:root{--brand-primary:#4caf50;--brand-primary-dark:#2e7d32;--brand-gradient:linear-gradient(135deg, #5cbf60 0%, #43a047 100%);--brand-light:#e8f5e9;--brand-soft:#4caf501a;--bg-page:#f4f7f4;--bg-section:#eef4ee;--bg-card:#fff;--text-primary:#16241b;--text-secondary:#4c5a50;--text-muted:#8a9a8f;--border-soft:#e3ece4;--shadow-sm:0 1px 2px #162e1e0d, 0 2px 8px #162e1e0a;--shadow-md:0 2px 6px #162e1e0d, 0 12px 28px #162e1e14;--shadow-lg:0 4px 10px #162e1e0f, 0 20px 44px #162e1e1f;--shadow-brand:0 6px 18px #4caf5059;--radius-card:20px;--radius-sm:12px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:radial-gradient(1200px 500px at 85% -10%, #4caf5012, transparent 60%), var(--bg-page);color:var(--text-primary);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica 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a.nav-link:hover{background:var(--brand-soft);color:var(--brand-primary-dark)}.topnav a.nav-link.active{background:var(--brand-light);color:var(--brand-primary-dark);font-weight:700}.topnav .nav-right{margin-left:auto}.topnav .nav-right a{background:var(--brand-gradient);color:#fff;height:36px;box-shadow:var(--shadow-brand);border-radius:999px;align-items:center;padding:0 18px;font-size:13px;font-weight:700;text-decoration:none;transition:all .2s;display:inline-flex}.topnav .nav-right a:hover{transform:translateY(-1px);box-shadow:0 8px 22px #4caf5073}.app-main{padding-top:88px;padding-bottom:48px}.tabbar{display:none}}.section-title{letter-spacing:-.2px;color:var(--text-primary);font-size:19px;font-weight:800}.section-sub{color:var(--text-muted);margin-top:3px;font-size:12.5px;display:block}.section-header{justify-content:space-between;align-items:flex-end;margin:28px 0 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button{height:42px}.profile-card{align-items:center;gap:16px;margin-bottom:16px;padding:22px;display:flex}.avatar{background:var(--brand-gradient);color:#fff;width:60px;height:60px;box-shadow:var(--shadow-brand);border-radius:50%;flex:none;justify-content:center;align-items:center;font-size:26px;display:flex}.profile-name{font-size:19px;font-weight:800}.profile-tip{color:var(--text-muted);margin-top:2px;font-size:12.5px}.stat-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px;display:grid}.stat-cell{text-align:center;padding:18px 0 16px;transition:all .2s}.stat-cell:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-num{background:var(--brand-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:24px;font-weight:800}.stat-label{color:var(--text-muted);margin-top:2px;font-size:12px}.menu-list{overflow:hidden}.menu-item{border-bottom:1px solid var(--bg-section);text-align:left;align-items:center;gap:14px;width:100%;padding:17px 20px;font-size:15px;font-weight:500;transition:background .15s;display:flex}.menu-item:hover{background:var(--brand-soft)}.menu-item:last-child{border-bottom:none}.menu-item .menu-icon{background:var(--bg-section);border-radius:12px;justify-content:center;align-items:center;width:34px;height:34px;font-size:16px;display:flex}.menu-item .menu-arrow{color:var(--text-muted);margin-left:auto}.menu-item.danger{color:#e53935}.menu-item.danger .menu-icon{background:#fdecea}.history-date{color:var(--text-muted);margin:22px 4px 12px;font-size:13px;font-weight:700}.history-item{cursor:pointer;align-items:center;gap:14px;margin-bottom:12px;padding:12px;transition:all .2s;display:flex}.history-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.history-item img{object-fit:cover;border-radius:14px;width:60px;height:60px}.history-name{flex:1;min-width:0;font-size:14.5px;font-weight:600}.history-action{background:var(--bg-section);color:var(--text-secondary);border-radius:999px;flex:none;padding:4px 12px;font-size:11.5px;font-weight:600}.history-action.cook{background:var(--brand-light);color:var(--brand-primary-dark)}.pref-group{margin-bottom:26px}.level-option{border:1.5px solid var(--border-soft);text-align:left;background:#fff;border-radius:16px;align-items:center;gap:14px;width:100%;margin-top:12px;padding:15px 18px;transition:all .2s;display:flex}.level-option:hover{border-color:#4caf5066}.level-option.active{border-color:var(--brand-primary);background:var(--brand-light);box-shadow:0 4px 14px #4caf502e}.level-label{font-size:15px;font-weight:700}.level-desc{color:var(--text-muted);font-size:12.5px}.login-wrap{flex-direction:column;justify-content:center;max-width:420px;min-height:100vh;margin:0 auto;padding:24px;display:flex}.login-logo{text-align:center;letter-spacing:1px;background:var(--brand-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:34px;font-weight:800}.login-sub{text-align:center;color:var(--text-muted);margin-top:8px;font-size:13.5px}.login-tabs{background:var(--bg-section);border-radius:999px;margin:30px 0 20px;padding:5px;display:flex}.login-tab{height:38px;color:var(--text-secondary);border-radius:999px;flex:1;font-size:14px;transition:all .2s}.login-tab.active{color:var(--brand-primary-dark);box-shadow:var(--shadow-sm);background:#fff;font-weight:700}.field{margin-bottom:16px}.field label{color:var(--text-secondary);margin-bottom:7px;font-size:13px;font-weight:600;display:block}.field input{border:1.5px solid var(--border-soft);background:#fff;border-radius:14px;outline:none;width:100%;height:48px;padding:0 16px;transition:all .2s}.field input:focus{border-color:var(--brand-primary);box-shadow:0 0 0 4px #4caf501f}.mock-hint{text-align:center;color:var(--text-muted);margin-top:16px;font-size:12px}.form-error{color:#e53935;margin:-4px 0 12px;font-size:13px}.qr-panel{flex-direction:column;gap:16px;display:flex}.qr-box{min-height:260px;box-shadow:var(--shadow-sm);background:#fff;border-radius:20px;flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:20px;display:flex;position:relative}.qr-box img{border-radius:12px;width:200px;height:200px;transition:opacity .3s}.qr-box img.qr-dim{opacity:.15}.qr-box .qr-tip{text-align:center;color:var(--text-secondary);font-size:13.5px;line-height:1.7}.qr-box .qr-tip .btn-primary{width:auto;height:40px;margin-top:12px;padding:0 24px}.qr-entry{justify-content:center;height:42px;margin-top:14px;font-size:14px}