:root{--bg-main: #0b0f19;--bg-card: #151d30;--bg-card-hover: #1c263f;--bg-input: #0f1626;--border-color: #26334d;--primary: #10b981;--primary-hover: #059669;--primary-glow: rgba(16, 185, 129, .25);--accent: #06b6d4;--accent-glow: rgba(6, 182, 212, .25);--purple: #8b5cf6;--text-main: #f8fafc;--text-muted: #94a3b8;--text-dark: #64748b;--danger: #ef4444;--warning: #f59e0b;--success: #10b981;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--shadow-card: 0 10px 30px -10px rgba(0, 0, 0, .5);--shadow-glow: 0 0 25px rgba(16, 185, 129, .2)}.toast-success{position:fixed;top:80px;right:20px;z-index:9999;background:linear-gradient(135deg,#059669,#06b6d4);color:#fff;padding:1rem 1.5rem;border-radius:14px;font-weight:700;display:flex;align-items:center;gap:.75rem;box-shadow:0 10px 30px #10b98166;animation:slideInToast .35s cubic-bezier(.16,1,.3,1);border:1px solid rgba(255,255,255,.2)}@keyframes slideInToast{0%{transform:translateY(-20px) scale(.95);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}*{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;max-width:100%;overflow-x:hidden}body{font-family:Plus Jakarta Sans,Outfit,sans-serif;background-color:var(--bg-main);color:var(--text-main);min-height:100vh;line-height:1.5;background-image:radial-gradient(circle at 15% 15%,rgba(16,185,129,.08) 0%,transparent 40%),radial-gradient(circle at 85% 85%,rgba(6,182,212,.08) 0%,transparent 40%);background-attachment:fixed}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-main)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}.app-container{min-height:100vh;display:flex;flex-direction:column;width:100%;overflow-x:hidden}.main-content{flex:1;max-width:1300px;width:100%;margin:0 auto;padding:2rem 1.5rem}.navbar{background:#151d30eb;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100;padding:.85rem 1.25rem}.navbar-inner{max-width:1300px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.brand-logo{display:flex;align-items:center;gap:.65rem;font-family:Outfit,sans-serif;font-weight:800;font-size:1.35rem;color:#fff;text-decoration:none;letter-spacing:-.5px}.brand-icon{background:linear-gradient(135deg,var(--primary),var(--accent));color:#0b0f19;width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-glow)}.nav-links{display:flex;align-items:center;gap:.5rem}.nav-item{background:transparent;color:var(--text-muted);border:none;padding:.6rem .85rem;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:.45rem}.nav-item:hover,.nav-item.active{color:#fff;background:var(--bg-card-hover)}.nav-item.active{color:var(--primary)}.user-badge-bar{display:flex;align-items:center;gap:.75rem}.lang-box{display:flex;align-items:center;gap:.35rem}.lang-select{background:var(--bg-input);color:var(--text-main);border:1px solid var(--border-color);padding:.4rem .6rem;border-radius:var(--radius-sm);font-size:.85rem;font-weight:600;cursor:pointer;outline:none}.role-chip{padding:.25rem .65rem;border-radius:20px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px}.role-client{background:#06b6d426;color:var(--accent);border:1px solid rgba(6,182,212,.3)}.role-trainer{background:#8b5cf626;color:var(--purple);border:1px solid rgba(139,92,246,.3)}.role-admin{background:#10b98126;color:var(--primary);border:1px solid rgba(16,185,129,.3)}.mobile-toggle-btn{display:none;background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-main);padding:.4rem;border-radius:var(--radius-sm);cursor:pointer}.mobile-drawer{display:flex;flex-direction:column;gap:1rem;background:#0f1626fa;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);padding:1.25rem;animation:slideDown .25s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.mobile-user-profile{display:flex;justify-content:space-between;align-items:center;background:var(--bg-card);padding:.85rem 1rem;border-radius:var(--radius-md);border:1px solid var(--border-color)}.mobile-menu-links{display:flex;flex-direction:column;gap:.5rem}.mobile-menu-item{display:flex;align-items:center;gap:.75rem;background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-main);padding:.85rem 1rem;border-radius:var(--radius-md);font-size:.95rem;font-weight:600;text-align:left;cursor:pointer;transition:all .2s ease}.mobile-menu-item:hover,.mobile-menu-item.active{background:var(--bg-card-hover);border-color:var(--primary);color:var(--primary)}.mobile-menu-item.logout-btn{color:var(--danger);border-color:#ef44444d;background:#ef44441a;margin-top:.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1.25rem;border-radius:var(--radius-md);font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);border:none;outline:none;min-height:44px}.btn-primary{background:linear-gradient(135deg,var(--primary),#059669);color:#0b0f19;box-shadow:0 4px 15px #10b9814d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #10b98173}.btn-secondary{background:var(--bg-card);color:var(--text-main);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--text-muted)}.btn-accent{background:linear-gradient(135deg,var(--accent),#0284c7);color:#fff}.btn-outline{background:transparent;border:1px solid var(--border-color);color:var(--text-main)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.btn-sm{padding:.4rem .8rem;font-size:.82rem;border-radius:var(--radius-sm);min-height:36px}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.25rem}.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem}.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.25rem;box-shadow:var(--shadow-card);transition:transform .2s ease,border-color .2s ease;width:100%;max-width:100%;overflow:hidden}.card:hover{border-color:#10b9814d}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;flex-wrap:wrap;gap:.5rem}.card-title{font-family:Outfit,sans-serif;font-size:1.2rem;font-weight:700;display:flex;align-items:center;gap:.5rem}.form-group{margin-bottom:1rem}.form-label{display:block;font-size:.85rem;font-weight:600;color:var(--text-muted);margin-bottom:.35rem}.form-input,.form-select,.form-textarea{width:100%;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:.7rem .85rem;color:var(--text-main);font-size:.95rem;outline:none;transition:border-color .2s ease;min-height:44px}.form-textarea{min-height:80px}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.table-container{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius-sm);border:1px solid var(--border-color)}.data-table{width:100%;border-collapse:collapse;text-align:left;font-size:.88rem;white-space:nowrap}.data-table th{background:#0f1626;padding:.75rem .85rem;color:var(--text-muted);font-weight:600;border-bottom:1px solid var(--border-color)}.data-table td{padding:.75rem .85rem;border-bottom:1px solid var(--border-color)}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:var(--bg-card-hover)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#05080fd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.modal-content{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:100%;max-width:480px;max-height:90vh;overflow-y:auto;padding:1.5rem;box-shadow:0 20px 50px #000000b3;animation:modalFadeIn .25s ease-out}@keyframes modalFadeIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.stat-box{background:linear-gradient(135deg,#151d30e6,#0f1626e6);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1rem;display:flex;align-items:center;gap:1rem}.stat-icon{width:44px;height:44px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0}.stat-val{font-family:Outfit,sans-serif;font-size:1.5rem;font-weight:800;color:#fff;line-height:1.1}.stat-lbl{font-size:.8rem;color:var(--text-muted)}.badge{display:inline-flex;align-items:center;gap:.3rem;padding:.2rem .55rem;border-radius:12px;font-size:.75rem;font-weight:600}.badge-success{background:#10b98126;color:var(--success)}.badge-warning{background:#f59e0b26;color:var(--warning)}.badge-danger{background:#ef444426;color:var(--danger)}.badge-info{background:#06b6d426;color:var(--accent)}.quick-login-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin-bottom:1.2rem}.quick-btn{background:var(--bg-input);border:1px solid var(--border-color);color:var(--text-main);padding:.5rem .2rem;border-radius:var(--radius-sm);font-size:.75rem;font-weight:600;cursor:pointer;text-align:center;transition:all .2s ease;min-height:38px}.quick-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--bg-card-hover)}@media (min-width: 769px){.mobile-only{display:none!important}}@media (max-width: 768px){.desktop-only{display:none!important}.mobile-toggle-btn{display:flex;align-items:center;justify-content:center}.main-content{padding:1rem .85rem}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr!important;gap:1rem}.card{padding:1rem}.card-title{font-size:1.1rem}.form-group-mobile-stack{grid-template-columns:1fr!important}.quick-login-grid{grid-template-columns:1fr}}.admin-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:2rem}@media (max-width: 768px){.admin-stats-grid{grid-template-columns:repeat(2,1fr)!important;gap:.75rem}.admin-stats-grid .stat-box{padding:.85rem .75rem;gap:.5rem}.admin-stats-grid .stat-val{font-size:1.2rem}.admin-stats-grid .stat-lbl{font-size:.75rem}}