.game-nav{position:sticky;top:0;z-index:20;background:#101936;color:#fff;padding:12px 4vw;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.game-brand{font-weight:800;margin-right:auto}.game-nav button{font:inherit;border:0;border-radius:10px;padding:9px 12px;background:#26345c;color:#fff;cursor:pointer}.game-nav button.active{background:#7567ee}.game-page{max-width:1180px;margin:auto;padding:24px 4vw 60px}.game-page[hidden]{display:none}.game-hero{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:20px}.game-hero h2{margin:0 0 5px}.game-card{background:#fff;border-radius:16px;padding:18px;box-shadow:0 3px 14px #17203312}.mode-grid,.interest-grid,.score-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.mode-card{border:0;text-align:left;cursor:pointer;color:inherit}.mode-card .mode-icon{font-size:38px}.mode-card h3{margin:6px 0}.form-row{display:flex;gap:10px;flex-wrap:wrap}.form-row input{flex:1}.house{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:18px}.room{min-height:155px;text-align:center;display:grid;align-content:center;gap:5px;background:#fff;border-radius:15px;box-shadow:0 3px 14px #17203312}.room-icon{font-size:42px}.pair{font-weight:800;color:#5b4bdb}.story-box{margin-top:16px;padding:18px;border-radius:15px;background:#fff7dc}.match-stage{text-align:center;display:grid;gap:16px}.match-code{font-size:74px;font-weight:800;color:#5b4bdb}.match-choices{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.match-choice{border:2px solid #e4e6ef;border-radius:14px;background:#fff;padding:16px;cursor:pointer;font:inherit}.match-choice .pic{font-size:36px}.leaderboard{width:100%;border-collapse:collapse;margin-top:16px}.leaderboard td,.leaderboard th{padding:10px;border-bottom:1px solid #e6e8ef;text-align:left}.interest{display:flex;align-items:center;gap:8px;background:#fff;border-radius:12px;padding:13px;box-shadow:0 2px 10px #17203312}.action{border:0;border-radius:11px;background:#5b4bdb;color:#fff;padding:11px 16px;font:inherit;font-weight:700;cursor:pointer}.secondary{background:#e9e7ff;color:#4637bc}.status{padding:10px;border-radius:10px;background:#edf1f8}.help-list{display:grid;gap:12px}.help-list h3{margin:0 0 5px}.game-dictionary header{position:static;border-radius:16px}.game-dictionary .header-save{margin-top:12px}.stat{text-align:center}.stat b{font-size:26px;display:block}.name-row{display:flex;gap:8px;justify-content:center}.name-row input{max-width:260px}@media(max-width:760px){.mode-grid,.interest-grid,.score-grid{grid-template-columns:1fr}.house{grid-template-columns:1fr 1fr}.room:last-child{grid-column:1/-1}.match-choices{grid-template-columns:1fr}.game-nav .game-brand{width:100%}}