:root{--primary: #e8590c;--primary-dark: #c2410c;--primary-light: #fff4ec;--accent: #f59e0b;--bg: #faf7f2;--card: #ffffff;--text: #292524;--text-2: #78716c;--text-3: #a8a29e;--line: #eee7dd;--success: #16a34a;--success-light: #f0fdf4;--danger: #dc2626;--danger-light: #fef2f2;--radius: 16px;--radius-sm: 10px;--shadow: 0 2px 12px rgba(41, 37, 36, .06);--safe-bottom: env(safe-area-inset-bottom, 0px)}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,HarmonyOS Sans SC,Microsoft YaHei,Segoe UI,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.6}#app{max-width:640px;margin:0 auto;min-height:100vh;background:var(--bg)}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin:0 14px 14px}.card-title{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:600;margin-bottom:14px}.card-title .dot{width:6px;height:18px;border-radius:3px;background:linear-gradient(180deg,var(--primary),var(--accent));flex-shrink:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:999px;font-size:15px;font-weight:600;padding:12px 24px;cursor:pointer;transition:opacity .15s,transform .05s;font-family:inherit}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--primary),#f97316);color:#fff}.btn-outline{background:var(--card);color:var(--primary);border:1px solid var(--primary)}.btn-block{display:flex;width:100%}.field{margin-bottom:14px}.field:last-child{margin-bottom:0}.field-label{display:block;font-size:14px;font-weight:500;color:var(--text);margin-bottom:6px}.field-label .required{color:var(--danger);margin-left:2px}.input,.select{width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);padding:11px 12px;font-size:15px;color:var(--text);background:#fffdfb;outline:none;transition:border-color .15s;font-family:inherit;-webkit-appearance:none;-moz-appearance:none;appearance:none}.input:focus,.select:focus{border-color:var(--primary)}.input::placeholder{color:var(--text-3)}.input.invalid{border-color:var(--danger);background:var(--danger-light)}.field-error{color:var(--danger);font-size:12px;margin-top:4px}.select-wrap{position:relative}.select-wrap:after{content:"";position:absolute;right:14px;top:50%;width:8px;height:8px;border-right:1.5px solid var(--text-2);border-bottom:1.5px solid var(--text-2);transform:translateY(-70%) rotate(45deg);pointer-events:none}.input-suffix{position:relative}.input-suffix .input{padding-right:46px}.input-suffix .suffix{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--text-2);font-size:13px;pointer-events:none}.tip{display:flex;gap:8px;background:var(--primary-light);border-radius:var(--radius-sm);padding:10px 12px;font-size:13px;color:#9a3412;line-height:1.5}.tip .tip-icon{flex-shrink:0;width:16px;height:16px;border-radius:50%;background:var(--primary);color:#fff;font-size:11px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;margin-top:2px}.option-list{display:flex;flex-direction:column;gap:10px}.option-item{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:11px 12px;cursor:pointer;transition:all .15s;background:#fffdfb;font-size:14px}.option-item.selected{border-color:var(--primary);background:var(--primary-light);color:var(--primary-dark);font-weight:500}.option-badge{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--bg);border:1.5px solid var(--line);color:var(--text-2);font-size:12px;display:inline-flex;align-items:center;justify-content:center;transition:all .15s}.option-item.selected .option-badge{background:var(--primary);border-color:var(--primary);color:#fff}.page-header{text-align:center;padding:34px 20px 10px}.page-header .subtitle{color:var(--text-2);font-size:13px;margin-top:6px}.page-header h1{font-size:22px;font-weight:700;letter-spacing:.5px}.toast{position:fixed;left:50%;bottom:90px;transform:translate(-50%);background:#292524e0;color:#fff;font-size:14px;padding:10px 18px;border-radius:999px;z-index:999;white-space:nowrap;animation:toast-in .2s ease}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.loading-box{display:flex;flex-direction:column;align-items:center;gap:10px;padding:80px 20px;color:var(--text-2);font-size:13px}.spinner{width:26px;height:26px;border:3px solid var(--line);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}