback으로 빈 상태 */

.list-item-body { flex: 1; min-width: 0; }

.list-item-title {
  display: block;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.5;
  margin-bottom: 5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: font-size 0.2s ease;
  letter-spacing: 0.01em;
}

.list-item-title:hover { color: var(--accent); }

.list-item-summary {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
  line-height: 1.5;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 6px;
}

.list-item-meta {
  display: flex;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
}

/* 상세 패널 열렸을 때 리스트 폰트 축소 */
.detail-open .list-item-title { font-size: 12px; }
.detail-open .list-item-num { font-size: 10px; }

.list-item-cate { color: var(--accent); }

.detail-open .list-item-summary,
.detail-open .list-item-meta,
.detail-open .list-item-thumb { display: none; }

.detail-open .list-item { min-height: unset; padding: 10px 12px; }

.list-item--notice .list-item-num::before { content: 'notice'; font-size: 9px; }

/* ─── 상세 패널 ─── */
.detail-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 72px clamp(32px, 10%, 120px) 96px;
  /* background: rgba(250, 250, 250, 0.88); */
  min-height: 100%;
}
.detail-close {
  position: sticky;
  top: 16px;
  float: right;
  margin: 16px 16px 0 0;
  font-family: var(--font-mono);
  font-size: 24px;
  color: var(--ink-muted);
  opacity: 0.4;
  z-index: 10;
  line-height: 1;
}

.detail-close:hover { color: var(--ink); }

.detail-meta-bar {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}

.detail-title {
  font-family: var(--font-body);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 20px;
}

.detail-divider { border: 0; border-top: 1px solid var(--border); margin-bottom: 28px; }

.detail-placeholder { font-family: var(--font-mono); font-size: 12px; color: var(--ink-muted); }

.detail-body {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink);
  line-height: 1.85;
  word-break: keep-all;
}

.detail-body h2, .detail-body h3, .detail-body h4,
.permalink-body h2, .permalink-body h3, .permalink-body h4 {
  font-family: var(--font-body);
  font-weight: 700;
  color: var(--ink);
  margin: 40px 0 16px;
  line-height: 1.4;
}

.detail-body h2, .permalink-body h2 { font-size: 20px; }
.detail-body h3, .permalink-body h3 { font-size: 18px; }
.detail-body h4, .permalink-body h4 { font-size: 16px; }

.detail-body p, .permalink-body p { margin-bottom: 18px; }
.detail-body a, .permalink-body a { color: var(--accent); text-decoration: underline; }

.detail-body code, .permalink-body code {
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 2px 5px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
}

.detail-body pre, .permalink-body pre {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 16px 20px;
  overflow-x: auto;
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
}

.detail-body pre code, .permalink-body pre code { background: none; border: none; padding: 0; }

.detail-body blockquote, .permalink-body blockquote {
  font-family: var(--font-mono);
  font-size: 13px;
  font-style: normal;
  color: var(--ink-muted);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 12px 16px;
  margin: 0 0 18px;
}

.detail-body img, .permalink-body img { max-width: 100%; height: auto; margin: 8px 0; }

.detail-body ul, .detail-body ol,
.permalink-body ul, .permalink-body ol { margin: 0 0 18px 20px; }

.detail-body ul li, .permalink-body ul li { list-style: disc; margin-bottom: 6px; }
.detail-body ol li, .permalink-body ol li { list-style: decimal; margin-bottom: 6px; }

.detail-loading {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.detail-error { font-family: var(--font-mono); font-size: 12px; color: var(--ink-muted); }
.detail-error a { color: var(--accent); text-decoration: underline; }

/* ─── 퍼머링크 뷰 ─── */
.permalink-view {
  max-width: 860px;
  margin: 0 auto;
  padding: 72px clamp(32px, 8%, 120px) 96px;
  /* background: rgba(250, 250, 250, 0.88); */
  min-height: 100vh;
}

.permalink-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
  margin-bottom: 16px;
  display: flex;
  gap: 12px;
}

.permalink-cate { color: var(--accent); }

.permalink-title {
  font-family: var(--font-body);
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.permalink-body {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink);
  line-height: 1.85;
  word-break: keep-all;
}

.permalink-tags { margin-top: 32px; font-family: var(--font-mono); font-size: 11px; color: var(--ink-muted); }

.related-articles { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--border); }
.related-title { font-family: var(--font-mono); font-size: 11px; color: var(--ink-muted); display: block; margin-bottom: 12px; text-transform: uppercase; }
.related-list li { padding: 6px 0; border-bottom: 1px solid var(--border); }
.related-link { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 12px; color: var(--ink); }
.related-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.related-date { font-size: 11px; color: var(--ink-muted); white-space: nowrap; margin-left: 12px; }

/* ─── 페이징 ─── */
.paging {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 24px 20px;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 12px;
}

.paging-btn { color: var(--ink-muted); }
.paging-btn:hover { color: var(--accent); }
.paging-btn.no-more-prev, .paging-btn.no-more-next { opacity: 0.3; pointer-events: none; }
.paging-num { color: var(--ink-muted); padding: 2px 6px; }
.paging-num .selected { color: var(--accent); font-weight: 600; }

/* ─── 태그 페이지 ─── */
.page-title { font-family: var(--font-mono); font-size: 13px; color: var(--ink-muted); padding: 16px 20px; border-bottom: 1px solid var(--border); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; padding: 16px 20px; }
.tag-link { font-family: var(--font-mono); font-size: 11px; color: var(--ink-muted); border: 1px solid var(--border); border-radius: 2px; padding: 3px 8px; }
.tag-link:hover { color: var(--accent); border-color: var(--accent); }

/* ─── 보호글 ─── */
.protected-form { padding: 40px 20px; font-family: var(--font-mono); font-size: 13px; color: var(--ink-muted); text-align: center; }
.protected-form p { margin-bottom: 16px; }
.protected-form input { border: 1px solid var(--border); background: var(--bg); padding: 8px 12px; font-family: var(--font-mono); font-size: 12px; color: var(--ink); margin-right: 8px; }
.protected-form button { background: var(--accent); color: var(--surface); font-family: var(--font-mono); font-size: 12px; padding: 8px 16px; }

/* ─── 푸터 ─── */
.skin-footer { border-top: 1px solid var(--border); padding: 16px 24px; font-size: 11px; color: var(--ink-muted); text-align: center; background: var(--surface); }

/* ─── 모바일 ─── */
@media (max-width: 768px) {
  html, body { overflow: auto; }

  .skin-wrap { height: auto; overflow: visible; }

  .skin-body { flex-direction: column; overflow: visible; min-height: unset; }

  .skin-sidebar {
    width: 100%;
    height: auto;
    min-width: unset;
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 0;
    overflow: visible;
  }

  .sidebar-nav { display: none; flex: unset; padding: 0; }

  .sidebar-nav.mobile-open {
    display: block;
    position: fixed;
    top: 52px; left: 0; right: 0; bottom: 0;
    z-index: 99;
    background: var(--surface);
    padding: 20px;
    overflow-y: auto;
  }

  .sidebar-footer { display: none; }

  .sidebar-toggle {
    display: block !important;
    font-family: var(--font-mono);
    font-size: 18px;
    color: var(--ink-muted);
  }

  .skin-main { flex-direction: column; overflow: visible; min-height: unset; }
  .skin-detail { display: none !important; }
  .skin-list { border-right: none; overflow-y: visible; height: auto; }
  .list-item { padding: 12px 16px; }
    .permalink-view { padding: 32px 20px 48px; min-height: unset; }
  .permalink-title { font-size: 20px; }
  .detail-inner { padding: 32px 20px 48px; min-height: unset; }
}

@media (min-width: 769px) {
  .sidebar-toggle { display: none; }
}