/* 틀린 음 찾기 — 종이+잉크+코랄 스티커 카툰 톤 (확정 목업 기준) */

:root {
  --ink: #33291f;
  --ink-soft: #7a6c5b;
  --paper: #f3ead9;
  --surface: #fffdf7;
  --card: #fff;
  --line: #e9ddc6;
  --coral: #ff6b4a;
  --coral-soft: #ffe4db;
  --teal: #2bb3a3;
  --teal-soft: #d8f2ee;
  --yellow: #ffc93c;
  --yellow-soft: #fff1c9;
  --blue: #4c89f0;
  --blue-soft: #e0eafc;
  --green: #2f9e5f;
  --green-soft: #dcf2e4;
  --red: #e5484d;
  --red-soft: #fde2e3;
  --radius: 18px;
  --shadow: 0 3px 0 var(--ink);
  /* shared-wallet 고정헤더 예약 (M2 연동 시 실제 바가 올라옴, M1에선 빈 여백만 확보) */
  --wallet-bar-h: 56px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Noto Sans KR', sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  padding-top: calc(var(--wallet-bar-h) + env(safe-area-inset-top));
  min-height: 100vh;
  display: flex;
  justify-content: center;
}

#app {
  width: 100%;
  max-width: 460px;
  min-height: 100vh;
  background: var(--paper);
  position: relative;
  padding: 16px 16px calc(32px + env(safe-area-inset-bottom));
}

h1, h2, h3, .wn-title, .wn-song-title, .wn-ear-age {
  font-family: 'Jua', 'Noto Sans KR', sans-serif;
  font-weight: 400;
}

.wn-screen { display: none; flex-direction: column; gap: 14px; }
.wn-screen.active { display: flex; }

/* ---------- 공통 ---------- */
.wn-title { font-size: 30px; margin: 8px 0 0; color: var(--ink); }
.wn-sub { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.5; }
.wn-note { background: var(--yellow-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 14px; font-size: 13px; color: var(--ink); }

.wn-stat-row { display: flex; gap: 12px; margin: 6px 0; }
.wn-stat {
  flex: 1; background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  border: 1px solid var(--line); padding: 12px; text-align: center;
}
.wn-stat-num { display: block; font-family: 'Jua', sans-serif; font-size: 26px; color: var(--coral); }
.wn-stat-label { display: block; font-size: 12px; color: var(--ink-soft); margin-top: 2px; }

.wn-btn {
  font-family: 'Jua', 'Noto Sans KR', sans-serif;
  font-size: 16px;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow);
  padding: 12px 18px;
  cursor: pointer;
  transition: transform 0.05s ease;
}
.wn-btn:active { transform: translateY(3px); box-shadow: none; }
.wn-btn-primary { background: var(--coral); color: #fff; }
.wn-btn-secondary { background: var(--teal-soft); }
.wn-btn-ghost { background: transparent; box-shadow: none; }
.wn-btn-wide { width: 100%; }
.wn-btn-small { font-size: 13px; padding: 8px 12px; }
.wn-btn-round { width: 56px; height: 56px; border-radius: 50%; font-size: 20px; padding: 0; }
.wn-btn-active { background: var(--coral-soft); }

.wn-pill {
  display: inline-block; background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: 4px 12px; font-size: 13px; color: var(--ink-soft);
}
.wn-pill-alt { background: var(--yellow-soft); color: var(--ink); }

/* ---------- 플레이 화면 ---------- */
.wn-play-header { display: flex; justify-content: space-between; align-items: center; }
.wn-song-title { font-size: 22px; margin: 0; }

.wn-stage {
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  height: 160px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}
.wn-stage-icon { font-size: 48px; }
.wn-stage-icon.wn-pulse { animation: wn-pulse 0.35s ease; }
@keyframes wn-pulse { 0% { transform: scale(1.5); } 100% { transform: scale(1); } }
.wn-stage-hint { font-size: 13px; color: var(--ink-soft); }

.wn-ruler-wrap { display: flex; flex-direction: column; gap: 4px; }
.wn-time-row { display: flex; justify-content: space-between; font-size: 12px; color: var(--ink-soft); }

.wn-ruler {
  position: relative;
  height: 64px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  touch-action: none;
}
.wn-ruler-track {
  position: absolute; left: 0; right: 0; top: 50%; height: 2px; background: var(--line); transform: translateY(-50%);
}
.wn-loop-region {
  position: absolute; top: 0; bottom: 0; background: rgba(43, 179, 163, 0.18); border-left: 2px dashed var(--teal); border-right: 2px dashed var(--teal);
}
.wn-bubble {
  position: absolute; top: 50%; width: 10px; height: 10px; margin-left: -5px; margin-top: -5px;
  background: var(--blue-soft); border: 2px solid var(--blue); border-radius: 50%;
}
.wn-bubble-found { background: var(--green-soft); border-color: var(--green); }
.wn-bubble-missed { background: var(--red-soft); border-color: var(--red); }
.wn-playhead {
  position: absolute; top: -4px; bottom: -4px; width: 2px; background: var(--coral); left: 0%;
}
.wn-markers-layer { position: absolute; inset: 0; }
.wn-marker-pin {
  position: absolute; bottom: 2px; width: 14px; height: 14px; margin-left: -7px;
  background: var(--coral); border: 2px solid var(--ink); border-radius: 50% 50% 50% 0; transform: rotate(45deg);
  cursor: grab;
}
.wn-marker-pin-labeled { background: var(--yellow); }

.wn-transport { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.wn-marker-popover {
  background: var(--card); border: 2px solid var(--ink); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 12px;
}
.wn-popover-title { margin: 0 0 8px; font-size: 13px; color: var(--ink-soft); }
.wn-popover-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.wn-corr-btn {
  font-family: 'Noto Sans KR', sans-serif; font-size: 14px; padding: 10px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--surface); cursor: pointer;
}
.wn-corr-btn:active { background: var(--coral-soft); }
.wn-popover-actions { display: flex; justify-content: space-between; margin-top: 10px; }

/* ---------- 리빌 화면 ---------- */
.wn-reveal-score { font-size: 14px; color: var(--ink-soft); }
.wn-ab-toggle { display: flex; gap: 8px; }
.wn-ruler-reveal { height: 56px; }
.wn-dev-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.wn-dev-item {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 8px 12px; font-size: 13px;
}
.wn-dev-found { border-left: 4px solid var(--green); }
.wn-dev-missed { border-left: 4px solid var(--red); }
.wn-dev-fp { border-left: 4px solid var(--ink-soft); color: var(--ink-soft); }

/* ---------- 최종 진단 화면 ---------- */
.wn-diagnosis-card {
  background: var(--card); border: 2px solid var(--ink); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 24px; text-align: center;
}
.wn-ear-age { font-size: 56px; color: var(--coral); }
.wn-ear-age-unit { font-size: 22px; margin-left: 4px; }
.wn-percentile { margin: 4px 0 12px; color: var(--ink-soft); }
.wn-emoji-grid { font-size: 30px; letter-spacing: 4px; margin-bottom: 10px; }
.wn-total-score { font-size: 13px; color: var(--ink-soft); margin: 0; }
.wn-share-status { text-align: center; font-size: 13px; color: var(--teal); min-height: 18px; }

@media (min-width: 480px) {
  #app { border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
}

/* M2: 언어 토글 + 골드 획득 라인 */
.wn-lang-btn {
  position: absolute;
  top: 10px;
  right: 12px;
  padding: 6px 12px;
  border: 2px solid var(--ink);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  font: 700 0.8rem 'Noto Sans KR', sans-serif;
  box-shadow: 0 2px 0 var(--ink);
  cursor: pointer;
}
.wn-lang-btn:active { transform: translateY(2px); box-shadow: none; }
#screen-intro { position: relative; }
.wn-gold-line {
  margin: 10px 0 0;
  font: 900 1.05rem 'Jua', 'Noto Sans KR', sans-serif;
  color: var(--coral);
}