/* ============================================================
   bal.css — 밸런스 메이커스 (lessonType: "bal")
   콘셉트: "네온 VS 아케이드" — 딥네이비 무대에 좌=코랄 / 우=시안 팀 컬러.
   봉인(금고)→개봉(막대 차오름)의 게임쇼 리듬. 학생 모바일 우선.
   ============================================================ */
:root {
  --blBg: #14172b;           /* 딥네이비 */
  --blBg2: #1d2140;
  --blInk: #eef0ff;
  --blMut: #9aa1c9;
  --blLine: #303660;
  --blL: #ff5a6e;            /* 왼쪽 = 코랄 */
  --blR: #2dd4bf;            /* 오른쪽 = 시안 */
  --blGold: #ffd45e;
}

/* ================= 학생 무대 ================= */
.bl-stage {
  min-height: 100vh; min-height: 100dvh;
  background:
    radial-gradient(800px 400px at 15% -5%, #ff5a6e14, transparent 60%),
    radial-gradient(800px 400px at 85% -5%, #2dd4bf14, transparent 60%),
    var(--blBg);
  color: var(--blInk);
  display: flex; flex-direction: column;
}
.bl-scroll { flex: 1; max-width: 560px; width: 100%; margin: 0 auto; padding: 4px 16px 40px; box-sizing: border-box; }
.bl-center-col { text-align: center; padding-top: 36px; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.bl-h2 { font-size: 20px; font-weight: 900; margin: 6px 0; }
.bl-muted { font-size: 13.5px; color: var(--blMut); line-height: 1.65; margin: 4px 0; }
.bl-muted.center, .center { text-align: center; }
.bl-err { font-size: 13px; color: var(--blL); font-weight: 700; margin: 8px 0; }
.bl-kicker { font-size: 11px; font-weight: 800; letter-spacing: 2.5px; color: var(--blMut); }

.bl-top { display: flex; align-items: center; justify-content: space-between; max-width: 560px; width: 100%;
  margin: 0 auto; padding: 14px 16px 10px; box-sizing: border-box; border-bottom: 1px solid var(--blLine); }
.bl-top-title { font-weight: 900; font-size: 15.5px; display: flex; align-items: center; gap: 7px; }
.bl-top-g { font-size: 11px; font-weight: 800; color: var(--blBg); background: var(--blGold); border-radius: 3px; padding: 3px 8px; }
.bl-top-leave { background: none; border: none; font-size: 13px; color: var(--blMut); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }

.bl-cta { width: 100%; padding: 15px; border: none; border-radius: 14px; font-size: 16px; font-weight: 900;
  cursor: pointer; transition: all .15s; margin-top: 12px;
  background: linear-gradient(90deg, var(--blL), var(--blR)); color: #fff; box-shadow: 0 4px 16px #0006; }
.bl-cta:active { transform: translateY(2px); }
.bl-cta.off { background: #3a3f66; color: #7d84ad; cursor: default; box-shadow: none; }
.bl-cta-sm { width: 100%; padding: 11px; border: none; border-radius: 10px; font-size: 14px; font-weight: 800;
  cursor: pointer; background: linear-gradient(90deg, var(--blL), var(--blR)); color: #fff; margin-top: 8px; }
.bl-cta-sm.off { background: #3a3f66; color: #7d84ad; cursor: default; }
.bl-cta-sm.ghost { background: transparent; border: 1.5px solid var(--blLine); color: var(--blInk); }

/* ---------- 입장 ---------- */
.bl-enter-stage { justify-content: center; align-items: center; padding: 26px 16px; }
.bl-enter-card { width: 100%; max-width: 420px; text-align: center; }
.bl-enter-logo { font-size: 30px; font-weight: 900; letter-spacing: -0.5px; display: flex; align-items: center; justify-content: center; gap: 10px; }
.bl-enter-logo .L { color: var(--blL); text-shadow: 0 0 24px #ff5a6e88, 0 0 60px #ff5a6e44; animation: blNeon 3.2s ease-in-out infinite; }
.bl-enter-logo .R { color: var(--blR); text-shadow: 0 0 24px #2dd4bf88, 0 0 60px #2dd4bf44; animation: blNeon 3.2s ease-in-out 1.6s infinite; }
.bl-enter-logo em { font-style: normal; font-size: 26px; animation: blSway 2.6s ease-in-out infinite; display: inline-block; }
@keyframes blNeon { 0%, 100% { opacity: 1; } 8% { opacity: .55; } 12% { opacity: 1; } 46% { opacity: 1; } 50% { opacity: .8; } 54% { opacity: 1; } }
@keyframes blSway { 0%, 100% { transform: rotate(-7deg); } 50% { transform: rotate(7deg); } }
.bl-enter-sub { font-size: 14px; color: var(--blMut); margin: 10px 0 16px; }
.bl-namegrid { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin: 4px 0 16px; max-height: 220px; overflow-y: auto; }
.bl-name { border: 1.5px solid var(--blLine); border-radius: 999px; padding: 8px 16px; font-size: 13.5px;
  font-weight: 700; color: var(--blMut); background: var(--blBg2); cursor: pointer; transition: all .13s; }
.bl-name.on { background: var(--blInk); border-color: var(--blInk); color: var(--blBg); }
.bl-input { width: 100%; box-sizing: border-box; border: 1.5px solid var(--blLine); border-radius: 12px;
  background: var(--blBg2); padding: 11px 14px; font-size: 14.5px; color: var(--blInk); outline: none; margin-top: 8px; font-family: inherit; }
.bl-input:focus { border-color: var(--blR); box-shadow: 0 0 0 3px #2dd4bf22; }
.bl-input.center { text-align: center; letter-spacing: 4px; font-weight: 800; }
.bl-input.L:focus { border-color: var(--blL); box-shadow: 0 0 0 3px #ff5a6e22; }

/* ---------- 제작 ---------- */
.bl-makebox { border: 1.5px solid var(--blLine); border-radius: 16px; background: var(--blBg2); padding: 16px; margin-top: 14px; }
.bl-makebox.approved { border-color: var(--blR); }
.bl-makebox.rejected { border-color: var(--blGold); }
.bl-makebox-head { display: flex; justify-content: space-between; align-items: center; font-size: 15px; font-weight: 900; margin-bottom: 8px; }
.bl-status { font-size: 11px; font-weight: 800; border-radius: 999px; padding: 4px 10px; }
.bl-status.pending { background: #3a3f66; color: var(--blMut); }
.bl-status.approved { background: #2dd4bf26; color: var(--blR); }
.bl-status.rejected { background: #ffd45e26; color: var(--blGold); }
.bl-reject { font-size: 12.5px; color: var(--blGold); background: #ffd45e14; border: 1px dashed #ffd45e55;
  border-radius: 10px; padding: 8px 11px; margin: 0 0 8px; line-height: 1.5; }
.bl-presets { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.bl-preset { border: 1px solid var(--blLine); border-radius: 999px; background: transparent; color: var(--blMut);
  font-size: 11.5px; padding: 5px 11px; cursor: pointer; }
.bl-preset:hover { border-color: var(--blR); color: var(--blR); }
.bl-lr-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.bl-lr-inputs .bl-input.L { border-color: #ff5a6e55; }
.bl-lr-inputs .bl-input.R { border-color: #2dd4bf55; }

/* ---------- 투표 ---------- */
.bl-play-kicker { font-size: 11.5px; font-weight: 800; letter-spacing: 2px; color: var(--blMut); margin-top: 10px; }
.bl-q { font-size: 21px; font-weight: 900; line-height: 1.5; text-align: center; margin: 10px 0 16px; }
.bl-pick { position: relative; display: flex; flex-direction: column; gap: 12px; }
.bl-pick-vs { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); z-index: 2;
  font-size: 13px; font-weight: 900; color: var(--blInk); background: var(--blBg); border: 2px solid var(--blLine);
  border-radius: 50%; width: 38px; height: 38px; display: grid; place-items: center; pointer-events: none; }
.bl-pick-side { border: 2px solid; border-radius: 18px; padding: 26px 16px; font-size: 17px; font-weight: 900;
  cursor: pointer; transition: all .15s; background: var(--blBg2); color: var(--blInk); line-height: 1.45; }
.bl-pick-side.L { border-color: #ff5a6e55; }
.bl-pick-side.R { border-color: #2dd4bf55; }
.bl-pick-side { position: relative; overflow: hidden; }
.bl-pick-side:active { transform: scale(.97); }
.bl-pick-side.L.on { background: #ff5a6e22; border-color: var(--blL); box-shadow: 0 0 28px #ff5a6e55; transform: scale(1.02); animation: blPickPulse 1.6s ease-in-out infinite; }
.bl-pick-side.R.on { background: #2dd4bf22; border-color: var(--blR); box-shadow: 0 0 28px #2dd4bf55; transform: scale(1.02); animation: blPickPulseR 1.6s ease-in-out infinite; }
@keyframes blPickPulse { 0%, 100% { box-shadow: 0 0 28px #ff5a6e55; } 50% { box-shadow: 0 0 14px #ff5a6e33; } }
@keyframes blPickPulseR { 0%, 100% { box-shadow: 0 0 28px #2dd4bf55; } 50% { box-shadow: 0 0 14px #2dd4bf33; } }
.bl-pick-tag { position: absolute; top: 0; left: 0; width: 34px; height: 34px; display: grid; place-items: center;
  font-size: 14px; font-weight: 900; color: var(--blBg); border-bottom-right-radius: 14px; opacity: .92; }
.bl-pick-side.L .bl-pick-tag { background: var(--blL); }
.bl-pick-side.R .bl-pick-tag { background: var(--blR); }
.bl-pick-check { position: absolute; top: 7px; right: 12px; font-size: 18px; font-weight: 900;
  opacity: 0; transform: scale(.3); transition: all .22s cubic-bezier(.2, 1.6, .4, 1); }
.bl-pick-side.L .bl-pick-check { color: var(--blL); }
.bl-pick-side.R .bl-pick-check { color: var(--blR); }
.bl-pick-side.on .bl-pick-check { opacity: 1; transform: scale(1); }
.bl-reason-box { margin-top: 14px; position: relative; }
.bl-ta { width: 100%; box-sizing: border-box; border: 1.5px solid var(--blLine); border-radius: 12px;
  background: var(--blBg2); padding: 12px 14px; font-size: 14.5px; line-height: 1.6; color: var(--blInk);
  outline: none; resize: vertical; font-family: inherit; min-height: 64px; }
.bl-ta:focus { border-color: var(--blGold); box-shadow: 0 0 0 3px #ffd45e22; }
.bl-reason-count { text-align: right; font-size: 12px; font-weight: 800; color: var(--blMut); margin-top: 4px; }
.bl-reason-count.ok { color: var(--blR); }
.bl-sealcount { text-align: center; font-size: 15px; color: var(--blMut); margin-top: 14px; }
.bl-sealcount b { color: var(--blGold); font-size: 1.2em; }
.bl-sealcount.small { font-size: 13px; margin-top: 10px; }
.bl-vault { font-size: 56px; animation: blVault .6s cubic-bezier(.2, 1.6, .4, 1) both; }
@keyframes blVault { 0% { transform: scale(.3) rotate(-12deg); opacity: 0; } 60% { transform: scale(1.2) rotate(5deg); } 100% { transform: scale(1); opacity: 1; } }
.bl-myside .L, .bl-myside b.L { color: var(--blL); }
.bl-myside .R, .bl-myside b.R { color: var(--blR); }
.bl-myside { text-align: center; font-size: 14px; color: var(--blMut); margin: 8px 0; }
.bl-minor-badge { display: block; width: fit-content; margin: 8px auto 0; font-size: 12.5px; font-weight: 900;
  color: var(--blGold); background: #ffd45e1c; border: 1px solid #ffd45e55; border-radius: 999px; padding: 5px 14px;
  animation: blBadgeIn .5s .9s cubic-bezier(.2, 1.6, .4, 1) both; }
.bl-minor-badge.even { color: var(--blR); background: #2dd4bf1c; border-color: #2dd4bf55; }
@keyframes blBadgeIn { from { opacity: 0; transform: scale(.5); } to { opacity: 1; transform: scale(1); } }
.bl-myreason { display: block; margin-top: 5px; font-size: 12.5px; }
.bl-waiting { font-size: 13.5px; color: var(--blMut); margin-top: 6px; }
.bl-dots i { font-style: normal; animation: blDot 1.4s infinite; }
.bl-dots i:nth-child(2) { animation-delay: .2s; }
.bl-dots i:nth-child(3) { animation-delay: .4s; }
@keyframes blDot { 0%, 60%, 100% { opacity: .25; } 30% { opacity: 1; } }

/* ---------- 결과 막대 ---------- */
.bl-bars { display: flex; flex-direction: column; gap: 12px; margin-top: 8px; }
.bl-bar-row { display: flex; align-items: center; gap: 10px; }
.bl-bar-label { width: 96px; font-size: 12.5px; font-weight: 800; text-align: right; line-height: 1.35; flex-shrink: 0; }
.bl-bar-label.L { color: var(--blL); }
.bl-bar-label.R { color: var(--blR); }
.bl-bar-track { flex: 1; height: 34px; border-radius: 10px; background: var(--blBg2); overflow: hidden; border: 1px solid var(--blLine); }
.bl-bar { height: 100%; border-radius: 9px; display: flex; align-items: center; justify-content: flex-end;
  padding-right: 10px; min-width: 34px; box-sizing: border-box;
  animation: blGrow 1.15s cubic-bezier(.2, .8, .3, 1) both; }   /* 개봉 순간 0→득표만큼 차오름 */
@keyframes blGrow { from { width: 34px; } }
.bl-bar b { animation: blCount .4s .8s both; }
@keyframes blCount { from { opacity: 0; transform: scale(.4); } to { opacity: 1; transform: scale(1); } }
.bl-bar.L { background: linear-gradient(90deg, #ff5a6e88, var(--blL)); }
.bl-bar.R { background: linear-gradient(90deg, #2dd4bf88, var(--blR)); }
.bl-bar b { color: #fff; font-size: 15px; text-shadow: 0 1px 2px #0006; }
.bl-tension { text-align: center; font-size: 14px; font-weight: 900; color: var(--blMut); margin: 12px 0; }
.bl-tension.hot { color: var(--blGold); font-size: 17px; animation: blPulse 1.2s ease-in-out infinite; }
@keyframes blPulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.07); } }
.bl-reasons { display: flex; flex-direction: column; gap: 7px; margin-top: 10px; }
.bl-reason-card { font-size: 13px; line-height: 1.55; border-radius: 12px; padding: 9px 13px; background: var(--blBg2); border-left: 3px solid; }
.bl-reason-card.L { border-color: var(--blL); }
.bl-reason-card.R { border-color: var(--blR); }
.bl-reason-card span { color: var(--blMut); font-size: 11.5px; }

/* ---------- 완료 ---------- */
.bl-done-list { display: flex; flex-direction: column; gap: 9px; margin-top: 12px; }
.bl-done-item { border: 1.5px solid var(--blLine); border-radius: 14px; background: var(--blBg2); padding: 11px 14px; }
.bl-done-head { display: flex; gap: 10px; align-items: flex-start; }
.bl-done-head p { font-size: 14px; font-weight: 800; margin: 0; line-height: 1.5; }
.bl-tension-badge { flex-shrink: 0; width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center;
  font-size: 14px; font-weight: 900; color: var(--blBg); background: var(--blGold); }
.bl-tension-badge.small { width: 32px; height: 32px; font-size: 12px; }
.bl-highlight-lr { display: block; font-size: 12px; color: var(--blMut); margin-top: 6px; }

/* ================= 교사 ================= */
.bl-host { display: flex; flex-direction: column; min-height: 100vh; background: var(--blBg); color: var(--blInk); }
.bl-host-head { padding: 14px 18px 10px; border-bottom: 1px solid var(--blLine); background: var(--blBg2); }
.bl-host-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.bl-host-id { display: flex; align-items: baseline; gap: 10px; }
.bl-roomcode { font-size: 27px; font-weight: 900; letter-spacing: 5px; }
.bl-count { font-size: 13px; color: var(--blMut); font-weight: 700; }
.bl-chip { border: 1.5px solid var(--blLine); border-radius: 999px; padding: 7px 14px; font-size: 13px;
  font-weight: 700; background: transparent; color: var(--blMut); cursor: pointer; transition: all .12s; }
.bl-chip:hover { border-color: var(--blInk); color: var(--blInk); }
.bl-chip.ok { border-color: var(--blR); color: var(--blR); }
.bl-chip.no { border-color: var(--blL); color: var(--blL); }
.bl-steps { display: flex; align-items: center; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
.bl-step { display: inline-flex; align-items: center; gap: 6px; border: 1.5px solid var(--blLine); border-radius: 999px;
  padding: 7px 14px; font-size: 13px; font-weight: 700; background: transparent; color: var(--blMut); cursor: pointer; }
.bl-step.on { background: var(--blInk); border-color: var(--blInk); color: var(--blBg); }
.bl-step.done { border-color: var(--blGold); color: var(--blGold); }
.bl-step-no { display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%;
  background: #ffffff18; font-size: 11px; font-weight: 900; }

.bl-host-body { display: flex; flex: 1; min-height: 0; }
.bl-side { width: 340px; flex-shrink: 0; border-right: 1px solid var(--blLine); padding: 14px; overflow-y: auto;
  background: #171a33; display: flex; flex-direction: column; gap: 12px; }
.bl-main { flex: 1; padding: 22px; overflow-y: auto; }
@media (max-width: 900px) { .bl-host-body { flex-direction: column; } .bl-side { width: auto; border-right: 0; border-bottom: 1px solid var(--blLine); } }

.bl-panel { border: 1px solid var(--blLine); border-radius: 14px; background: var(--blBg2); padding: 14px; }
.bl-panel-title { font-size: 13.5px; font-weight: 900; margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
.bl-badge { display: inline-grid; place-items: center; min-width: 20px; height: 20px; border-radius: 10px;
  background: var(--blL); color: #fff; font-size: 11px; padding: 0 6px; }
.bl-join { display: flex; gap: 12px; align-items: center; }
.bl-join-code { font-size: 30px; font-weight: 900; letter-spacing: 5px; }
.bl-join-url { font-size: 12px; color: var(--blMut); }
.bl-ok { font-size: 12.5px; color: var(--blR); margin: 4px 0; }
.bl-warn { font-size: 12.5px; color: var(--blGold); margin: 6px 0 0; line-height: 1.5; }
.bl-meter-row { display: flex; justify-content: space-between; font-size: 13px; color: var(--blMut); padding-top: 8px; }
.bl-meter-row b { color: var(--blInk); }
.bl-cur-mini { font-size: 13px; line-height: 1.5; margin: 0 0 6px; }
.bl-cur-mini b { color: var(--blGold); }

.bl-queue-item { border: 1px solid var(--blLine); border-radius: 12px; padding: 10px 12px; margin-bottom: 8px; background: #1a1e3d; }
.bl-queue-meta { font-size: 11px; font-weight: 800; color: var(--blMut); }
.bl-queue-q { font-size: 13.5px; font-weight: 800; margin: 4px 0 2px; line-height: 1.5; }
.bl-queue-lr { font-size: 12px; color: var(--blMut); margin: 0 0 8px; }
.bl-queue-btns { display: flex; gap: 6px; }

/* 프로젝션 */
.bl-proj-center { text-align: center; padding-top: 30px; max-width: 940px; margin: 0 auto; }
.bl-proj-emoji { font-size: 50px; }
.bl-proj-title { font-size: clamp(22px, 3vw, 32px); font-weight: 900; margin: 12px 0; line-height: 1.5; }
.bl-proj-title em { font-style: normal; color: var(--blGold); }
.bl-proj-sub { font-size: 15px; color: var(--blMut); line-height: 1.7; }
.bl-make-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin-top: 20px; }
.bl-make-card { border: 1px solid var(--blLine); border-radius: 12px; background: var(--blBg2); padding: 12px; font-size: 12px; color: var(--blMut); }
.bl-make-card b { display: block; font-size: 14px; color: var(--blInk); margin-bottom: 3px; }
.bl-make-card.done { border-color: var(--blR); box-shadow: 0 0 14px #2dd4bf22; }

.bl-play { max-width: 940px; margin: 0 auto; text-align: center; padding-top: 16px; }
.bl-play-kicker { font-size: 12px; font-weight: 800; letter-spacing: 2px; color: var(--blMut); }
.bl-play-q { font-size: clamp(24px, 3.6vw, 40px); font-weight: 900; line-height: 1.45; margin: 14px 0 22px; }
.bl-vs-proj { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: stretch; }
.bl-vs-side { border: 2px solid; border-radius: 20px; padding: 34px 18px; font-size: clamp(17px, 2vw, 24px);
  font-weight: 900; display: grid; place-items: center; line-height: 1.45; }
.bl-vs-side.L { border-color: var(--blL); background: #ff5a6e14; color: var(--blL); text-shadow: 0 0 20px #ff5a6e44; }
.bl-vs-side.R { border-color: var(--blR); background: #2dd4bf14; color: var(--blR); text-shadow: 0 0 20px #2dd4bf44; }
.bl-vs-mid { align-self: center; font-size: 20px; font-weight: 900; color: var(--blInk); }
.bl-host .bl-bars { max-width: 780px; margin: 18px auto 0; }
.bl-host .bl-bar-track { height: 46px; }
.bl-host .bl-bar-label { width: 150px; font-size: 15px; }
.bl-host .bl-reasons { max-width: 720px; margin: 12px auto 0; }
.bl-highlight-list { max-width: 760px; margin: 18px auto 0; display: flex; flex-direction: column; gap: 10px; text-align: left; }
.bl-highlight { display: flex; gap: 12px; align-items: center; border: 1px solid var(--blLine); border-radius: 14px;
  background: var(--blBg2); padding: 12px 16px; }
.bl-highlight.top { border-color: var(--blGold); box-shadow: 0 0 18px #ffd45e22; }
.bl-highlight-q { font-size: 16px; font-weight: 800; margin: 0; line-height: 1.5; }

.bl-overlay { position: fixed; inset: 0; background: #14172bde; display: grid; place-items: center; z-index: 90; }
.bl-sheet { background: var(--blBg2); border: 1px solid var(--blLine); border-radius: 18px; padding: 26px; max-width: 92vw; }
.bl-sheet canvas { background: #fff; padding: 8px; border-radius: 10px; }