:root{--primary:#c9a24d;--primary-light:#fff5e1;--primary-dark:#a68529;--bg:#f5f5f5;--bg-card:#fff;--text:#1a1a1a;--text-secondary:#666;--text-tertiary:#999;--border:#e8e8e8;--success:#52c41a;--warning:#faad14;--error:#ff4d4f;--radius:12px;--shadow:0 2px 12px #0000000f}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,sans-serif;line-height:1.6}.container{max-width:720px;margin:0 auto;padding:16px}.page-header{text-align:center;padding:32px 16px 24px}.site-logo{object-fit:contain;width:72px;height:72px;margin:0 auto 12px;display:block}.page-header h1{color:var(--text);font-size:24px;font-weight:700}.page-header p{color:var(--text-secondary);margin-top:8px;font-size:14px}.activity-card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;color:inherit;margin-bottom:16px;padding:20px;text-decoration:none;transition:transform .2s,box-shadow .2s;display:block}.activity-card:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0000001a}.activity-card h3{margin-bottom:8px;font-size:17px;font-weight:600}.activity-card .desc{color:var(--text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:14px;display:-webkit-box;overflow:hidden}.activity-card .meta{color:var(--text-tertiary);align-items:center;gap:12px;margin-top:12px;font-size:12px;display:flex}.status-tag{border-radius:4px;padding:2px 8px;font-size:12px;font-weight:500;display:inline-block}.status-tag.active{color:#389e0d;background:#e6f7e6}.status-tag.draft{color:#666;background:#f0f0f0}.status-tag.closed{color:#d46b08;background:#fff2e8}.status-tag.archived{color:#999;background:#f0f0f0}.vote-option{border:2px solid var(--border);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:10px;align-items:center;margin-bottom:10px;padding:14px 16px;transition:all .2s;display:flex}.vote-option:hover{border-color:var(--primary)}.vote-option.selected{border-color:var(--primary);background:var(--primary-light)}.vote-option .radio{border:2px solid var(--border);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;margin-right:12px;transition:all .2s;display:flex}.vote-option.selected .radio{border-color:var(--primary);background:var(--primary)}.vote-option.selected .radio:after{content:"";background:#fff;border-radius:50%;width:8px;height:8px}.vote-option.multi .radio{border-radius:4px}.vote-option.multi.selected .radio:after{border-radius:2px}.result-bar{margin-bottom:14px}.result-bar .label{justify-content:space-between;margin-bottom:6px;font-size:14px;display:flex}.result-bar .track{background:#f0f0f0;border-radius:12px;height:24px;overflow:hidden}.result-bar .fill{background:linear-gradient(90deg, var(--primary), var(--primary-dark));border-radius:12px;min-width:4px;height:100%;transition:width .6s}.result-bar .fill.mine{background:linear-gradient(90deg, var(--success), #73d13d)}.btn-primary{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:10px;width:100%;padding:14px;font-size:16px;font-weight:600;transition:opacity .2s;display:block}.btn-primary:hover{opacity:.9}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.login-page{flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.login-box{background:var(--bg-card);border-radius:var(--radius);width:100%;max-width:380px;box-shadow:var(--shadow);padding:40px 32px}.login-box h2{text-align:center;margin-bottom:32px;font-size:22px}.login-box input{border:1px solid var(--border);border-radius:8px;outline:none;width:100%;margin-bottom:16px;padding:12px 16px;font-size:15px;transition:border-color .2s}.login-box input:focus{border-color:var(--primary)}.code-row{gap:10px;margin-bottom:16px;display:flex}.code-row input{flex:1;margin-bottom:0}.btn-code{border:1px solid var(--primary);background:var(--primary-light);color:var(--primary-dark);cursor:pointer;white-space:nowrap;border-radius:8px;flex-shrink:0;padding:12px 14px;font-size:13px;font-weight:500;transition:opacity .2s}.btn-code:hover{opacity:.8}.btn-code:disabled{opacity:.5;cursor:not-allowed}.login-error{color:var(--error);text-align:center;margin-bottom:12px;font-size:13px}.empty-state{text-align:center;color:var(--text-tertiary);padding:60px 20px}.empty-state .icon{margin-bottom:16px;font-size:48px}.empty-state .empty-icon{object-fit:contain;width:96px;height:96px;margin:0 auto 16px;display:block}.loading{text-align:center;color:var(--text-tertiary);padding:40px}.site-footer{text-align:center;color:var(--text-tertiary);margin-top:24px;padding:24px 16px 32px;font-size:12px;line-height:1.9}.site-footer .footer-brand{color:var(--text-secondary)}.site-footer a{color:var(--text-tertiary);text-decoration:none}.site-footer a:hover{color:var(--primary);text-decoration:underline}.login-page .site-footer{width:100%;margin-top:auto}@media (width<=480px){.container{padding:12px}.page-header{padding:24px 12px 16px}.page-header h1{font-size:20px}.activity-card{padding:16px}.login-box{padding:32px 20px}}