/* 3121 the Bookmarks — 클라우드플레어판. 디자인 정본: 디자인 보드 「3121 the Bookmarks — 재설계」 E1a */
:root {
  --bg: #FFFFFF; --ink: #1D1D1F; --link: #424245; --muted: #86868B; --bullet: #A1A1A6; --hover: #0066CC;
  --hbg: rgba(250, 250, 252, .92); --hline: #E8E8ED; --sub: #6E6E73; --ibg: #F5F5F7; --rule: #D2D2D7;
  --fbg: #F5F5F7; --btn: #0071E3; --pub: #2F6B4F; --pubbg: #EAF3EE; --danger: #B3261E;
  --serif: 'Fraunces', Georgia, serif;
  --pad: 64px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; background: var(--bg); color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, 'IBM Plex Sans KR', system-ui, sans-serif; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.grow { flex: 1; }

.top { position: sticky; top: 0; z-index: 5; height: 52px; padding: 0 var(--pad); display: flex; align-items: center; gap: 28px;
  background: var(--hbg); -webkit-backdrop-filter: saturate(180%) blur(12px); backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--hline); }
.brand { font-size: 17px; font-weight: 700; letter-spacing: -.02em; color: var(--ink); text-decoration: none; }
.pager { display: flex; gap: 26px; font-size: 13px; }
.pager a { color: var(--sub); text-decoration: none; }
.pager a:hover { color: var(--hover); }
.pager .here { color: var(--ink); font-weight: 600; }
#q { width: 260px; background: var(--ibg); border: 1px solid transparent; border-radius: 9px; padding: 8px 14px; font: inherit; font-size: 14px; color: var(--ink); }
#q:focus { outline: none; border-color: var(--hover); background: #fff; }

.hero { padding: 44px var(--pad) 0; }
.hero h1 { margin: 0; font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 48px; letter-spacing: -.02em; }
.hero p { margin: 6px 0 0; font-size: 17px; color: var(--sub); }

/* 세 구역(좌·중·우). 구역 안은 2단으로 흘린다 */
main { margin: 34px var(--pad) 0; padding-top: 28px; border-top: 1px solid var(--rule); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.zone { column-count: 2; column-gap: 24px; }
section { break-inside: avoid; margin: 0 0 26px; }
h2 { margin: 0 0 8px; display: flex; align-items: center; flex-wrap: wrap; gap: 6px; font-family: var(--serif); font-size: 16px; font-weight: 600; color: var(--ink); }
ul { list-style: none; margin: 0; padding: 0; }
li { display: flex; align-items: center; gap: 6px; }
.lnk { display: flex; align-items: center; gap: 9px; padding: 4px 0; min-width: 0; color: var(--link); text-decoration: none; font-size: 14px; line-height: 1.45; overflow-wrap: anywhere; }
.lnk::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: var(--bullet); flex-shrink: 0; }
.lnk:hover { color: var(--hover); text-decoration: underline; }
.lnk:hover::before { background: var(--hover); }
.empty { margin: 0; padding: 4px 0; color: var(--muted); font-size: 14px; }
.pub { display: inline-flex; align-items: center; gap: 4px; margin-left: 4px; font-family: -apple-system, BlinkMacSystemFont, 'IBM Plex Sans KR', sans-serif;
  font-size: 11px; font-weight: 500; color: var(--pub); background: var(--pubbg); border-radius: 10px; padding: 2px 8px; }
.note { margin: 8px var(--pad) 0; display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--sub); }

/* 로그인 전: 비어 있는 구역은 접고 보이는 분류만 왼쪽부터 */
main.guest { display: block; }
main.guest .zone:empty { display: none; }
main.guest .zone { column-count: 1; }

/* 편집 */
.ops, h2 .op { display: none; }
.editing .ops { display: inline-flex; gap: 2px; margin-left: auto; }
.editing h2 .op { display: inline-flex; margin-left: auto; }
.op { align-items: center; justify-content: center; min-width: 28px; height: 28px; padding: 0 6px; border: 1px solid var(--hline); border-radius: 6px; background: #fff;
  font: inherit; font-size: 12px; color: var(--sub); cursor: pointer; }
.op:hover { color: var(--hover); border-color: var(--hover); }
form.inl { display: inline-flex; margin: 0; }
.panel { margin: 0 var(--pad) 28px; padding: 22px 24px; border: 1px solid var(--hline); border-radius: 12px; background: #FBFBFD;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 28px; scroll-margin-top: 64px; }
.panel[hidden] { display: none; }   /* display:grid 가 [hidden] 을 이기므로 따로 막는다 */
.editor { scroll-margin-top: 64px; }
.panel h3 { margin: 0 0 12px; font-family: var(--serif); font-size: 18px; font-weight: 600; }
label { display: block; margin: 0 0 10px; font-size: 12px; color: var(--sub); }
label input:not([type=checkbox]), label select { display: block; width: 100%; margin-top: 4px; padding: 9px 10px; border: 1px solid var(--rule); border-radius: 8px;
  background: #fff; font: inherit; font-size: 15px; color: var(--ink); }
label.check { display: flex; gap: 8px; align-items: flex-start; font-size: 13px; color: var(--ink); line-height: 1.4; }
label.check input { margin-top: 2px; }
.btns { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 4px; }
.btns button { padding: 9px 16px; border: 1px solid var(--rule); border-radius: 980px; background: #fff; font: inherit; font-size: 14px; color: var(--ink); cursor: pointer; }
.btns .primary { background: var(--btn); border-color: var(--btn); color: #fff; }
.btns .danger { color: var(--danger); }
.hint { margin: 10px 0 0; font-size: 12px; line-height: 1.5; color: var(--muted); }

footer { margin-top: auto; padding: 14px var(--pad); padding-bottom: max(14px, env(safe-area-inset-bottom)); display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--fbg); font-size: 12px; color: var(--sub); }
footer .fnote { display: inline-flex; align-items: center; gap: 6px; }
main + footer, .note + footer { margin-top: auto; }
.btn { display: inline-block; padding: 8px 18px; border: none; border-radius: 980px; background: var(--btn); font: inherit; font-size: 13px; color: #fff; text-decoration: none; cursor: pointer; }
.linkbtn { padding: 0; border: none; background: none; font: inherit; color: var(--sub); text-decoration: underline; text-underline-offset: 2px; cursor: pointer; }

/* 로그인·안내 화면 */
body.plain { align-items: center; justify-content: center; background: var(--fbg); }
.box { width: min(360px, calc(100% - 32px)); padding: 32px 28px; border-radius: 16px; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.06); }
.box h1 { margin: 0 0 20px; font-size: 28px; letter-spacing: -.02em; }
.box p { margin: 0 0 16px; line-height: 1.5; }
.box .btn { width: 100%; padding: 11px 18px; font-size: 15px; text-align: center; }
.box .err { color: var(--danger); font-size: 14px; }
.box pre { white-space: pre-wrap; font-size: 12px; color: var(--sub); }

/* ⚠️ 좁은 화면 절은 항상 파일 맨 끝에 둔다(뒤에 붙인 규칙이 이긴다). 가운데 구역부터 */
@media (max-width: 1199px) {
  main { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .zone { column-count: 3; }
  .zC { order: 1; } .zL { order: 2; } .zR { order: 3; }
  .zone:empty { display: none; }
}
@media (max-width: 899px) {
  :root { --pad: 24px; }
  .zone { column-count: 2; }
  .hero { padding-top: 28px; }
  .hero h1 { font-size: 38px; }
}
@media (max-width: 599px) {
  :root { --pad: 16px; }
  .top { gap: 14px; }
  .top .grow { display: none; }
  #q { width: auto; flex: 1; min-width: 0; font-size: 16px; }
  .zone { column-count: 1; }
  .hero h1 { font-size: 32px; }
  .hero p { font-size: 15px; }
  main { margin-top: 22px; padding-top: 20px; }
  .lnk { padding: 9px 0; font-size: 16px; }
  section { margin-bottom: 22px; }
  footer .fnote { display: none; }
}