:root{--primary:#8b0000;--bg:#f9f9f9;--bg-accent:#fffacd;--white:#fff;--text-main:#333;--text-muted:#777;--shopee:#ee4d2d;--tiktok:#000}*{box-sizing:border-box;margin:0;padding:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}body{background-color:var(--bg);color:var(--text-main);line-height:1.6}.container{max-width:1200px;margin:40px auto;padding:0 20px}.section-title{text-align:center;color:var(--primary);margin-bottom:40px;font-size:28px}.section-title:after{content:"";background:var(--primary);width:60px;height:3px;margin:10px auto 0;display:block}.btn{text-align:center;color:var(--white);cursor:pointer;border:none;border-radius:6px;padding:10px;font-size:14px;font-weight:700;text-decoration:none;transition:opacity .3s}.btn:hover{opacity:.85}.btn:disabled,.btn.disabled{color:#9e9e9e;cursor:not-allowed;pointer-events:none;background-color:#e0e0e0}.wheel-wrapper{width:320px;height:320px;margin:0 auto 30px;position:relative}.wheel-pointer{z-index:10;border-top:40px solid #222;border-left:20px solid #0000;border-right:20px solid #0000;width:0;height:0;position:absolute;top:-15px;left:50%;transform:translate(-50%)}.wheel-canvas{border:8px solid var(--primary);border-radius:50%;width:100%;height:100%;transition:transform 5s;box-shadow:0 0 15px #8b000066}.modal-overlay{z-index:100;background:#000c;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;padding:20px;display:flex;position:fixed;top:0;left:0}.ticket-card{background-color:var(--bg-accent);border:4px dashed var(--primary);text-align:center;border-radius:15px;width:100%;max-width:320px;padding:30px 20px;position:relative;box-shadow:0 10px 25px #0000004d}.ticket-brand{color:var(--primary);letter-spacing:2px;margin-bottom:10px;font-size:28px;font-weight:900}.ticket-prize{color:var(--primary);border:2px solid var(--primary);background:#fff;border-radius:8px;margin:15px 0;padding:10px;font-size:24px;font-weight:700}.admin-panel{text-align:left;background:#fff;border-radius:12px;width:90%;max-width:400px;padding:25px}.admin-trigger{opacity:.15;cursor:pointer;z-index:50;-webkit-user-select:none;user-select:none;font-size:20px;position:fixed;bottom:15px;right:15px}.admin-trigger:hover{opacity:.5}