:root{--bg-main: #0c0d12;--bg-surface: #141720;--bg-surface-elevated: #1a1e2a;--bg-input: #12141c;--border-subtle: #242938;--border-focus: #2563eb;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--accent: #2563eb;--accent-hover: #1d4ed8;--accent-active: #1e40af;--status-idle: #94a3b8;--status-idle-bg: #1e293b;--status-idle-border: #334155;--status-running: #0284c7;--status-running-bg: #0c4a6e;--status-running-border: #0369a1;--status-success: #16a34a;--status-success-bg: #064e3b;--status-success-border: #047857;--status-success-text: #6ee7b7;--status-warning: #d97706;--status-warning-bg: #451a03;--status-warning-border: #78350f;--status-warning-text: #fcd34d;--status-error: #dc2626;--status-error-bg: #450a0a;--status-error-border: #7f1d1d;--status-error-text: #fca5a5;--radius-sm: 4px;--radius-md: 8px;--radius-pill: 9999px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-main);color:var(--text-primary);font-family:var(--font-sans);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}.app-container{display:flex;min-height:100vh}.sidebar{width:240px;background-color:var(--bg-surface);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;flex-shrink:0}.sidebar-header{padding:20px;border-bottom:1px solid var(--border-subtle)}.sidebar-title{font-size:16px;font-weight:600;color:var(--text-primary);letter-spacing:-.01em}.sidebar-subtitle{font-size:12px;color:var(--text-muted);margin-top:2px}.sidebar-nav{padding:16px 12px;display:flex;flex-direction:column;gap:4px;flex:1}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-sm);color:var(--text-secondary);background:transparent;border:none;cursor:pointer;text-align:left;font-size:13px;font-weight:500;width:100%;transition:background-color .15s ease,color .15s ease}.nav-item:hover{background-color:var(--bg-surface-elevated);color:var(--text-primary)}.nav-item.active{background-color:var(--accent);color:#fff}.sidebar-footer{padding:16px;border-top:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between}.user-info{display:flex;flex-direction:column;overflow:hidden}.user-name{font-size:13px;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-email{font-size:11px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.btn-logout{background:transparent;border:1px solid var(--border-subtle);color:var(--text-secondary);border-radius:var(--radius-sm);padding:6px 10px;font-size:12px;cursor:pointer}.btn-logout:hover{background-color:var(--bg-surface-elevated);color:var(--status-error-text);border-color:var(--status-error-border)}.main-content{flex:1;display:flex;flex-direction:column;min-width:0;overflow-y:auto}.content-header{padding:24px 32px;border-bottom:1px solid var(--border-subtle);background-color:var(--bg-surface);display:flex;align-items:center;justify-content:space-between}.page-title{font-size:20px;font-weight:600;letter-spacing:-.01em}.page-subtitle{font-size:13px;color:var(--text-muted);margin-top:4px}.content-body{padding:32px;display:flex;flex-direction:column;gap:24px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.stat-card{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:20px}.stat-label{font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}.stat-value{font-size:26px;font-weight:700;color:var(--text-primary);margin-top:8px}.stat-desc{font-size:12px;color:var(--text-secondary);margin-top:4px}.card{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);overflow:hidden}.card-header{padding:16px 20px;border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between}.card-title{font-size:15px;font-weight:600}.card-body{padding:20px}.table-responsive{width:100%;overflow-x:auto}.data-table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}.data-table th{padding:12px 16px;background-color:var(--bg-surface-elevated);color:var(--text-secondary);font-weight:500;border-bottom:1px solid var(--border-subtle);white-space:nowrap}.data-table td{padding:14px 16px;border-bottom:1px solid var(--border-subtle);color:var(--text-primary);vertical-align:middle}.data-table tbody tr:hover{background-color:var(--bg-surface-elevated)}.badge{display:inline-flex;align-items:center;padding:3px 8px;border-radius:var(--radius-pill);font-size:11px;font-weight:500;line-height:1}.badge-paid{background-color:var(--status-success-bg);border:1px solid var(--status-success-border);color:var(--status-success-text)}.badge-pending{background-color:var(--status-warning-bg);border:1px solid var(--status-warning-border);color:var(--status-warning-text)}.badge-neutral{background-color:var(--bg-surface-elevated);border:1px solid var(--border-subtle);color:var(--text-secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;border:1px solid transparent;transition:background-color .15s ease}.btn-primary{background-color:var(--accent);color:#fff}.btn-primary:hover{background-color:var(--accent-hover)}.btn-secondary{background-color:var(--bg-surface-elevated);border-color:var(--border-subtle);color:var(--text-primary)}.btn-secondary:hover{background-color:var(--border-subtle)}.btn-sm{padding:4px 8px;font-size:12px}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.form-label{font-size:12px;font-weight:500;color:var(--text-secondary)}.form-input{background-color:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:10px 12px;color:var(--text-primary);outline:none;font-size:13px}.form-input:focus{border-color:var(--border-focus)}.filter-bar{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.login-wrapper{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background-color:var(--bg-main)}.login-card{width:100%;max-width:380px;background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:32px}.login-title{font-size:18px;font-weight:600;color:var(--text-primary)}.login-subtitle{font-size:13px;color:var(--text-muted);margin-top:4px;margin-bottom:24px}.alert-error{background-color:var(--status-error-bg);border:1px solid var(--status-error-border);color:var(--status-error-text);padding:10px 12px;border-radius:var(--radius-sm);font-size:12px;margin-bottom:16px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#000000b3;display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}.modal-content{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);width:100%;max-width:480px;overflow:hidden}.modal-header{padding:16px 20px;border-bottom:1px solid var(--border-subtle);display:flex;justify-content:space-between;align-items:center}.modal-title{font-size:15px;font-weight:600}.modal-body{padding:20px}.modal-footer{padding:16px 20px;border-top:1px solid var(--border-subtle);display:flex;justify-content:flex-end;gap:8px}