:root {
  --bg: #fff7fb; --card: #ffffff; --ink: #3b2a2a; --muted: #8a6a6a; --line: #f3d9e4;
  --pink: #ff6b9d; --pink-soft: #ffe1ec; --mint: #7fd8be; --mint-soft: #e2f7f0; --lav: #b8a1ff; --lav-soft: #ece6ff; --yellow: #ffd166;
  --radius: 18px; --shadow: 0 6px 20px rgba(255, 107, 157, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Noto Sans KR", system-ui, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.55; }
h1, h2, h3, .brand b, .step-num { font-family: "Gaegu", "Noto Sans KR", cursive; }
a { color: var(--pink); }
button { font-family: inherit; cursor: pointer; }
[hidden] { display: none !important; }
.muted { color: var(--muted); }

.top { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px; background: rgba(255, 247, 251, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-emoji { font-size: 30px; }
.brand b { font-size: 26px; display: block; line-height: 1; }
.brand small { color: var(--muted); font-size: 12px; }
.view-toggle { display: flex; background: #fff; border: 2px solid var(--line); border-radius: 999px; padding: 3px; }
.view-toggle button { border: 0; background: transparent; padding: 7px 12px; border-radius: 999px; font-weight: 600; color: var(--muted); font-size: 14px; }
.view-toggle button.on { background: var(--pink); color: #fff; }

main { max-width: 1100px; margin: 0 auto; padding: 16px; }
.hero { text-align: center; padding: 20px 8px 8px; }
.hero h1 { font-size: 40px; margin: 0 0 8px; }
.hero p { margin: 0 auto 16px; max-width: 640px; color: var(--muted); }
.filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.filters button, .chip { border: 2px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 12px; font-size: 14px; }
.filters button.on { background: var(--lav); border-color: var(--lav); color: #fff; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; margin-top: 18px; }
.card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 12px; display: flex; flex-direction: column; gap: 6px; text-decoration: none; color: inherit; transition: transform .15s; position: relative; overflow: hidden; }
.card:hover { transform: translateY(-3px); }
.card svg { width: 100%; height: 190px; background: linear-gradient(#fff, var(--pink-soft)); border-radius: 12px; }
.card h3 { margin: 4px 0 0; font-size: 24px; }
.card .en { color: var(--muted); font-size: 12px; }
.badges { display: flex; flex-wrap: wrap; gap: 4px; font-size: 12px; }
.badge { background: var(--mint-soft); border-radius: 999px; padding: 2px 8px; }
.badge.lv { background: var(--pink-soft); }
.badge.solo { background: var(--lav-soft); }
.badge.len { background: #fff3d6; }
.card .done-mark { position: absolute; top: 10px; right: 10px; background: var(--yellow); border-radius: 999px; padding: 2px 8px; font-size: 12px; font-weight: 700; }

.world { margin-top: 40px; }
.world h2 { font-size: 30px; margin: 0; }
.culture-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; margin-top: 12px; }
.culture { background: #fff; border-radius: 14px; padding: 12px 14px; border: 1px solid var(--line); font-size: 14px; }
.culture b { font-size: 16px; }
.culture .src { display: block; margin-top: 6px; font-size: 12px; }

/* 상세 */
.detail-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; margin: 6px 0 10px; }
.detail-head h1 { font-size: 38px; margin: 0; }
.detail-head .back { margin-left: auto; }
.detail-layout { display: grid; grid-template-columns: minmax(280px, 420px) 1fr; gap: 18px; }
@media (max-width: 760px) { .detail-layout { grid-template-columns: 1fr; } .hero h1 { font-size: 32px; } .brand small { display: none; } }
.stage { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 12px; position: sticky; top: 70px; }
.stage-svgs { display: flex; gap: 6px; justify-content: center; }
.stage svg { width: 100%; max-height: 520px; background: linear-gradient(#fff, var(--pink-soft)); border-radius: 12px; }
.stage.twin svg { width: 50%; }
.caption { min-height: 56px; margin: 10px 4px 6px; font-size: 17px; font-weight: 500; }
.caption .step-num { color: var(--pink); font-size: 22px; margin-right: 6px; }
.controls { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.controls button { border: 0; background: var(--pink-soft); color: var(--ink); border-radius: 12px; padding: 8px 12px; font-size: 15px; font-weight: 600; }
.controls button.primary { background: var(--pink); color: #fff; padding: 8px 18px; }
.controls label { font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 4px; margin-left: auto; }
.controls input[type=range] { width: 80px; }
.progress { display: flex; gap: 3px; margin: 8px 0 0; }
.progress i { flex: 1; height: 6px; border-radius: 3px; background: var(--line); }
.progress i.done { background: var(--mint); }
.progress i.now { background: var(--pink); }

.steps { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.steps li { background: #fff; border: 2px solid transparent; border-radius: 12px; padding: 8px 12px; display: flex; gap: 10px; cursor: pointer; }
.steps li.now { border-color: var(--pink); background: var(--pink-soft); }
.steps li.done { opacity: .7; }
.steps .step-num { color: var(--pink); font-size: 22px; min-width: 28px; }
.panel { background: #fff; border-radius: var(--radius); padding: 14px 16px; margin-top: 14px; border: 1px solid var(--line); }
.panel h3 { margin: 0 0 6px; font-size: 22px; }
.panel ul { margin: 0; padding-left: 18px; }
.tip { background: var(--mint-soft); border-radius: 12px; padding: 10px 12px; }
.culture-card { background: var(--lav-soft); }
.yt { display: inline-block; margin-top: 6px; background: #ff0000; color: #fff; text-decoration: none; padding: 6px 12px; border-radius: 10px; font-weight: 600; font-size: 14px; }
.done-btn { border: 2px solid var(--yellow); background: #fff; border-radius: 12px; padding: 8px 14px; font-weight: 700; }
.done-btn.on { background: var(--yellow); }

/* SVG 애니메이션 */
.seg .strand.glow { filter: drop-shadow(0 0 5px rgba(255, 107, 157, .9)); }
.seg.current .strand { }
.foot { max-width: 1100px; margin: 30px auto; padding: 0 16px; display: flex; justify-content: space-between; gap: 10px; color: var(--muted); font-size: 12px; }