/* 체킹 Checking — Leapinity 색(보라 #7c5cff → 하늘 #38bdf8 → 민트 #2dd4a7), 휴대폰 먼저
   글꼴은 기기 글꼴(빠르게). 어두운 화면은 기기 설정을 따라가요. 움직임 줄이기 설정이면 움직임을 멈춰요 */
:root {
  --vio: #7c5cff; --sky: #38bdf8; --mint: #2dd4a7;
  --grad: linear-gradient(100deg, var(--vio) 0%, var(--sky) 55%, var(--mint) 100%);
  --ink: #161c3d; --soft: #4f5677; --mute: #5f6686;
  --bg: #f5f6fb; --card: #ffffff; --line: #e4e7f1; --chip: #f1f3fa;
  --vio-ink: #5b3fe0; --vio-soft: #f1edff;
  --ok: #0f7556; --ok-bg: #e8faf3; --bad: #c0305c; --bad-bg: #ffe8ef;
  --wait: #d63a5e; --go: #13a36f;
  --shadow: 0 10px 30px rgba(22, 28, 61, .08);
  --r: 20px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eef0fb; --soft: #c0c6e6; --mute: #a3aacd;
    --bg: #0b1030; --card: #161d45; --line: #2b3468; --chip: #232b5c;
    --vio-ink: #c2b4ff; --vio-soft: #2a2466;
    --ok: #6ee7c4; --ok-bg: rgba(45, 212, 167, .14); --bad: #ff9cbb; --bad-bg: rgba(244, 114, 182, .16);
    --shadow: 0 10px 30px rgba(0, 0, 0, .3);
    color-scheme: dark;
  }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", system-ui, sans-serif;
  font-size: 16px; line-height: 1.6; overflow-x: hidden; word-break: keep-all; overflow-wrap: anywhere;
}
a { color: var(--vio-ink); }
h1, h2, h3, p { margin: 0; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; }
.wrap { width: 100%; max-width: 760px; margin: 0 auto; padding: 0 16px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* 위쪽 */
.top { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 8px; height: 56px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 19px; text-decoration: none; color: var(--ink); }
.logo img { width: 30px; height: 30px; border-radius: 9px; }
.logo small { font-weight: 700; font-size: 13px; color: var(--mute); }
.top nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; border-radius: 12px; text-decoration: none; font-weight: 700; font-size: 15px; color: var(--soft); }
.top nav a:hover { background: var(--chip); }

/* 첫 띠 */
.hero { padding: 26px 0 8px; }
.hero h1 { font-size: clamp(26px, 6.4vw, 38px); line-height: 1.25; letter-spacing: -.02em; }
.hero h1 .g { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { margin-top: 10px; color: var(--soft); font-size: 16.5px; }
.crumb { font-size: 14px; color: var(--mute); margin-bottom: 6px; }
.crumb a { color: var(--mute); }

/* 카드 목록 */
.cards { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 18px 0 8px; padding: 0; list-style: none; }
@media (min-width: 560px) { .cards { grid-template-columns: 1fr 1fr; } }
.card { display: flex; gap: 14px; align-items: center; padding: 18px; border-radius: var(--r); background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow); text-decoration: none; color: var(--ink); min-height: 96px; transition: transform .15s; }
.card:hover { transform: translateY(-2px); }
.card .ic { flex: none; width: 58px; height: 58px; border-radius: 16px; display: grid; place-items: center; font-size: 30px; background: var(--vio-soft); }
.card b { display: block; font-size: 18px; }
.card span { display: block; font-size: 14.5px; color: var(--soft); line-height: 1.45; }
.card em { display: inline-block; margin-top: 4px; font-style: normal; font-size: 13px; font-weight: 700; color: var(--ok); }
.cards.small .card { min-height: 0; padding: 12px 14px; }
.cards.small .card .ic { width: 44px; height: 44px; font-size: 22px; border-radius: 12px; }
.cards.small .card b { font-size: 16px; }

/* 테스트 판 */
.panel { scroll-margin-top: 68px; margin: 16px 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); padding: 16px; }
.friend { margin: 12px 0 0; padding: 12px 14px; border-radius: 14px; background: var(--vio-soft); color: var(--vio-ink); font-weight: 700; font-size: 15px; }
.tabs { display: flex; gap: 8px; margin-bottom: 12px; }
.tabs button { flex: 1; min-height: 44px; border-radius: 12px; border: 1px solid var(--line); background: var(--chip); font-weight: 700; cursor: pointer; }
.tabs button[aria-pressed="true"] { background: var(--vio); border-color: var(--vio); color: #fff; }
.stage { position: relative; width: 100%; border-radius: 16px; user-select: none; -webkit-user-select: none; touch-action: manipulation; -webkit-tap-highlight-color: transparent; overflow: hidden; }
.big-zone { min-height: min(56vh, 420px); display: grid; place-items: center; text-align: center; padding: 20px; cursor: pointer; background: #4f46c8; color: #fff; border: 0; width: 100%; }
.big-zone .em { font-size: 54px; line-height: 1; display: block; margin-bottom: 10px; }
.big-zone .msg { font-size: clamp(22px, 6vw, 30px); font-weight: 800; display: block; }
.big-zone .sub { margin-top: 8px; font-size: 16px; opacity: .92; display: block; }
.big-zone.wait { background: var(--wait); }
.big-zone.go { background: var(--go); }
.big-zone.early { background: #b26a00; }
.big-zone.done { background: #3c3f6e; }
.stats { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; padding: 0; list-style: none; }
.stats li { flex: 1 1 70px; text-align: center; padding: 8px 6px; border-radius: 12px; background: var(--chip); font-size: 14px; color: var(--soft); }
.stats li b { display: block; font-size: 18px; color: var(--ink); }
.hint { margin-top: 10px; font-size: 14.5px; color: var(--mute); }

/* 에임 */
.aim-zone { height: min(62vh, 460px); background: var(--chip); border: 1px solid var(--line); cursor: crosshair; }
.target { position: absolute; width: 56px; height: 56px; margin: -28px 0 0 -28px; border-radius: 50%; border: 0; padding: 0; cursor: pointer;
  background: radial-gradient(circle, #fff 0 18%, #ff4f7b 19% 42%, #fff 43% 62%, #ff4f7b 63%); box-shadow: 0 4px 12px rgba(0, 0, 0, .25); }
.target.first { width: 96px; height: 96px; margin: -48px 0 0 -48px; color: #fff; font-weight: 800; background: var(--vio); font-size: 17px; }
.aim-hud { position: absolute; left: 10px; top: 8px; font-weight: 800; font-size: 15px; color: var(--soft); pointer-events: none; }

/* 색깔 */
.color-grid { display: grid; gap: 6px; width: min(100%, 440px); aspect-ratio: 1; margin: 0 auto; }
.color-grid button { -webkit-tap-highlight-color: transparent; border: 0; border-radius: 10px; padding: 0; cursor: pointer; min-width: 0; min-height: 0; }
.color-grid.n7 button, .color-grid.n8 button { border-radius: 7px; }
.bar { height: 10px; border-radius: 99px; background: var(--chip); overflow: hidden; margin: 6px 0 12px; }
.bar i { display: block; height: 100%; background: var(--grad); width: 100%; transform-origin: left; }

/* 숫자 기억 · 타자 */
.show-num { min-height: 160px; display: grid; place-items: center; font-size: clamp(30px, 9vw, 52px); font-weight: 800; letter-spacing: .08em; text-align: center; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; padding: 10px; }
.field { width: 100%; min-height: 54px; padding: 10px 14px; font: inherit; font-size: 20px; border-radius: 14px; border: 2px solid var(--line); background: var(--bg); color: var(--ink); }
.field:focus { border-color: var(--vio); outline: none; }
.target-line { font-size: clamp(19px, 5.2vw, 24px); font-weight: 700; line-height: 1.6; padding: 14px; border-radius: 14px; background: var(--chip); margin-bottom: 10px; min-height: 64px; }
.target-line .r { color: var(--ok); }
.target-line .w { color: var(--bad); background: var(--bad-bg); border-radius: 4px; }
.target-line .c { border-bottom: 3px solid var(--vio); }
.row { display: flex; gap: 8px; margin-top: 10px; align-items: center; }
.row .field { flex: 1; min-width: 0; }

/* 단추 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 48px; padding: 0 18px; border-radius: 14px; border: 0; cursor: pointer; font-weight: 800; font-size: 16px; text-decoration: none; background: var(--chip); color: var(--ink); }
.btn.main { background: var(--vio); color: #fff; }
.btn.wide { width: 100%; }
.btn:disabled { opacity: .5; cursor: default; }
.btns { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 14px; }
.btns .btn.main, .btns .btn.wide { grid-column: 1 / -1; }
.center { text-align: center; }
.start-box { text-align: center; padding: 22px 8px; }
.start-box .em { font-size: 56px; line-height: 1; }
.start-box p { color: var(--soft); margin: 10px 0 16px; }

/* 결과 */
.result { text-align: center; padding: 8px 4px; }
.result .label { font-size: 15px; color: var(--mute); font-weight: 700; }
.result .score { font-size: clamp(40px, 12vw, 58px); font-weight: 900; line-height: 1.15; letter-spacing: -.02em; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin: 4px 0; }
.result .extra { color: var(--soft); font-weight: 700; }
.result .grade { margin-top: 12px; font-size: 22px; font-weight: 900; }
.result .gline { color: var(--soft); }
.result .top { display: inline-block; margin-top: 14px; padding: 8px 16px; border-radius: 99px; background: var(--ok-bg); color: var(--ok); font-weight: 900; font-size: 20px; }
.result .note { margin-top: 6px; font-size: 13.5px; color: var(--mute); }
.result .best { margin-top: 10px; font-size: 14.5px; color: var(--soft); }
.result .best.new { color: var(--vio-ink); font-weight: 800; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: #161c3d; color: #fff; padding: 10px 18px; border-radius: 99px; font-weight: 700; z-index: 50; max-width: calc(100% - 32px); text-align: center; }

/* 글 (방법·자주 묻는 질문) */
.doc { margin: 28px 0; }
.doc h2 { font-size: 21px; margin: 26px 0 10px; }
.doc ol, .doc ul { padding-left: 22px; margin: 0; }
.doc li { margin: 4px 0; }
.doc p { color: var(--soft); margin: 8px 0; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 14px; margin: 8px 0; }
.faq summary { cursor: pointer; padding: 12px 14px; font-weight: 700; min-height: 44px; }
.faq details p { padding: 0 14px 12px; margin: 0; }
.note-box { padding: 12px 14px; border-radius: 14px; background: var(--vio-soft); color: var(--ink); font-size: 15px; margin: 12px 0; }

/* 광고 자리 (나중에 애드센스. 지금은 비어 있어서 안 보임) */
.ad-slot { margin: 16px 0; }
.ad-slot:empty { display: none; }

/* 아래쪽 */
.foot { margin-top: 40px; padding: 26px 0 34px; border-top: 1px solid var(--line); font-size: 14px; color: var(--mute); }
.foot .links { display: flex; flex-wrap: wrap; gap: 4px 14px; margin: 8px 0; }
.foot a { color: var(--soft); display: inline-flex; align-items: center; min-height: 32px; }
.foot .made b { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

[hidden] { display: none !important; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}