:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #1e293b;--bg-hover: #334155;--bg-input: #0f172a;--border-color: #334155;--border-focus: #6366f1;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--accent: #6366f1;--accent-hover: #818cf8;--accent-bg: rgba(99, 102, 241, .12);--success: #22c55e;--success-bg: rgba(34, 197, 94, .12);--warning: #f59e0b;--warning-bg: rgba(245, 158, 11, .12);--danger: #ef4444;--danger-bg: rgba(239, 68, 68, .12);--info: #3b82f6;--info-bg: rgba(59, 130, 246, .12);--radius: 10px;--radius-sm: 6px;--shadow: 0 1px 3px rgba(0,0,0,.3);--shadow-lg: 0 10px 30px rgba(0,0,0,.4);--font: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--transition: all .2s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}.admin-layout{display:flex;min-height:100vh}.admin-sidebar{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:10}.admin-sidebar-header{padding:1.5rem;border-bottom:1px solid var(--border-color);text-align:center}.admin-sidebar-header h1{font-size:1.1rem;font-weight:700;background:linear-gradient(135deg,var(--accent),var(--accent-hover));-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.02em}.admin-sidebar-header .admin-subtitle{font-size:.7rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-top:.25rem}.admin-nav{flex:1;padding:1rem .75rem;overflow-y:auto}.admin-nav-item{display:flex;align-items:center;gap:.75rem;padding:.7rem 1rem;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);font-size:.85rem;font-weight:500;color:var(--text-secondary);border:none;background:none;width:100%;text-align:left}.admin-nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.admin-nav-item.active{background:var(--accent-bg);color:var(--accent-hover);font-weight:600}.admin-sidebar-footer{padding:1rem 1.25rem;border-top:1px solid var(--border-color);font-size:.75rem;color:var(--text-muted);display:flex;align-items:center;justify-content:space-between}.admin-main{flex:1;margin-left:260px;padding:2rem;min-height:100vh}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.card-title{font-size:1rem;font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-bottom:1.5rem}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:1.25rem;display:flex;align-items:center;gap:1rem;transition:var(--transition)}.stat-card:hover{border-color:var(--accent);transform:translateY(-1px)}.stat-icon{font-size:2rem;width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm)}.stat-info{flex:1}.stat-value{font-size:1.6rem;font-weight:700;line-height:1.2}.stat-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.85rem}th{text-align:left;padding:.75rem 1rem;font-weight:600;font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);border-bottom:1px solid var(--border-color)}td{padding:.75rem 1rem;border-bottom:1px solid var(--border-color);vertical-align:middle}tr:hover td{background:var(--bg-hover)}.badge{display:inline-flex;align-items:center;padding:.2rem .6rem;border-radius:999px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em}.badge-active{background:var(--success-bg);color:var(--success)}.badge-trial{background:var(--info-bg);color:var(--info)}.badge-suspended{background:var(--warning-bg);color:var(--warning)}.badge-cancelled{background:var(--danger-bg);color:var(--danger)}.badge-plan{background:var(--accent-bg);color:var(--accent-hover)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.6rem 1.25rem;border-radius:var(--radius-sm);font-size:.82rem;font-weight:600;border:none;cursor:pointer;transition:var(--transition);font-family:var(--font)}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}.btn-secondary{background:var(--bg-hover);color:var(--text-primary)}.btn-secondary:hover{background:var(--border-color)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.btn-sm{padding:.35rem .75rem;font-size:.75rem}.btn:disabled{opacity:.5;cursor:not-allowed}.form-group{margin-bottom:1rem}.form-group label{display:block;font-size:.78rem;font-weight:600;color:var(--text-secondary);margin-bottom:.35rem}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.6rem .8rem;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.85rem;font-family:var(--font);transition:var(--transition)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-bg)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:100;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius);padding:1.5rem;width:90%;max-width:500px;max-height:85vh;overflow-y:auto;box-shadow:var(--shadow-lg)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem}.modal-title{font-size:1.1rem;font-weight:700}.modal-close{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:1.2rem;padding:.25rem}.modal-close:hover{color:var(--text-primary)}.modal-actions{display:flex;gap:.75rem;justify-content:flex-end;margin-top:1.25rem}.alert{padding:.75rem 1rem;border-radius:var(--radius-sm);font-size:.82rem;margin-bottom:1rem}.alert-error{background:var(--danger-bg);color:var(--danger);border:1px solid rgba(239,68,68,.2)}.alert-success{background:var(--success-bg);color:var(--success);border:1px solid rgba(34,197,94,.2)}.alert-info{background:var(--info-bg);color:var(--info);border:1px solid rgba(59,130,246,.2)}.progress-bar{background:var(--bg-primary);border-radius:999px;height:6px;overflow:hidden;width:100%}.progress-fill{height:100%;border-radius:999px;transition:width .5s ease}.progress-fill.low{background:var(--success)}.progress-fill.medium{background:var(--warning)}.progress-fill.high{background:var(--danger)}.search-bar{display:flex;align-items:center;gap:.5rem;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:0 .75rem;transition:var(--transition)}.search-bar:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-bg)}.search-bar input{border:none;background:none;padding:.6rem 0;flex:1;color:var(--text-primary);font-size:.85rem;font-family:var(--font)}.search-bar input:focus{outline:none}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a,#1e1b4b)}.login-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius);padding:2.5rem;width:90%;max-width:400px;box-shadow:var(--shadow-lg)}.login-card h2{text-align:center;font-size:1.3rem;font-weight:700;margin-bottom:.5rem;background:linear-gradient(135deg,var(--accent),var(--accent-hover));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.login-card .login-subtitle{text-align:center;font-size:.78rem;color:var(--text-muted);margin-bottom:1.5rem}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.detail-section{margin-bottom:1.5rem}.detail-section h3{font-size:.85rem;font-weight:600;color:var(--accent-hover);margin-bottom:.75rem;text-transform:uppercase;letter-spacing:.05em}.detail-row{display:flex;justify-content:space-between;padding:.4rem 0;border-bottom:1px solid rgba(51,65,85,.5);font-size:.82rem}.detail-label{color:var(--text-muted)}.detail-value{font-weight:500}@media (max-width: 768px){.admin-sidebar{display:none}.admin-main{margin-left:0;padding:1rem}.stats-grid{grid-template-columns:1fr 1fr}.detail-grid,.form-row{grid-template-columns:1fr}}