/* 공용 스타일. 방 페이지는 고객사 사이트 안 iframe 으로 들어가므로, 배경까지
   직접 칠해 호스트 페이지의 색이 비쳐 보이지 않게 한다. */

:root {
  --ink: #14171c;
  --ink-soft: #5b636e;
  --ink-mute: #8b939e;
  --accent: #2563eb;
  --accent-deep: #1d4ed8;
  --danger: #c2352f;
  --ok: #12a37d;
  --paper: #ffffff;
  --paper-2: #f7f8fa;
  --line: rgba(20, 23, 28, .12);
  --line-soft: rgba(20, 23, 28, .07);
  --font: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
          "Noto Sans KR", "Malgun Gothic", sans-serif;
  --shadow: 0 1px 2px rgba(20, 23, 28, .06), 0 12px 30px rgba(20, 23, 28, .08);
}

* { box-sizing: border-box; }

/* .gate/.stage 처럼 display 를 지정한 요소는 그 선언이 브라우저 기본
   [hidden]{display:none} 을 이겨서, hidden 을 켜도 화면에 남는다.
   (2026-09-02 스크린샷 검수에서 입장 패널이 방 화면 위에 겹쳐 보여 발견) */
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--paper-2);
  color: var(--ink);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.65;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }

/* ── 버튼 ─────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px; padding: 0 16px; gap: 6px;
  border: 1px solid var(--line); border-radius: 10px;
  background: var(--paper); color: var(--ink);
  font-family: var(--font); font-size: 13.5px; font-weight: 700;
  cursor: pointer; transition: border-color .12s, background .12s;
}
.btn:hover { border-color: var(--ink-mute); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-outline { background: var(--paper); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--ink-soft); }
.btn-sm { min-height: 34px; padding: 0 12px; font-size: 12.5px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: default; }

/* ── 입력 ─────────────────────────────────────────────────────────── */
label { display: block; margin-bottom: 6px; font-size: 12.5px; font-weight: 700; color: var(--ink-soft); }
input[type=text], input[type=password], input[type=email], input:not([type]) {
  width: 100%; min-height: 44px; padding: 0 13px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--paper);
  font-family: var(--font); font-size: 14.5px; color: var(--ink);
}
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }
.msg { margin: 12px 0 0; font-size: 12.5px; font-weight: 700; color: var(--ink-soft); }
.msg.is-err { color: var(--danger); }
.msg.is-ok { color: var(--ok); }
.muted { color: var(--ink-mute); font-size: 12.5px; }

/* ── 방 페이지 ────────────────────────────────────────────────────── */
.room-body { background: var(--paper-2); }
.room { display: flex; flex-direction: column; height: 100vh; }

.gate { flex: 1; display: grid; place-items: center; padding: 24px; }
.gate-card {
  width: min(360px, 100%); padding: 28px;
  border: 1px solid var(--line); border-radius: 16px;
  background: var(--paper); box-shadow: var(--shadow);
}
.gate-card h1 { margin: 0 0 6px; font-size: 18px; }
.gate-sub { margin: 0 0 20px; color: var(--ink-mute); font-size: 13px; }
.gate-card .btn { margin-top: 16px; }

.notice-screen { display: grid; place-items: center; min-height: 100vh; padding: 24px; }
.notice-card {
  width: min(420px, 100%); padding: 32px; text-align: center;
  border: 1px solid var(--line); border-radius: 16px;
  background: var(--paper); box-shadow: var(--shadow);
}
.notice-card h1 { margin: 0 0 10px; font-size: 17px; color: var(--ink-soft); }
.notice-card p { margin: 0; font-size: 14.5px; }

.stage { display: flex; flex-direction: column; height: 100vh; background: var(--paper); }
.bar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  flex-wrap: wrap; padding: 10px 14px;
  border-bottom: 1px solid var(--line); background: var(--paper-2);
}
.bar-info { display: flex; align-items: center; gap: 9px; min-width: 0; }
.bar-info b { font-size: 13.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-actions { display: flex; gap: 7px; flex-wrap: wrap; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ink-mute); flex: none; }
.dot.is-on { background: var(--ok); box-shadow: 0 0 0 3px rgba(18, 163, 125, .16); }

.body { flex: 1; display: flex; min-height: 0; }
.tiles {
  flex: 1; display: grid; gap: 12px; align-content: start;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  padding: 14px; overflow-y: auto;
}
.tile { position: relative; border-radius: 12px; overflow: hidden; background: #0d0f12; }
.tile video { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: contain; background: #0d0f12; }
.tile-label {
  position: absolute; left: 9px; bottom: 9px; padding: 3px 9px; border-radius: 7px;
  background: rgba(0, 0, 0, .62); color: #fff; font-size: 11.5px; font-weight: 700;
}
.empty { margin: 0; padding: 0 16px 16px; color: var(--ink-mute); font-size: 13px; }
.empty b { color: var(--ink); }

.chat {
  width: 272px; flex: none; display: flex; flex-direction: column;
  border-left: 1px solid var(--line); background: var(--paper-2); min-height: 0;
}
.chat-log { flex: 1; overflow-y: auto; padding: 14px; }
.chat-line { margin: 0 0 9px; font-size: 13px; line-height: 1.55; }
.chat-line b { display: block; font-size: 11px; font-weight: 800; color: var(--ink-mute); }
.chat-line.is-mine b { color: var(--accent); }
.chat-note { margin: 0 0 9px; font-size: 11.5px; color: var(--ink-mute); font-style: italic; }
.chat-form { display: flex; gap: 7px; padding: 10px; border-top: 1px solid var(--line); }
.chat-form input { min-height: 38px; font-size: 13px; }

@media (max-width: 820px) {
  .body { flex-direction: column; }
  .chat { width: auto; border-left: 0; border-top: 1px solid var(--line); max-height: 40vh; }
  .tiles { grid-template-columns: 1fr; }
}

/* ── 콘솔 ─────────────────────────────────────────────────────────── */
.console-body { background: var(--paper-2); }
.console-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 20px; border-bottom: 1px solid var(--line); background: var(--paper);
}
.console-bar-right { display: flex; align-items: center; gap: 12px; }
.console-bar form { margin: 0; }
.console { max-width: 900px; margin: 0 auto; padding: 24px 20px 64px; }

.card {
  margin-bottom: 18px; padding: 22px 24px;
  border: 1px solid var(--line); border-radius: 14px; background: var(--paper);
}
.card h2 { margin: 0 0 6px; font-size: 15px; }
.card-sub { margin: 0 0 16px; color: var(--ink-soft); font-size: 13px; }
.card-highlight { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37, 99, 235, .1); }

.banner { margin: 0 0 18px; padding: 12px 16px; border-radius: 10px; font-size: 13.5px; font-weight: 700; }
.banner.is-err { background: #fdeceb; color: var(--danger); }

.facts { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); margin: 0; }
.facts dt { font-size: 12px; color: var(--ink-mute); font-weight: 700; }
.facts dd { margin: 2px 0 0; font-size: 14.5px; font-weight: 700; }

.table-scroll { overflow-x: auto; margin-bottom: 16px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--line-soft); white-space: nowrap; }
th { font-size: 11.5px; color: var(--ink-mute); font-weight: 800; }
td form { margin: 0; }

.pill { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 800; }
.pill.is-on { background: #e2f6f0; color: var(--ok); }
.pill.is-off { background: #f1f2f4; color: var(--ink-mute); }

.inline-form { display: flex; gap: 8px; flex-wrap: wrap; }
.inline-form input { flex: 1; min-width: 200px; }

textarea {
  width: 100%; margin-bottom: 12px; padding: 11px 13px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--paper);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; color: var(--ink);
  resize: vertical;
}
textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }

code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }
pre.code, pre.key-box {
  margin: 0 0 14px; padding: 14px 16px; overflow-x: auto;
  border-radius: 10px; background: #14171c; color: #e6e9ee;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; line-height: 1.7;
}
pre.key-box { color: #9ae6c4; font-size: 14px; user-select: all; }

/* ── 랜딩 ─────────────────────────────────────────────────────────── */
.site-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 20px; border-bottom: 1px solid var(--line); background: var(--paper);
}
.site-bar nav { display: flex; align-items: center; gap: 16px; font-size: 13.5px; font-weight: 700; }
.site-bar nav a { color: var(--ink-soft); text-decoration: none; }
.site-bar nav a.btn { color: #fff; }
.page { max-width: 900px; margin: 0 auto; padding: 40px 20px 64px; }
.hero { padding: 24px 0 40px; }
.hero h1 { margin: 0 0 16px; font-size: clamp(28px, 4.5vw, 42px); line-height: 1.25; font-weight: 800; }
.hero p { margin: 0 0 26px; max-width: 58ch; color: var(--ink-soft); font-size: 15.5px; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.card em { font-style: normal; color: var(--accent); }
.site-foot {
  display: flex; gap: 18px; flex-wrap: wrap; justify-content: center;
  padding: 24px 20px 40px; color: var(--ink-mute); font-size: 12.5px;
}