:root{--primary:#7c5cfc;--primary-hover:#6a4de8;--primary-bg:#f0ebff;--primary-light:#a78bfa;--accent:#a855f7;--accent-bg:#fdf4ff;--bg-page:#f8f7ff;--bg-card:#fff;--bg-surface:#f3f0fb;--border:#e8e3f4;--border-strong:#d0c9e8;--text-primary:#1a1535;--text-secondary:#4a4568;--text-muted:#9590b0;--color-success:#059669;--color-success-bg:#ecfdf5;--color-danger:#dc2626;--color-danger-bg:#fef2f2;--color-warning:#d97706;--color-warning-bg:#fffbeb;--color-info:#0284c7;--color-info-bg:#f0f9ff;--radius:14px;--radius-sm:10px;--radius-lg:20px;--shadow:0 2px 10px #7c5cfc12, 0 1px 2px #0000000a;--shadow-md:0 4px 16px #7c5cfc1a, 0 2px 4px #0000000d;--shadow-lg:0 12px 32px #7c5cfc21, 0 4px 8px #0000000f}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{height:100%}body{color:var(--text-primary);background:var(--bg-page);-webkit-font-smoothing:antialiased;min-height:100%;font-family:Noto Sans TC,-apple-system,BlinkMacSystemFont,sans-serif;font-size:15px;line-height:1.6}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.btn{border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;-webkit-tap-highlight-color:transparent;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:10px 18px;font-family:inherit;font-size:14px;font-weight:600;text-decoration:none;transition:all .15s;display:inline-flex}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn.primary{color:#fff;background:linear-gradient(135deg,#7c5cfc,#a855f7);border-color:#0000;box-shadow:0 4px 14px #7c5cfc59}.btn.primary:hover:not(:disabled){background:linear-gradient(135deg,#6a4de8,#9333ea);box-shadow:0 6px 20px #7c5cfc73}.btn.secondary{background:var(--bg-card);color:var(--text-primary);border-color:var(--border-strong)}.btn.secondary:hover:not(:disabled){background:var(--bg-surface)}.btn.ghost{color:var(--text-secondary);background:0 0;border-color:#0000}.btn.ghost:hover:not(:disabled){background:var(--bg-surface)}.btn.danger{background:var(--color-danger);color:#fff;border-color:var(--color-danger);box-shadow:0 4px 12px #dc262640}.btn.sm{padding:6px 12px;font-size:13px}.btn.lg{padding:14px 24px;font-size:16px}.btn.full{width:100%}.form-group{flex-direction:column;gap:6px;display:flex}.form-label{color:var(--text-secondary);font-size:13px;font-weight:600}.form-label .required{color:var(--color-danger);margin-left:2px}.form-input,.form-select,.form-textarea{width:100%;color:var(--text-primary);background:var(--bg-card);border:1.5px solid var(--border-strong);border-radius:var(--radius-sm);outline:none;padding:11px 14px;font-family:inherit;font-size:15px;transition:border-color .15s,box-shadow .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #7c5cfc26}.form-input::placeholder{color:var(--text-muted)}.form-input[type=text],.form-input[type=email]{font-size:16px}.form-textarea{resize:vertical;min-height:80px}.form-hint{color:var(--text-muted);font-size:12px}.form-error{color:var(--color-danger);font-size:12px}.page-container{max-width:480px;margin:0 auto;padding:24px 16px}.page-title{color:var(--text-primary);margin-bottom:4px;font-size:20px;font-weight:800}.page-subtitle{color:var(--text-muted);margin-bottom:24px;font-size:14px}.divider{color:var(--text-muted);align-items:center;gap:12px;margin:16px 0;font-size:13px;display:flex}.divider:before,.divider:after{content:"";background:var(--border);flex:1;height:1px}.badge{border-radius:999px;align-items:center;padding:3px 10px;font-size:12px;font-weight:600;display:inline-flex}.badge.primary{background:var(--primary-bg);color:var(--primary)}.badge.success{background:var(--color-success-bg);color:var(--color-success)}.badge.warning{background:var(--color-warning-bg);color:var(--color-warning)}.badge.danger{background:var(--color-danger-bg);color:var(--color-danger)}@keyframes spin{to{transform:rotate(360deg)}}.spinner{border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:24px;height:24px;animation:.6s linear infinite spin}.spinner.sm{width:16px;height:16px}.spinner.lg{border-width:3px;width:40px;height:40px}.loading-center{justify-content:center;align-items:center;min-height:200px;display:flex}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.toast-container{z-index:9999;pointer-events:none;flex-direction:column;gap:8px;width:calc(100vw - 32px);max-width:360px;display:flex;position:fixed;bottom:90px;left:50%;transform:translate(-50%)}.toast{border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);pointer-events:all;padding:12px 16px;font-size:14px;font-weight:600;animation:.2s slideUp}.toast.success{background:var(--color-success);color:#fff}.toast.error{background:var(--color-danger);color:#fff}.toast.info{background:var(--primary);color:#fff}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{opacity:0;transform:translateY(24px)scale(.97)}to{opacity:1;transform:none}}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;background:#0f0a1e80;justify-content:center;align-items:flex-end;padding:0;animation:.15s fadeIn;display:flex;position:fixed;inset:0}@media (width>=640px){.modal-overlay{align-items:center;padding:24px}}.modal-box{background:var(--bg-card);border-radius:var(--radius-lg) var(--radius-lg) 0 0;width:100%;max-width:480px;max-height:90vh;padding:24px;animation:.2s slideIn;overflow-y:auto}@media (width>=640px){.modal-box{border-radius:var(--radius-lg);max-height:80vh}}.modal-title{color:var(--text-primary);margin-bottom:16px;font-size:17px;font-weight:700}.steps{align-items:center;gap:0;margin-bottom:28px;display:flex}.step-item{flex:1;align-items:center;display:flex}.step-circle{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:12px;font-weight:700;transition:all .2s;display:flex}.step-circle.active{background:linear-gradient(135deg, var(--primary), var(--accent));color:#fff;box-shadow:0 3px 10px #7c5cfc66}.step-circle.done{background:var(--color-success);color:#fff}.step-circle.inactive{background:var(--bg-surface);color:var(--text-muted);border:1px solid var(--border)}.step-line{background:var(--border);flex:1;height:2px;margin:0 4px}.step-line.done{background:var(--color-success)}.rank-row{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);align-items:center;gap:10px;padding:12px 14px;display:flex}.empty-state{text-align:center;color:var(--text-muted);padding:48px 24px}.empty-state .empty-icon{margin-bottom:12px;font-size:40px}.empty-state .empty-title{color:var(--text-secondary);margin-bottom:6px;font-size:16px;font-weight:700}.empty-state .empty-desc{font-size:14px}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton{background:linear-gradient(90deg, var(--bg-surface) 25%, var(--border) 50%, var(--bg-surface) 75%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.4s infinite shimmer}@media (width<=640px){.form-input,.form-select,.form-textarea{font-size:16px}.btn.lg{padding:14px 20px}}