:root{--bg-color: #fdfcfb;--card-bg: #f0ebe3;--primary-color: #a3734f;--text-main: #3d2b1f;--text-muted: #6b5a4a;--accent-gold: #c8970a;--shadow: 0 8px 30px rgba(163, 115, 79, .1);--font-serif: "Source Han Serif SC", "Noto Serif SC", Georgia, serif}body{margin:0;background-color:var(--bg-color);color:var(--text-main);font-family:-apple-system,PingFang SC,sans-serif;overflow:hidden}.app-container{height:100vh;display:flex;flex-direction:column;background:radial-gradient(circle at center,#fdfcfb,#f5f0e8)}.app-header{padding:20px 32px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(163,115,79,.1)}.app-header h1{font-family:var(--font-serif);font-size:24px;margin:0;color:var(--primary-color)}.cloud-badge{font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:4px;background:#a3734f0d;padding:4px 10px;border-radius:20px}.header-actions{display:flex;gap:12px}.icon-btn{background:none;border:none;color:var(--primary-color);cursor:pointer;padding:8px;border-radius:50%;transition:all .3s}.icon-btn:hover{background:#a3734f1a;transform:translateY(-2px)}.main-content{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:40px;padding-bottom:60px}.wheel-wrapper{position:relative;width:340px;height:340px;filter:drop-shadow(0 15px 35px rgba(61,43,31,.15))}.wheel-inner{width:100%;height:100%;border-radius:50%;border:8px solid var(--card-bg);box-sizing:border-box;background:#fff}.pointer{position:absolute;top:-15px;left:50%;transform:translate(-50%);z-index:10}.spin-button{background:var(--primary-color);color:#fff;border:none;padding:16px 48px;border-radius:40px;font-size:18px;font-weight:700;display:flex;align-items:center;gap:10px;cursor:pointer;box-shadow:0 10px 25px #a3734f4d;transition:all .3s cubic-bezier(.175,.885,.32,1.275)}.spin-button:hover:not(:disabled){transform:scale(1.05) translateY(-3px);box-shadow:0 15px 30px #a3734f66}.spin-button:disabled{opacity:.7;cursor:not-allowed}.sidebar{position:fixed;top:0;right:0;width:320px;height:100%;background:var(--bg-color);box-shadow:-10px 0 40px #0000001a;z-index:100;padding:32px;display:flex;flex-direction:column;border-left:1px solid rgba(163,115,79,.1)}.sidebar-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.sidebar-header h2{font-family:var(--font-serif);font-size:20px;margin:0}.prize-list,.history-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.prize-item{background:var(--card-bg);padding:16px;border-radius:16px;display:flex;flex-direction:column;gap:8px}.prize-item input[type=text]{background:#fff;border:1px solid rgba(163,115,79,.2);padding:8px 12px;border-radius:8px;font-size:14px;color:var(--text-main)}.weight-control{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-muted)}.weight-control input{width:60px;border:1px solid rgba(163,115,79,.2);border-radius:4px;padding:2px 6px}.delete-btn{align-self:flex-end;background:none;border:none;color:#d32f2f;cursor:pointer;opacity:.6}.add-btn{margin-top:12px;background:none;border:2px dashed var(--primary-color);color:var(--primary-color);padding:12px;border-radius:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;font-weight:700}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#3d2b1f66;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:200}.result-card{background:var(--bg-color);padding:40px;border-radius:32px;text-align:center;max-width:300px;box-shadow:0 20px 50px #0003;position:relative}.winner-name{font-family:var(--font-serif);font-size:28px;color:var(--primary-color);margin:20px 0 30px;font-weight:700}.close-btn{background:var(--primary-color);color:#fff;border:none;padding:12px 32px;border-radius:20px;cursor:pointer;font-weight:700}.history-item{padding:12px;border-bottom:1px solid rgba(163,115,79,.1);display:flex;justify-content:space-between;font-size:14px}.h-time{color:var(--text-muted);font-size:12px}.loading-screen{height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-color);color:var(--primary-color);font-family:var(--font-serif)}