:root{--bg-primary: #ffffff;--bg-secondary: #f5f5f5;--bg-tertiary: #e8e8e8;--text-primary: #1a1a1a;--text-secondary: #666666;--text-muted: #999999;--accent: #f2a900;--accent-hover: #d49500;--accent-light: #fff8e1;--border: #e0e0e0;--border-light: #f0f0f0;--card-bg: #ffffff;--card-hover: #fafafa;--shadow: rgba(0, 0, 0, .08);--shadow-lg: rgba(0, 0, 0, .12);--success: #4caf50;--success-bg: #e8f5e9;--danger: #f44336;--danger-bg: #ffebee;--warning: #ff9800;--warning-bg: #fff3e0;--info: #2196f3;--info-bg: #e3f2fd;--header-bg: #1a1a2e;--header-text: #ffffff;--footer-bg: #1a1a2e;--footer-text: #cccccc;--nav-bg: #ffffff;--nav-border: #e0e0e0;--nav-active: #f2a900;--nav-inactive: #999999;--modal-overlay: rgba(0, 0, 0, .5);--qr-bg: #ffffff;--input-bg: #ffffff;--input-border: #cccccc;--input-focus: #f2a900;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px}[data-theme=dark]{--bg-primary: #121212;--bg-secondary: #1e1e1e;--bg-tertiary: #2a2a2a;--text-primary: #f5f5f5;--text-secondary: #aaaaaa;--text-muted: #777777;--accent: #f2a900;--accent-hover: #ffc107;--accent-light: #3d2e00;--border: #333333;--border-light: #2a2a2a;--card-bg: #1e1e1e;--card-hover: #252525;--shadow: rgba(0, 0, 0, .3);--shadow-lg: rgba(0, 0, 0, .5);--success: #66bb6a;--success-bg: #1b3d1e;--danger: #ef5350;--danger-bg: #3d1a1a;--warning: #ffa726;--warning-bg: #3d2a00;--info: #42a5f5;--info-bg: #0d2b45;--header-bg: #0d0d1a;--header-text: #f5f5f5;--footer-bg: #0d0d1a;--footer-text: #888888;--nav-bg: #1a1a1a;--nav-border: #333333;--nav-active: #f2a900;--nav-inactive: #777777;--modal-overlay: rgba(0, 0, 0, .7);--qr-bg: #ffffff;--input-bg: #2a2a2a;--input-border: #444444;--input-focus: #f2a900}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .3s ease,color .3s ease}#root{height:100%;display:flex;flex-direction:column}button{cursor:pointer;border:none;background:none;font-family:inherit;font-size:inherit}input,textarea{font-family:inherit;font-size:inherit}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:4px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border-radius:var(--radius-sm);font-weight:600;font-size:14px;transition:all .2s ease;white-space:nowrap}.btn-primary{background:var(--accent);color:#1a1a1a}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-tertiary)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.btn-sm{padding:6px 12px;font-size:12px}.btn-lg{padding:14px 28px;font-size:16px}.btn-icon{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;transition:background .2s ease}.btn-icon:hover{background:var(--bg-secondary)}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px;transition:all .2s ease}.card:hover{border-color:var(--accent);box-shadow:0 2px 8px var(--shadow)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--modal-overlay);display:flex;align-items:flex-end;justify-content:center;z-index:1000;animation:fadeIn .2s ease}.modal-content{background:var(--bg-primary);border-radius:var(--radius-lg) var(--radius-lg) 0 0;width:100%;max-width:500px;max-height:85vh;overflow-y:auto;padding:24px;animation:slideUp .3s ease}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border)}.modal-header h2{font-size:18px;font-weight:700}.modal-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:var(--text-secondary);font-size:20px}.modal-close:hover{background:var(--bg-secondary);color:var(--text-primary)}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.form-input{width:100%;padding:12px 14px;border:1px solid var(--input-border);border-radius:var(--radius-sm);background:var(--input-bg);color:var(--text-primary);font-size:15px;transition:border-color .2s ease}.form-input:focus{outline:none;border-color:var(--input-focus);box-shadow:0 0 0 2px var(--accent-light)}.form-input::placeholder{color:var(--text-muted)}.form-error{color:var(--danger);font-size:12px;margin-top:4px}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:12px;font-size:11px;font-weight:600}.badge-success{background:var(--success-bg);color:var(--success)}.badge-danger{background:var(--danger-bg);color:var(--danger)}.badge-warning{background:var(--warning-bg);color:var(--warning)}.badge-info{background:var(--info-bg);color:var(--info)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes slideInRight{0%{transform:translate(100%)}to{transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.skeleton{background:var(--bg-tertiary);border-radius:var(--radius-sm);animation:pulse 1.5s ease-in-out infinite}.container{width:100%;max-width:500px;margin:0 auto;padding:0 16px}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.clickable{cursor:pointer;transition:opacity .2s}.clickable:hover{opacity:.7}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;text-align:center;color:var(--text-muted)}.empty-state svg{font-size:48px;margin-bottom:16px}.empty-state h3{font-size:18px;color:var(--text-secondary);margin-bottom:8px}.empty-state p{font-size:14px;max-width:280px}