:root{--bg: #0b1026;--card: #171d3a;--card2: #1f2749;--text: #f2f4ff;--dim: #9aa3c7;--accent: #ffc94d;--accent2: #7dd8ff;--good: #4ade80;--bad: #f87171;--radius: 16px}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{background:var(--bg);color:var(--text);font-family:Noto Sans Thai,system-ui,-apple-system,sans-serif;font-size:17px;-webkit-font-smoothing:antialiased}#root{min-height:100%;display:flex;flex-direction:column}.page{flex:1;padding:16px 16px 84px;max-width:520px;margin:0 auto;width:100%}.tabbar{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-around;background:#0b1026f5;border-top:1px solid #2a335c;padding:8px 0 max(8px,env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.tabbar button{background:none;border:none;color:var(--dim);font-size:13px;display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px 12px;cursor:pointer;font-family:inherit}.tabbar button.active{color:var(--accent)}.tabbar .ticon{font-size:22px}.card{background:var(--card);border-radius:var(--radius);padding:18px;margin-bottom:14px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#201500;border:none;border-radius:12px;font-size:17px;font-weight:700;font-family:inherit;padding:14px 22px;width:100%;cursor:pointer}.btn.secondary{background:var(--card2);color:var(--text);font-weight:500}.btn.danger{background:transparent;color:var(--bad);border:1px solid var(--bad)}.btn:disabled{opacity:.5}.input{width:100%;padding:14px;border-radius:12px;border:1px solid #35407a;background:var(--card2);color:var(--text);font-size:18px;font-family:inherit;text-align:center;letter-spacing:2px}h1{font-size:22px;margin-bottom:12px}h2{font-size:18px;margin-bottom:8px}.dim{color:var(--dim);font-size:14px}.stamp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:14px 0}.stamp{aspect-ratio:1;border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;background:var(--card2);border:2px dashed #35407a;color:var(--dim);font-size:12px}.stamp.got{border:2px solid var(--accent);background:#2a2410;color:var(--accent)}.stamp .mark{font-size:26px}.recovery-card{background:linear-gradient(135deg,#23305e,#171d3a);border:1px solid var(--accent2);border-radius:var(--radius);padding:18px;text-align:center;margin-bottom:14px}.recovery-code{font-size:28px;font-weight:800;letter-spacing:3px;color:var(--accent2);margin:8px 0;font-variant-numeric:tabular-nums;-webkit-user-select:all;user-select:all}.toast{position:fixed;top:14px;left:50%;transform:translate(-50%);background:var(--card2);border:1px solid #35407a;color:var(--text);padding:12px 20px;border-radius:999px;font-size:15px;z-index:60;max-width:92vw;text-align:center}.scanner-wrap{position:relative;border-radius:var(--radius);overflow:hidden;background:#000}.scanner-wrap video{width:100%;display:block}.scan-frame{position:absolute;top:12%;right:12%;bottom:12%;left:12%;border:3px solid rgba(255,201,77,.9);border-radius:18px;pointer-events:none;box-shadow:0 0 0 999px #00000059}.spot-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid #262f57}.spot-row:last-child{border-bottom:none}.spot-status{font-size:22px;width:32px;text-align:center}.spot-name{flex:1}.spot-name .dim{font-size:13px}.navlink{color:var(--accent2);text-decoration:none;font-size:14px;white-space:nowrap}.progress-track{height:12px;background:var(--card2);border-radius:999px;overflow:hidden;margin:10px 0}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent2),var(--accent));border-radius:999px;transition:width .6s}.tier-row{display:flex;align-items:center;gap:12px;padding:10px 0}.tier-badge{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--card2);font-weight:800;border:2px solid #35407a}.tier-badge.unlocked{border-color:var(--good);color:var(--good)}.qr-box{background:#fff;border-radius:12px;padding:12px;display:inline-block;margin:8px auto}.artwork-blurb{margin-top:10px;line-height:1.6;font-size:15px;color:#d3d9f5}.artwork-img{width:100%;border-radius:12px;margin-bottom:8px;display:block;background:var(--card2)}.event-map{width:100%;border-radius:var(--radius);margin-bottom:14px;display:block}.center{text-align:center}.mt{margin-top:12px}.row{display:flex;gap:10px}