*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary: #0f1117;--bg-secondary: #1a1d27;--bg-card: #21242f;--bg-input: #2a2d3a;--text-primary: #e8eaed;--text-secondary: #9aa0a6;--text-muted: #5f6368;--accent: #4f8cff;--accent-hover: #6aa0ff;--border: #2e3140;--success: #34d399;--warning: #fbbf24;--danger: #ef4444;--sidebar-width: 240px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.5}a{color:var(--accent);text-decoration:none}.dashboard-layout{display:flex;min-height:100vh}.dashboard-main{flex:1;margin-left:var(--sidebar-width);padding:24px 32px;min-height:100vh}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:background .15s,opacity .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){opacity:.85}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}.btn-ghost:hover:not(:disabled){background:var(--bg-input)}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-size:13px;color:var(--text-secondary)}.form-input{width:100%;padding:10px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);font-size:14px;outline:none;transition:border-color .15s}.form-input:focus{border-color:var(--accent)}.form-input::placeholder{color:var(--text-muted)}select.form-input{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border)}th{font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;background:var(--bg-secondary)}td{font-size:14px}tr:hover td{background:var(--bg-secondary)}.badge{display:inline-block;padding:3px 10px;border-radius:12px;font-size:12px;font-weight:600}.badge-success{background:#34d39926;color:var(--success)}.badge-warning{background:#fbbf2426;color:var(--warning)}.badge-danger{background:#ef444426;color:var(--danger)}.badge-muted{background:#5f636833;color:var(--text-muted)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:var(--bg-card);border-radius:12px;padding:28px;width:100%;max-width:460px;border:1px solid var(--border)}.modal h2{margin-bottom:20px;font-size:18px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.page-header h1{font-size:22px;font-weight:600}.error-message{color:var(--danger);font-size:13px;margin-top:8px}.loading-screen{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--text-secondary);font-size:16px}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}