*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}:root{--orange: #FF6B00;--orange-light: #FF9A40;--orange-bg: #FFF5EC;--white: #fff;--dark: #1A1A2E;--gray: #888;--gold: #FFD700;--gem: #A855F7;--green: #22C55E;--red: #EF4444}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--orange-bg);color:var(--dark);overflow-x:hidden;min-height:100vh;min-height:100dvh}.app{max-width:375px;margin:0 auto;min-height:100vh;min-height:100dvh;background:var(--orange-bg)}.header{position:sticky;top:0;z-index:100;background:var(--orange);color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 8px #ff6b004d}.header h1{font-size:18px;font-weight:800}.header-right{display:flex;gap:8px;align-items:center}.gem-display{background:#fff3;border-radius:20px;padding:4px 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p{font-size:12px;color:var(--gray);margin-bottom:8px}.shop-btn{padding:8px 20px;border-radius:20px;background:var(--green);color:#fff;border:none;font-size:13px;font-weight:700;cursor:pointer}.shop-btn.ad{background:var(--orange)}.modal-overlay{position:fixed;inset:0;background:#00000080;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px}.modal{background:#fff;border-radius:20px;padding:28px;max-width:320px;width:100%;text-align:center}.modal h3{font-size:18px;margin-bottom:8px}.modal p{font-size:14px;color:var(--gray);margin-bottom:16px}.modal 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label{font-size:14px}.toggle{width:48px;height:28px;border-radius:14px;background:#ccc;border:none;position:relative;cursor:pointer;transition:background .2s}.toggle.on{background:var(--orange)}.toggle:after{content:"";position:absolute;width:22px;height:22px;border-radius:50%;background:#fff;top:3px;left:3px;transition:left .2s}.toggle.on:after{left:23px}.reset-btn{width:100%;padding:14px;border-radius:12px;background:var(--red);color:#fff;border:none;font-size:14px;font-weight:700;cursor:pointer;margin-top:24px}