.App{min-height:100vh;background-color:var(--bg-primary)}*{margin:0;padding:0;box-sizing:border-box}:root,[data-theme=light]{--bg-primary: #f5f5f5;--bg-secondary: #ffffff;--card-bg: #ffffff;--text-primary: #212529;--text-secondary: #6c757d;--border-color: #ddd;--nav-bg: #343a40;--input-bg: #ffffff;--input-border: #ddd;--warning-bg: #fff3cd;--warning-text: #856404;--warning-border: #ffc107;--info-bg: #eff6ff;--info-border: #007bff;--danger-bg: #fef2f2;--danger-border: #dc3545;--success-bg: #f0fdf4;--success-border: #10b981;--hover-bg: #f8f9fa;--selected-bg: #eff6ff}[data-theme=dark]{--bg-primary: #1a1a1a;--bg-secondary: #2d2d2d;--card-bg: #2d2d2d;--text-primary: #e9ecef;--text-secondary: #adb5bd;--border-color: #495057;--nav-bg: #212529;--input-bg: #3a3a3a;--input-border: #495057;--warning-bg: #3d2e1f;--warning-text: #fbbf24;--warning-border: #f59e0b;--info-bg: #1e3a5f;--info-border: #3b82f6;--danger-bg: #3d1f1f;--danger-border: #ef4444;--success-bg: #1e3d2e;--success-border: #10b981;--hover-bg: #3a3a3a;--selected-bg: #1e3a5f}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-primary);color:var(--text-primary)}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.container{max-width:1200px;margin:0 auto;padding:20px}.card{background:var(--card-bg);border-radius:8px;padding:20px;margin-bottom:20px;box-shadow:0 2px 4px #0000001a}.btn{padding:12px 24px;border:none;border-radius:12px;cursor:pointer;font-size:14px;font-weight:600;transition:all .3s ease;display:inline-flex;align-items:center;gap:8px;box-shadow:0 2px 8px #0000001a}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 15px #667eea4d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.btn-primary:active{transform:translateY(0)}.btn-danger{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;box-shadow:0 4px 15px #ef44444d}.btn-danger:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ef444466}.btn-danger:active{transform:translateY(0)}.btn-success{background:linear-gradient(135deg,#10b981,#059669);color:#fff;box-shadow:0 4px 15px #10b9814d}.btn-success:hover{transform:translateY(-2px);box-shadow:0 6px 20px #10b98166}.btn-success:active{transform:translateY(0)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:2px solid var(--border-color);box-shadow:0 2px 8px #0000000d}.btn-secondary:hover{background:var(--hover-bg);border-color:var(--text-secondary);transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.btn-secondary:active{transform:translateY(0)}.form-group{margin-bottom:15px}.form-group label{display:block;margin-bottom:5px;font-weight:500}.form-group input,.form-group textarea,.form-group select{width:100%;padding:8px 12px;border:1px solid var(--border-color);border-radius:4px;font-size:14px;background:var(--bg-secondary);color:var(--text-primary)}.form-group textarea{resize:vertical;min-height:100px}.template-html-input{font-family:Consolas,Monaco,Courier New,monospace;font-size:13px;line-height:1.5}.form-group select{cursor:pointer;background-color:var(--input-bg)}.form-group select:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px;text-align:left;border-bottom:1px solid var(--border-color)}.table th{background-color:var(--bg-secondary);font-weight:600}.table tr:hover{background-color:var(--bg-secondary)}.badge{display:inline-block;padding:4px 8px;border-radius:4px;font-size:12px;font-weight:500}.badge-success{background-color:#d4edda;color:#155724}.badge-danger{background-color:#f8d7da;color:#721c24}.badge-warning{background-color:#fff3cd;color:#856404}.nav{background:linear-gradient(135deg,var(--nav-bg) 0%,#1a1a1a 100%);padding:0;margin-bottom:0;box-shadow:0 4px 20px #0003;position:sticky;top:0;z-index:1000;border-bottom:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.nav-container{max-width:1400px;margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:24px;height:70px}.nav-container>div:first-child{display:flex;gap:8px;align-items:center;flex:1}.nav-link{color:#fffc;text-decoration:none;padding:10px 18px;border-radius:10px;transition:all .3s ease;font-weight:500;font-size:14px;display:flex;align-items:center;gap:8px;position:relative;overflow:hidden}.nav-link:before{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:0;height:2px;background:linear-gradient(90deg,#667eea,#764ba2);transition:width .3s ease}.nav-link:hover{background:#ffffff1a;color:#fff;transform:translateY(-1px)}.nav-link:hover:before{width:calc(100% - 36px)}.nav-link.active{background:linear-gradient(135deg,#667eea33,#764ba233);color:#fff;border:1px solid rgba(102,126,234,.3)}.nav-link.active:before{width:calc(100% - 36px);background:linear-gradient(90deg,#667eea,#764ba2)}.nav-menu-wrapper{position:relative}.hamburger-btn{display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:12px;cursor:pointer;padding:10px;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.hamburger-btn:hover{background:#fff3;transform:scale(1.05);box-shadow:0 4px 12px #0003}.hamburger-btn span{display:block;width:100%;height:2px;background:#fff;border-radius:1px;transition:all .3s ease}.hamburger-btn.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}.hamburger-btn.active span:nth-child(2){opacity:0}.hamburger-btn.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.nav-dropdown{position:absolute;top:calc(100% + 12px);right:0;min-width:260px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;box-shadow:0 20px 60px #0000004d;padding:16px;z-index:1100;animation:dropdownFade .2s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}@keyframes dropdownFade{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.nav-dropdown-user{padding:12px 16px;font-size:14px;font-weight:600;color:var(--text-primary);word-break:break-all;background:var(--bg-secondary);border-radius:10px;margin-bottom:12px;display:flex;align-items:center;gap:10px}.nav-dropdown-user:before{content:"";width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2)}.nav-dropdown-divider{height:1px;background:var(--border-color);margin:16px 0}.nav-dropdown-section{padding:0;margin-bottom:16px}.nav-dropdown-section:last-of-type{margin-bottom:0}.nav-dropdown-label{display:block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--text-secondary);margin-bottom:12px}.nav-dropdown-btns{display:flex;gap:6px}.nav-dropdown-btn{display:flex;align-items:center;gap:8px;flex:1;padding:12px 16px;font-size:13px;font-weight:500;background:var(--bg-secondary);color:var(--text-primary);border:2px solid var(--border-color);border-radius:10px;cursor:pointer;transition:all .3s ease}.nav-dropdown-btn:hover{background:#667eea1a;border-color:#667eea;transform:translateY(-1px);box-shadow:0 4px 12px #667eea33}.nav-dropdown-btn.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-color:#667eea;box-shadow:0 4px 15px #667eea4d}.nav-dropdown-logout{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:12px;padding:12px 16px;font-size:14px;font-weight:600;color:#fff;background:linear-gradient(135deg,#ef4444,#dc2626);border:none;border-radius:10px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #ef44444d}.nav-dropdown-logout:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ef444466}.nav-dropdown-logout:active{transform:translateY(0)}.nav-logout-btn{background:#dc3545;color:#fff;border:none;padding:8px 16px;border-radius:4px;cursor:pointer;font-size:14px;font-weight:500;transition:background-color .2s}.nav-logout-btn:hover{background:#c82333}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:30px}.stat-card{background:var(--card-bg);border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}.stat-card h3{font-size:14px;color:#6c757d;margin-bottom:10px}.stat-card .value{font-size:32px;font-weight:700;color:#007bff}.loading{text-align:center;padding:40px;color:#6c757d}.error{background-color:#f8d7da;color:#721c24;padding:12px;border-radius:4px;margin-bottom:20px}.success{background-color:#d4edda;color:#155724;padding:12px;border-radius:4px;margin-bottom:20px}.modal{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background:var(--card-bg);border-radius:8px;padding:30px;max-width:500px;width:90%;max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.modal-header h2{margin:0}.close-btn{background:none;border:none;font-size:24px;cursor:pointer;color:var(--text-secondary)}.close-btn:hover{color:var(--text-primary)}.modal-footer{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}.template-preview-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:2000;padding:24px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.template-preview-modal{background:var(--card-bg);border-radius:16px;max-width:640px;width:100%;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 25px 50px -12px #00000040}.template-preview-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border-color)}.template-preview-iframe{flex:1;min-height:400px;border:none;border-radius:0 0 16px 16px}