/* young-hub — JARVIS dark theme
   데이터 마크 팔레트(검증 통과, dark L0.48–0.67, surface #0b1017):
   cyan #1899ad · gold #b57b2e · red #c04b3d */
:root {
  --surface: #0b1017;
  --panel: #101720;
  --panel-2: #0e141c;
  --line: #1b2836;
  --line-glow: rgba(67, 211, 232, .22);
  --ink: #d7e4ec;
  --ink-2: #93a7b4;
  --ink-3: #5d7280;
  --cyan: #43d3e8;          /* UI 크롬 전용 (데이터 마크 아님) */
  --cyan-deep: #1899ad;     /* 데이터 마크 */
  --gold: #b57b2e;
  --red: #c04b3d;
  --glow: 0 0 12px rgba(67, 211, 232, .14);
  --mono: Consolas, "Cascadia Mono", monospace;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--surface); color: var(--ink);
  background-image: radial-gradient(ellipse 80% 50% at 50% -10%, rgba(67,211,232,.06), transparent);
  font-family: "Segoe UI", Pretendard, -apple-system, "Malgun Gothic", sans-serif;
  font-size: 15px; line-height: 1.55;
}
main { max-width: 960px; margin: 0 auto; padding: 16px 14px 64px; }
a { color: var(--cyan); }

/* 상단 네비 */
.topnav {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(11,16,23,.9); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line); padding: 10px 14px;
  box-shadow: 0 1px 0 var(--line-glow);
}
.topnav .brand {
  font-weight: 700; text-decoration: none; color: var(--cyan);
  letter-spacing: .12em; text-transform: uppercase; font-size: 14px;
  text-shadow: 0 0 14px rgba(67,211,232,.5);
}
.topnav nav { display: flex; gap: 2px; }
.topnav nav a {
  text-decoration: none; color: var(--ink-2); padding: 6px 10px;
  border-radius: 6px; font-size: 13px; letter-spacing: .04em;
  border: 1px solid transparent;
}
.topnav nav a.on {
  color: var(--cyan); border-color: var(--line-glow);
  background: rgba(67,211,232,.07); box-shadow: var(--glow);
}
.topnav nav a.logout { color: var(--ink-3); }

/* 패널 */
.card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line); border-radius: 10px;
  padding: 16px; margin: 12px 0;
}
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.tiles { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.tile {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line); border-left: 2px solid var(--cyan-deep);
  border-radius: 8px; padding: 12px 14px;
}
.tile .k { font-size: 11px; color: var(--ink-3); text-transform: uppercase; letter-spacing: .1em; }
.tile .v { font-size: 22px; font-weight: 700; margin-top: 2px; font-family: var(--mono); color: var(--ink); }
.tile .s { font-size: 12px; color: var(--ink-2); }
h1 { font-size: 20px; margin: 14px 0 6px; letter-spacing: .02em; }
h2 { font-size: 15px; margin: 18px 0 6px; color: var(--ink-2); text-transform: uppercase; letter-spacing: .1em; }
h2 .muted { text-transform: none; letter-spacing: 0; }
.muted { color: var(--ink-3); font-size: 13px; }

/* 테이블 */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--line); }
th { color: var(--ink-3); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.scrollwrap { overflow-x: auto; }
.num { text-align: right; font-family: var(--mono); font-size: 12.5px; }

/* 차트 */
.chartbox { position: relative; height: 260px; }
@media (max-width: 520px) { .chartbox { height: 220px; } }

/* 로그인 */
.login-wrap { max-width: 340px; margin: 18vh auto 0; text-align: center; }
.login-wrap h1 {
  color: var(--cyan); letter-spacing: .18em; text-transform: uppercase;
  text-shadow: 0 0 18px rgba(67,211,232,.55);
}
.login-wrap input[type=password] {
  width: 100%; padding: 12px; font-size: 16px; border: 1px solid var(--line);
  border-radius: 8px; background: var(--panel); color: var(--ink);
  font-family: var(--mono); text-align: center; letter-spacing: .2em;
}
.login-wrap input[type=password]:focus { outline: none; border-color: var(--cyan-deep); box-shadow: var(--glow); }
.login-wrap button {
  width: 100%; margin-top: 10px; padding: 12px; font-size: 14px; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: #06222a; background: var(--cyan); border: 0; border-radius: 8px; cursor: pointer;
  box-shadow: 0 0 18px rgba(67,211,232,.35);
}
.error {
  background: rgba(192,75,61,.12); color: #e08a7e; border: 1px solid rgba(192,75,61,.4);
  border-radius: 8px; padding: 8px 10px; font-size: 13px; margin-top: 10px;
}

/* 위키 */
.wiki-layout { display: grid; grid-template-columns: 220px 1fr; gap: 18px; }
@media (max-width: 760px) { .wiki-layout { grid-template-columns: 1fr; } .wiki-side { order: 2; } }
.wiki-side details { margin-bottom: 6px; }
.wiki-side summary { cursor: pointer; font-weight: 600; font-size: 12px; color: var(--ink-2); text-transform: uppercase; letter-spacing: .08em; }
.wiki-side a { display: block; font-size: 12.5px; padding: 2px 0 2px 12px; color: var(--ink-2); text-decoration: none; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wiki-side a:hover { color: var(--cyan); }
.wiki-body { min-width: 0; }
.wiki-body img { max-width: 100%; }
.wiki-body pre { background: #0a0f15; border: 1px solid var(--line); padding: 10px; border-radius: 8px; overflow-x: auto; font-size: 12.5px; }
.wiki-body code { background: #0a0f15; padding: 1px 5px; border-radius: 4px; font-size: .9em; color: var(--cyan); }
.wiki-body pre code { background: none; padding: 0; color: var(--ink); }
.wiki-body blockquote { border-left: 2px solid var(--cyan-deep); margin-left: 0; padding-left: 12px; color: var(--ink-2); }
.wiki-body table { font-size: 12.5px; }
.wikilink { color: var(--cyan); }
.wikilink.dead { color: var(--ink-3); border-bottom: 1px dotted var(--ink-3); }
.meta-chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0 2px; }
.chip {
  background: rgba(67,211,232,.08); color: var(--cyan); font-size: 11px;
  border: 1px solid var(--line-glow); border-radius: 999px; padding: 2px 9px;
  font-family: var(--mono);
}
.chip.tag { background: rgba(181,123,46,.1); color: #d1a25e; border-color: rgba(181,123,46,.3); }
.searchbar { display: flex; gap: 6px; margin: 6px 0 12px; }
.searchbar input {
  flex: 1; padding: 9px 12px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 14px; background: var(--panel); color: var(--ink);
}
.searchbar input:focus { outline: none; border-color: var(--cyan-deep); box-shadow: var(--glow); }
.searchbar button { padding: 9px 14px; border: 0; border-radius: 8px; background: var(--cyan); color: #06222a; font-weight: 700; cursor: pointer; }

/* 캘린더 */
.cal-head { display: flex; align-items: center; justify-content: space-between; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; }
.cal-grid .dow { font-size: 10.5px; color: var(--ink-3); text-align: center; padding: 4px 0; text-transform: uppercase; letter-spacing: .08em; }
.cal-cell {
  background: var(--panel); border: 1px solid var(--line); border-radius: 6px;
  min-height: 64px; padding: 4px 5px; font-size: 11px;
}
.cal-cell.empty { background: transparent; border-color: transparent; }
.cal-cell .d { font-size: 11px; color: var(--ink-3); font-family: var(--mono); }
.cal-cell.today { border-color: var(--cyan-deep); box-shadow: var(--glow); }
.cal-cell.today .d { color: var(--cyan); font-weight: 700; }
.cal-ev {
  background: rgba(24,153,173,.25); color: #9adfe9; border-left: 2px solid var(--cyan-deep);
  border-radius: 3px; padding: 1px 4px; margin-top: 2px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.ev-list li { margin: 4px 0; }
.ev-time { color: var(--ink-3); font-family: var(--mono); margin-right: 6px; font-size: 12px; }
.dday-badge {
  display: inline-block; min-width: 46px; text-align: center; font-size: 11.5px; font-weight: 700;
  border-radius: 4px; padding: 2px 8px; margin-right: 8px; font-family: var(--mono);
  background: rgba(24,153,173,.15); color: var(--cyan); border: 1px solid var(--line-glow);
}
.dday-badge.warn { background: rgba(181,123,46,.15); color: #d1a25e; border-color: rgba(181,123,46,.35); }

/* 카드 iframe — points-system은 자체(라이트) 테마 유지 */
.cards-frame { width: 100%; height: calc(100vh - 120px); border: 1px solid var(--line); border-radius: 10px; background: #fff; }