:root{--brand-primary: #1a6db5;--brand-primary-hover: #0056a7;--brand-navy: #2c3c56;--brand-ink: #000000;--brand-white: #ffffff;--neutral-50: #fbfbfb;--neutral-100: #f2f5f7;--neutral-200: #d0d5d2;--neutral-300: #d0d0d0;--neutral-400: #808080;--neutral-600: #555d66;--neutral-700: #424242;--neutral-900: #212121;--danger: #b22222;--danger-hover: #8e1b1b;--danger-bg: #fbecec;--success: #2e7d32;--success-bg: #eaf3ea;--font-sans: "Raleway", system-ui, -apple-system, "Segoe UI", sans-serif;--radius: 2px;--focus-ring: 0 0 0 3px rgba(26, 109, 181, .15)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);color:var(--brand-ink);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--neutral-100)}h1,h2,h3,h4,h5,h6{font-family:var(--font-sans);font-weight:600;color:var(--brand-ink)}a{color:var(--brand-primary);text-decoration:none}a:hover{color:var(--brand-primary-hover);text-decoration:underline}::selection{background:var(--brand-primary);color:#fff}.app{min-height:100vh;padding:0;display:flex;flex-direction:column}.container{max-width:1400px;margin:0 auto;width:100%;flex:1}.header{background:var(--brand-navy);color:var(--brand-white);padding:24px 40px;margin-bottom:0;border-bottom:2px solid var(--brand-primary)}.header h1{font-size:28px;font-weight:600;margin-bottom:6px;letter-spacing:0;color:var(--brand-white)}.header p{font-size:14px;opacity:.85;font-weight:400}.tabs{display:flex;gap:0;margin-bottom:0;background:var(--brand-white);border-bottom:1px solid var(--neutral-200);padding:0 40px}.tab{padding:16px 28px;background:none;border:none;border-bottom:2px solid transparent;color:var(--neutral-600);font-family:var(--font-sans);font-size:15px;font-weight:500;cursor:pointer;transition:color .15s ease,border-color .15s ease,background .15s ease;position:relative}.tab:hover{color:var(--brand-primary);background:var(--neutral-50)}.tab.active{color:var(--brand-primary);border-bottom-color:var(--brand-primary);background:var(--brand-white);font-weight:600}.card{background:var(--brand-white);border-radius:var(--radius);padding:40px;margin:24px 40px 40px;border:1px solid var(--neutral-200)}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:var(--neutral-600);font-size:14px;letter-spacing:0}.form-group input,.form-group select{width:100%;padding:12px 16px;border:1px solid var(--neutral-200);border-radius:var(--radius);font-family:var(--font-sans);font-size:16px;transition:border-color .15s ease,box-shadow .15s ease;background:var(--brand-white)}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--brand-primary);box-shadow:var(--focus-ring)}.form-group input.error{border-color:var(--danger);background:var(--danger-bg)}.error-message{color:var(--danger);font-size:14px;margin-top:5px}.checkbox-group{display:flex;align-items:center;gap:10px;margin-bottom:10px}.checkbox-group input[type=checkbox]{width:auto;cursor:pointer;accent-color:var(--brand-primary)}.checkbox-group label{margin:0;cursor:pointer;font-weight:400}.notification-groups{border:1px solid var(--neutral-200);border-radius:var(--radius);padding:20px;max-height:300px;overflow-y:auto;background:var(--neutral-50)}.notification-groups h4{margin-bottom:15px;color:var(--brand-navy);font-size:14px;font-weight:600}.btn{padding:12px 24px;border:2px solid transparent;border-radius:var(--radius);font-family:var(--font-sans);font-size:14px;font-weight:600;line-height:1;cursor:pointer;transition:background-color .15s ease,color .15s ease,border-color .15s ease;text-transform:uppercase;letter-spacing:.02em}.btn-primary{background:var(--brand-primary);color:var(--brand-white);border-color:var(--brand-primary)}.btn-primary:hover{background:var(--brand-primary-hover);border-color:var(--brand-primary-hover)}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.btn-secondary{background:transparent;color:var(--brand-primary);border-color:var(--brand-primary)}.btn-secondary:hover{background:var(--brand-primary);color:var(--brand-white)}.btn-secondary:disabled{opacity:.4;cursor:not-allowed}.btn-danger{background:var(--danger);color:var(--brand-white);border-color:var(--danger)}.btn-danger:hover{background:var(--danger-hover);border-color:var(--danger-hover)}.btn-danger:disabled{opacity:.4;cursor:not-allowed}.alert{padding:14px 18px;border-radius:var(--radius);margin-bottom:24px;font-weight:500;font-size:14px}.alert-success{background-color:var(--success-bg);color:var(--success);border:1px solid var(--success);border-left:4px solid var(--success)}.alert-error{background-color:var(--danger-bg);color:var(--danger);border:1px solid var(--danger);border-left:4px solid var(--danger)}.filters{display:flex;gap:15px;margin-bottom:20px;flex-wrap:wrap}.filters select{padding:10px 14px;border:1px solid var(--neutral-200);border-radius:var(--radius);font-family:var(--font-sans);font-size:14px;background:var(--brand-white);cursor:pointer}.filters select:focus{outline:none;border-color:var(--brand-primary);box-shadow:var(--focus-ring)}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse}thead{background:var(--neutral-100);border-bottom:2px solid var(--neutral-200)}th{padding:14px 16px;text-align:left;font-weight:600;color:var(--brand-navy);font-size:12px;text-transform:uppercase;letter-spacing:.05em}td{padding:14px 16px;border-bottom:1px solid var(--neutral-200);color:var(--neutral-700);font-size:14px}tbody tr:hover{background:var(--neutral-50)}.badge{display:inline-block;padding:5px 12px;border-radius:var(--radius);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.badge-success{background:var(--success-bg);color:var(--success);border:1px solid var(--success)}.badge-danger{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger)}.badge-info{background:#1a6db51a;color:var(--brand-primary);border:1px solid var(--brand-primary)}.badge-warning{background:#fff3e0;color:#b35900;border:1px solid #e0a96d}.badge-secondary{background:var(--neutral-100);color:var(--neutral-600);border:1px solid var(--neutral-200)}.action-btn{min-width:132px;padding:8px 14px;font-family:var(--font-sans);font-size:12px;border-radius:var(--radius);border-width:2px;border-style:solid;cursor:pointer;font-weight:600;line-height:1;transition:background-color .15s ease,color .15s ease,border-color .15s ease;text-transform:uppercase;letter-spacing:.02em;display:inline-flex;align-items:center;justify-content:center;text-align:center}.action-btn:disabled{opacity:.4;cursor:not-allowed}.loading{text-align:center;padding:60px;color:var(--neutral-600);font-size:16px;font-weight:500}.empty-state{text-align:center;padding:80px 20px;color:var(--neutral-400)}.empty-state h3{margin-bottom:10px;color:var(--neutral-600);font-weight:600}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#2c3c568c;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:var(--brand-white);border-radius:var(--radius);padding:32px;max-width:500px;width:90%;border-top:4px solid var(--brand-primary);box-shadow:0 8px 32px #2c3c5640}.modal h3{margin-bottom:16px;color:var(--brand-navy);font-weight:600;font-size:20px}.modal-actions{display:flex;gap:10px;margin-top:20px;justify-content:flex-end}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}