:root{--primary: #1a56db;--primary-dark: #1e40af;--primary-light: #dbe4ff;--bg: #f8fafc;--surface: #ffffff;--text: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--border: #e2e8f0;--border-hover: #cbd5e1;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);--shadow-lg: 0 4px 16px rgba(0,0,0,.1), 0 2px 4px rgba(0,0,0,.06);--radius: 8px;--radius-lg: 12px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}.header{background:var(--surface);border-bottom:1px solid var(--border);padding:16px 24px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:var(--shadow)}.header-logo{font-size:20px;font-weight:700;color:var(--primary);cursor:pointer;display:flex;align-items:center;gap:8px;-webkit-user-select:none;user-select:none}.header-actions{display:flex;gap:12px;align-items:center}.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;border:1px solid transparent;transition:all .15s;font-family:inherit}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-outline{background:var(--surface);border-color:var(--border);color:var(--text)}.btn-outline:hover{border-color:var(--border-hover);background:#f8fafc}.btn-lg{padding:14px 28px;font-size:16px;border-radius:var(--radius-lg)}.btn:disabled{opacity:.5;cursor:not-allowed}.container{max-width:1200px;margin:0 auto;padding:32px 24px;flex:1}.hero{text-align:center;padding:60px 24px 48px}.hero h1{font-size:36px;font-weight:800;color:var(--text);margin-bottom:12px}.hero p{font-size:18px;color:var(--text-secondary);max-width:560px;margin:0 auto 32px}.hero-stats{display:flex;justify-content:center;gap:40px;margin-top:24px}.hero-stat{text-align:center}.hero-stat-num{font-size:28px;font-weight:700;color:var(--primary)}.hero-stat-label{font-size:14px;color:var(--text-muted);margin-top:2px}.template-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-top:24px}.template-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;cursor:pointer;transition:all .2s}.template-card:hover{border-color:var(--primary);box-shadow:var(--shadow-lg);transform:translateY(-2px)}.template-card-icon{font-size:36px;margin-bottom:12px}.template-card-category{font-size:12px;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}.template-card-name{font-size:18px;font-weight:600;margin-bottom:6px}.template-card-desc{font-size:14px;color:var(--text-secondary);line-height:1.5}.section-title{font-size:24px;font-weight:700;color:var(--text);margin-bottom:4px}.form-page{max-width:720px;margin:0 auto}.back-link{display:inline-flex;align-items:center;gap:4px;color:var(--text-secondary);font-size:14px;margin-bottom:24px;cursor:pointer;border:none;background:none;font-family:inherit}.back-link:hover{color:var(--primary)}.form-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow)}.form-card-header{margin-bottom:28px}.form-card-header h2{font-size:24px;font-weight:700}.form-card-header p{color:var(--text-secondary);margin-top:4px}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:14px;font-weight:500;margin-bottom:6px;color:var(--text)}.form-group label .required{color:#ef4444;margin-left:2px}.form-input,.form-select,.form-textarea{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;font-family:inherit;color:var(--text);background:var(--surface);transition:border-color .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.form-textarea{min-height:100px;resize:vertical}.form-select{cursor:pointer}.form-actions{margin-top:32px;display:flex;gap:12px;justify-content:flex-end}.footer{text-align:center;padding:24px;color:var(--text-muted);font-size:13px;border-top:1px solid var(--border);margin-top:auto}.tag{display:inline-block;padding:3px 8px;border-radius:4px;font-size:11px;font-weight:600;background:var(--primary-light);color:var(--primary)}.toast{position:fixed;bottom:24px;right:24px;background:#1e293b;color:#fff;padding:12px 24px;border-radius:var(--radius);font-size:14px;z-index:999;animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@media (max-width: 640px){.hero h1{font-size:26px}.hero p{font-size:15px}.hero-stats{gap:20px}.form-card{padding:20px}.template-grid{grid-template-columns:1fr}}