:root{--primary: #4e6ef2;--primary-light: #e8edff;--primary-dark: #3a5bdb;--text-primary: #1a1a2e;--text-secondary: #6b7280;--text-tertiary: #9ca3af;--bg-page: #f5f6f8;--bg-card: #ffffff;--border-color: #e5e7eb;--shadow-sm: 0 1px 3px rgba(0,0,0,.04);--shadow-md: 0 2px 8px rgba(0,0,0,.06);--shadow-lg: 0 8px 24px rgba(0,0,0,.08);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg-page);color:var(--text-primary);-webkit-font-smoothing:antialiased}.top-nav{position:fixed;top:0;left:0;right:0;height:56px;background:var(--bg-card);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 24px;z-index:100;box-shadow:var(--shadow-sm)}.top-nav-logo{font-size:17px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:8px;white-space:nowrap}.top-nav-menu{flex:1;display:flex;align-items:center;gap:2px;margin-left:32px;overflow-x:auto;scrollbar-width:none}.top-nav-menu::-webkit-scrollbar{display:none}.top-nav-item{padding:6px 14px;font-size:13px;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:all .2s;white-space:nowrap;display:flex;align-items:center;gap:6px;text-decoration:none}.top-nav-item:hover{background:var(--primary-light);color:var(--primary)}.top-nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}.top-nav-item .coming-soon-tag{font-size:10px;color:var(--text-tertiary);background:#f3f4f6;padding:1px 6px;border-radius:4px;margin-left:4px}.top-nav-right{display:flex;align-items:center;gap:16px;white-space:nowrap}.credits-pill{display:inline-flex;align-items:center;gap:4px;padding:4px 14px;background:var(--primary-light);color:var(--primary);border-radius:20px;font-size:13px;font-weight:600}.main-content-area{margin-top:56px;padding:28px 32px;min-height:calc(100vh - 56px);max-width:1200px;margin-left:auto;margin-right:auto}.page-header{margin-bottom:24px}.page-header h2{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:4px}.page-header p{font-size:13px;color:var(--text-secondary)}.card-shadow{box-shadow:var(--shadow-md);border:1px solid var(--border-color);border-radius:var(--radius-md)}.step-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px 24px;margin-bottom:16px;box-shadow:var(--shadow-sm)}.step-card h3{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:12px;display:flex;align-items:center;gap:6px}.upload-preview{max-width:200px;max-height:200px;border-radius:var(--radius-sm);object-fit:cover}.result-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-top:16px}.result-card{border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--border-color);cursor:pointer;transition:transform .2s,box-shadow .2s;background:var(--bg-card)}.result-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}.result-card img{width:100%;height:220px;object-fit:cover}.result-card .card-info{padding:10px 12px;font-size:12px;color:var(--text-secondary)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-page)}.login-card{width:380px;background:var(--bg-card);border-radius:var(--radius-lg);padding:36px 32px;box-shadow:var(--shadow-lg);border:1px solid var(--border-color)}.login-title{text-align:center;font-size:22px;font-weight:700;color:var(--text-primary);margin-bottom:4px}.login-subtitle{text-align:center;font-size:13px;color:var(--text-secondary);margin-bottom:0}.credits-badge{display:inline-flex;align-items:center;gap:4px;padding:4px 12px;background:var(--primary-light);color:var(--primary);border-radius:20px;font-size:13px;font-weight:600}.ant-btn-primary{background:var(--primary)!important;border-color:var(--primary)!important}.ant-btn-primary:hover{background:var(--primary-dark)!important;border-color:var(--primary-dark)!important}.ant-tabs-tab-active .ant-tabs-tab-btn{color:var(--primary)!important}.ant-tabs-ink-bar{background:var(--primary)!important}.ant-tag-green{color:#16a34a!important;background:#f0fdf4!important;border-color:#bbf7d0!important}