:root{--hta-red: #E84C3D;--hta-red-dark: #C0392B;--hta-red-light: #FF6B5A;--hta-red-glow: rgba(232, 76, 61, .3);--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-card: #1a1a25;--bg-card-hover: #222233;--bg-input: #15151f;--border-color: rgba(255, 255, 255, .08);--border-focus: rgba(232, 76, 61, .5);--text-primary: #f0f0f5;--text-secondary: #9999aa;--text-muted: #666677;--text-link: #E84C3D;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--shadow-card: 0 4px 24px rgba(0, 0, 0, .4);--shadow-glow: 0 0 40px rgba(232, 76, 61, .15);--shadow-input: 0 2px 8px rgba(0, 0, 0, .2);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;width:100%;max-width:100vw;overflow-x:hidden;position:relative}a{color:var(--text-link);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--hta-red-light)}.app-bg{position:fixed;inset:0;z-index:-1;background:radial-gradient(ellipse 60% 50% at 50% -10%,rgba(232,76,61,.12) 0%,transparent 70%),radial-gradient(ellipse 40% 40% at 80% 50%,rgba(232,76,61,.05) 0%,transparent 70%),var(--bg-primary);width:100%;height:100%}.auth-layout{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.auth-card{width:100%;max-width:440px;border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:40px;box-shadow:var(--shadow-card);position:relative;overflow:hidden;color:var(--text-primary);background:var(--bg-card)}.auth-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--hta-red),var(--hta-red-light),var(--hta-red))}.brand-header{text-align:center;margin-bottom:32px}.brand-logo{width:56px;height:56px;margin-bottom:12px;filter:drop-shadow(0 0 12px rgba(232,76,61,.3))}.brand-title{font-size:22px;font-weight:700;letter-spacing:-.5px;color:var(--text-primary)}.brand-subtitle{font-size:14px;color:var(--text-secondary);margin-top:4px}.form-group{margin-bottom:20px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px;letter-spacing:.3px}.form-input,.form-control{width:100%;padding:12px 16px;font-size:15px;font-family:inherit;color:var(--text-primary);background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-md);outline:none;transition:all var(--transition-fast);box-shadow:var(--shadow-input)}.form-input::placeholder,.form-control::placeholder{color:var(--text-muted)}.form-input:focus,.form-control:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--hta-red-glow),var(--shadow-input)}.form-input:hover:not(:focus),.form-control:hover:not(:focus){border-color:#ffffff26}.form-error{font-size:12px;color:var(--hta-red);margin-top:6px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;font-size:15px;font-weight:600;font-family:inherit;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);letter-spacing:.2px;width:100%}.btn-primary{background:linear-gradient(135deg,var(--hta-red),var(--hta-red-dark));color:#fff;box-shadow:0 4px 16px #e84c3d4d}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,var(--hta-red-light),var(--hta-red));box-shadow:0 6px 24px #e84c3d66;transform:translateY(-1px)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:#ffffff26}.btn-danger{background:linear-gradient(135deg,#c0392b,#962d22);color:#fff}.btn-sm{padding:8px 16px;font-size:13px;width:auto}.checkbox-row{display:flex;align-items:center;gap:10px;margin-bottom:20px}.checkbox-row input[type=checkbox]{width:18px;height:18px;accent-color:var(--hta-red);cursor:pointer}.checkbox-row label{font-size:14px;color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none}.otp-container{display:flex;gap:10px;justify-content:center;margin:24px 0}.otp-digit{width:48px;height:56px;text-align:center;font-size:24px;font-weight:700;font-family:Courier New,monospace;color:var(--text-primary);background:var(--bg-input);border:2px solid var(--border-color);border-radius:var(--radius-md);outline:none;transition:all var(--transition-fast)}.otp-digit:focus{border-color:var(--hta-red);box-shadow:0 0 0 3px var(--hta-red-glow)}.alert{padding:12px 16px;border-radius:var(--radius-md);font-size:14px;margin-bottom:20px;display:flex;align-items:flex-start;gap:10px;line-height:1.5}.alert-error{background:#e84c3d1a;border:1px solid rgba(232,76,61,.2);color:#ff8a7a}.alert-success{background:#2ecc711a;border:1px solid rgba(46,204,113,.2);color:#5dde9e}.alert-info{background:#3498db1a;border:1px solid rgba(52,152,219,.2);color:#7ec8f5}.divider{display:flex;align-items:center;gap:16px;margin:24px 0}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border-color)}.divider span{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px}.auth-footer{text-align:center;margin-top:24px;font-size:14px;color:var(--text-secondary)}.auth-footer a{font-weight:600}.spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.dashboard-layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border-color);padding:24px 0;position:fixed;top:0;bottom:0;left:0;overflow-y:auto;z-index:10;display:flex;flex-direction:column}.sidebar-brand{display:flex;align-items:center;gap:12px;padding:0 20px;margin-bottom:32px}.sidebar-brand img{width:36px;height:36px}.sidebar-brand span{font-size:16px;font-weight:700;color:var(--text-primary)}.sidebar-nav{list-style:none;padding:0 12px}.sidebar-nav li{margin-bottom:2px}.sidebar-nav a,.sidebar-nav button{display:flex;align-items:center;gap:12px;padding:10px 16px;font-size:14px;font-weight:500;color:var(--text-secondary);border-radius:var(--radius-sm);transition:all var(--transition-fast);text-decoration:none;width:100%;border:none;background:none;cursor:pointer;font-family:inherit;text-align:left}.sidebar-nav a:hover,.sidebar-nav button:hover{background:#ffffff0d;color:var(--text-primary)}.sidebar-nav a.active{background:#e84c3d1a;color:var(--hta-red)}.sidebar-nav .nav-icon{font-size:18px;width:20px;text-align:center}.sidebar-section-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:1.2px;color:var(--text-muted);padding:16px 16px 8px}.main-content{flex:1;margin-left:260px;padding:32px 40px;width:100%;max-width:1600px}.page-header{margin-bottom:32px}.page-header h1{font-size:28px;font-weight:700;letter-spacing:-.5px}.page-header p{color:var(--text-secondary);margin-top:4px;font-size:15px}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;margin-bottom:24px}.card-title{font-size:16px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:10px}.card-title .icon{font-size:20px}.profile-avatar{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--hta-red),var(--hta-red-dark));display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700;color:#fff;margin-bottom:12px;box-shadow:0 0 20px var(--hta-red-glow)}.badge{display:inline-flex;align-items:center;padding:3px 10px;font-size:11px;font-weight:600;border-radius:20px;text-transform:uppercase;letter-spacing:.5px}.badge-success{background:#2ecc7126;color:#5dde9e}.badge-warning{background:#f1c40f26;color:#f5d657}.badge-danger{background:#e84c3d26;color:#ff8a7a}.device-item{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--border-color)}.device-item:last-child{border-bottom:none}.device-info h4{font-size:14px;font-weight:600}.device-info p{font-size:12px;color:var(--text-muted);margin-top:2px}.countdown{text-align:center;font-size:13px;color:var(--text-muted);margin-top:12px}.countdown strong{color:var(--hta-red);font-variant-numeric:tabular-nums}.input-wrapper{position:relative}.input-wrapper .form-input{padding-right:44px}.toggle-password{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:18px;padding:4px;transition:color var(--transition-fast)}.toggle-password:hover{color:var(--text-secondary)}@media(max-width:768px){.sidebar{transform:translate(-100%);transition:transform var(--transition-normal)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0;padding:20px 16px}.auth-card{padding:28px 24px}.otp-digit{width:42px;height:48px;font-size:20px}}.modal-overlay{position:fixed;inset:0;background:#000000bf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.modal{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:32px;width:100%;max-width:480px;box-shadow:var(--shadow-card);animation:modalIn .2s ease-out}@keyframes modalIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.modal h2{font-size:20px;font-weight:700;margin-bottom:8px}.modal p{color:var(--text-secondary);font-size:14px;margin-bottom:24px;line-height:1.5}.modal-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:24px}.btn-text{background:none;color:var(--text-secondary);padding:8px 16px}.btn-text:hover{color:var(--text-primary);background:#ffffff0d}.apps-grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.grid-responsive{display:grid;grid-template-columns:1fr 1fr;gap:16px}.mobile-menu-btn{display:none;align-items:center;justify-content:center;width:40px;height:40px;background:transparent;border:none;color:var(--text-primary);font-size:20px;cursor:pointer;border-radius:var(--radius-md);transition:background var(--transition-fast);margin-right:12px}.mobile-menu-btn:hover{background:#ffffff1a}@media(max-width:768px){.grid-responsive{grid-template-columns:1fr}.sidebar{transform:translate(-100%);transition:transform var(--transition-normal);box-shadow:4px 0 24px #00000080}.sidebar.open{transform:translate(0)}.main-content{margin-left:0;padding:20px 16px}.page-header{margin-bottom:24px;display:flex;align-items:center}.page-header h1{font-size:24px}.auth-card{padding:28px 24px}.otp-digit{width:42px;height:48px;font-size:20px}.mobile-menu-btn{display:flex}.device-item{flex-direction:column;align-items:flex-start;gap:12px}.device-item button{width:100%}.card-title{flex-wrap:wrap}}