:root{--primary: #3b82f6;--primary-dark: #2563eb;--primary-light: #60a5fa;--secondary: #10b981;--secondary-dark: #059669;--secondary-light: #34d399;--warning: #f59e0b;--warning-dark: #d97706;--warning-light: #fbbf24;--danger: #ef4444;--danger-dark: #dc2626;--danger-light: #f87171;--background: #0f172a;--surface: #1e293b;--surface-light: #334155;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--border: #334155;--border-light: #475569;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1);--transition-fast: .15s ease-in-out;--transition-normal: .25s ease-in-out;--transition-slow: .35s ease-in-out}[data-theme=light]{--background: #f8fafc;--surface: #ffffff;--surface-light: #f1f5f9;--text-primary: #0f172a;--text-secondary: #334155;--text-muted: #64748b;--border: #e2e8f0;--border-light: #cbd5e1;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--background);color:var(--text-primary);line-height:1.6}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:var(--spacing-md)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);border:none;border-radius:var(--radius-md);font-size:1rem;font-weight:500;cursor:pointer;transition:all var(--transition-normal);text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:linear-gradient(135deg,var(--secondary) 0%,var(--secondary-dark) 100%);color:#fff;box-shadow:var(--shadow-md)}.btn-secondary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-danger{background:linear-gradient(135deg,var(--danger) 0%,var(--danger-dark) 100%);color:#fff;box-shadow:var(--shadow-md)}.btn-danger:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}.btn-outline:hover:not(:disabled){background:var(--primary);color:#fff}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:1.125rem}.btn-sm{padding:var(--spacing-xs) var(--spacing-md);font-size:.875rem}.input-group{margin-bottom:var(--spacing-lg)}.input-label{display:block;margin-bottom:var(--spacing-sm);font-weight:500;color:var(--text-secondary)}.input{width:100%;padding:var(--spacing-sm) var(--spacing-md);background:var(--surface);border:2px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:1rem;transition:all var(--transition-fast)}.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #3b82f61a}.input::placeholder{color:var(--text-muted)}.card{background:var(--surface);border-radius:var(--radius-lg);padding:var(--spacing-xl);box-shadow:var(--shadow-lg);border:1px solid var(--border)}.card-header{margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--border)}.card-title{font-size:1.5rem;font-weight:600;margin:0}.container{max-width:1200px;margin:0 auto;padding:var(--spacing-xl)}.container-sm{max-width:600px;margin:0 auto;padding:var(--spacing-xl)}.grid{display:grid;gap:var(--spacing-lg)}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--radius-lg);font-size:.875rem;font-weight:500}.badge-success{background:#10b98133;color:var(--secondary-light)}.badge-warning{background:#f59e0b33;color:var(--warning-light)}.badge-danger{background:#ef444433;color:var(--danger-light)}.badge-info{background:#3b82f633;color:var(--primary-light)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.fade-in{animation:fadeIn var(--transition-normal)}.pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.spinner{border:3px solid var(--surface-light);border-top-color:var(--primary);border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite}@media(max-width:768px){.container{padding:var(--spacing-md)}h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.25rem}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.text-muted{color:var(--text-muted)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mt-xl{margin-top:var(--spacing-xl)}.w-full{width:100%}.language-switcher{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;color:var(--text-primary);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease}.language-switcher:hover{background:var(--bg-tertiary);border-color:var(--primary-color);transform:translateY(-1px)}.language-switcher:active{transform:translateY(0)}.theme-switcher{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--radius-md);background:var(--surface);border:2px solid var(--border);cursor:pointer;font-size:1.25rem;transition:all var(--transition-normal)}.theme-switcher:hover{transform:translateY(-2px);border-color:var(--primary);box-shadow:var(--shadow-md)}.theme-switcher:active{transform:translateY(0)}.landing-page{min-height:100vh;background:linear-gradient(135deg,var(--bg-primary) 0%,var(--bg-secondary) 100%)}.landing-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 2rem;background:var(--bg-secondary);border-bottom:1px solid var(--border-color)}.landing-logo h1{font-size:1.5rem;margin:0;color:var(--text-primary)}.landing-nav{display:flex;gap:1rem;align-items:center}.hero-section{display:grid;grid-template-columns:1fr 1fr;gap:4rem;max-width:1200px;margin:0 auto;padding:6rem 2rem;align-items:center}.hero-content{animation:fadeInUp .8s ease}.hero-title{font-size:3.5rem;font-weight:800;line-height:1.2;margin-bottom:1.5rem;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.25rem;color:var(--text-muted);margin-bottom:2rem;line-height:1.6}.hero-buttons,.cta-buttons{display:flex;gap:1rem;flex-wrap:wrap}.hero-cta{font-size:1.1rem;padding:1rem 2.5rem;box-shadow:0 10px 30px #8b5cf64d}.hero-image{animation:fadeInRight .8s ease}.hero-card{background:var(--bg-secondary);border-radius:16px;padding:2rem;box-shadow:0 20px 60px #0000004d;border:1px solid var(--border-color)}.demo-card{background:var(--bg-tertiary);border-radius:12px;padding:1.5rem;margin-bottom:1rem;border:1px solid var(--border-color);transition:all .3s ease}.demo-card.active{border-color:var(--primary-color);box-shadow:0 0 20px #8b5cf633}.demo-header{display:flex;gap:1rem;align-items:center;margin-bottom:1rem}.demo-icon{font-size:2rem}.demo-info{flex:1}.demo-name{font-weight:600;color:var(--text-primary)}.demo-badge{font-size:.85rem;color:var(--text-muted)}.demo-status{text-align:center;padding:.75rem;background:var(--success-color);color:#fff;border-radius:8px;font-weight:600}.demo-timer{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:1rem;background:var(--bg-primary);border-radius:8px}.timer-value{font-size:2rem;font-weight:700;color:var(--primary-color)}.timer-label{color:var(--text-muted)}.features-section{max-width:1200px;margin:0 auto;padding:6rem 2rem}.section-title{text-align:center;font-size:2.5rem;font-weight:700;margin-bottom:3rem;color:var(--text-primary)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.feature-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:16px;padding:2rem;text-align:center;transition:all .3s ease;animation:fadeInUp .6s ease}.feature-card:hover{transform:translateY(-8px);box-shadow:0 20px 40px #0003;border-color:var(--primary-color)}.feature-icon{font-size:3rem;margin-bottom:1rem}.feature-card h3{font-size:1.25rem;margin-bottom:1rem;color:var(--text-primary)}.feature-card p{color:var(--text-muted);line-height:1.6}.benefits-section{max-width:1200px;margin:0 auto;padding:6rem 2rem;background:var(--bg-secondary);border-radius:24px;margin-bottom:4rem}.benefits-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2rem}.benefit-item{background:var(--bg-tertiary);padding:1.5rem;border-radius:12px;font-size:1.1rem;border:1px solid var(--border-color);transition:all .3s ease}.benefit-item:hover{transform:translate(8px);border-color:var(--primary-color)}.cta-section{text-align:center;max-width:800px;margin:0 auto;padding:6rem 2rem}.cta-section h2{font-size:2.5rem;font-weight:700;margin-bottom:1rem;color:var(--text-primary)}.cta-section p{font-size:1.25rem;color:var(--text-muted);margin-bottom:2rem}.landing-footer{text-align:center;padding:2rem;background:var(--bg-secondary);border-top:1px solid var(--border-color);color:var(--text-muted)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@media(max-width:768px){.landing-header{flex-direction:column;gap:1rem;padding:1rem}.landing-nav{width:100%;flex-wrap:wrap;justify-content:center}.landing-nav .btn{font-size:.85rem;padding:.5rem 1rem}.hero-section{grid-template-columns:1fr;padding:3rem 1rem;gap:2rem}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.1rem}.hero-buttons,.cta-buttons{flex-direction:column;width:100%}.hero-buttons .btn,.cta-buttons .btn{width:100%;justify-content:center}.features-grid,.benefits-list{grid-template-columns:1fr}.section-title,.cta-section h2{font-size:2rem}}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-xl);background:linear-gradient(135deg,#1e293b,#0f172a);position:relative}.auth-switchers{position:absolute;top:var(--spacing-lg);right:var(--spacing-lg);display:flex;gap:var(--spacing-md);z-index:10}.auth-card{width:100%;max-width:450px;background:var(--surface);border-radius:var(--radius-xl);padding:var(--spacing-2xl);box-shadow:var(--shadow-xl);border:1px solid var(--border)}.auth-header{text-align:center;margin-bottom:var(--spacing-xl)}.auth-header h1{font-size:2rem;margin-bottom:var(--spacing-sm);background:linear-gradient(135deg,var(--primary-light) 0%,var(--secondary-light) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-form{display:flex;flex-direction:column;gap:var(--spacing-md)}.error-message{padding:var(--spacing-md);background:#ef44441a;border:1px solid var(--danger);border-radius:var(--radius-md);color:var(--danger-light);font-size:.875rem}.auth-toggle{text-align:center;margin-top:var(--spacing-md)}.btn-link{background:none;border:none;color:var(--primary-light);cursor:pointer;font-size:.875rem;text-decoration:underline;transition:color var(--transition-fast)}.btn-link:hover{color:var(--primary)}.stats-modal{background:var(--surface);border-radius:var(--radius-xl);padding:var(--spacing-2xl);max-width:900px;width:100%;max-height:90vh;overflow-y:auto;border:1px solid var(--border);box-shadow:var(--shadow-xl)}.stats-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-md);border-bottom:2px solid var(--border)}.stats-header h2{margin:0}.date-selector{margin-bottom:var(--spacing-xl)}.stats-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-2xl)}.stat-card{background:var(--background);border-radius:var(--radius-lg);padding:var(--spacing-lg);display:flex;align-items:center;gap:var(--spacing-md);border:1px solid var(--border);transition:all var(--transition-normal)}.stat-card:hover{transform:translateY(-2px);border-color:var(--primary)}.stat-icon{font-size:2.5rem;width:60px;height:60px;display:flex;align-items:center;justify-content:center;background:var(--surface-light);border-radius:var(--radius-md)}.stat-info{flex:1}.stat-number{font-size:2rem;font-weight:700;color:var(--primary-light);line-height:1}.stat-text{font-size:.875rem;color:var(--text-muted);margin-top:var(--spacing-xs)}.student-stats-table{margin-top:var(--spacing-xl)}.student-stats-table h3{margin-bottom:var(--spacing-md)}.student-stats-table table{width:100%;border-collapse:collapse;background:var(--background);border-radius:var(--radius-lg);overflow:hidden}.student-stats-table thead{background:var(--surface-light)}.student-stats-table th{padding:var(--spacing-md);text-align:left;font-weight:600;color:var(--text-secondary);border-bottom:2px solid var(--border)}.student-stats-table td{padding:var(--spacing-md);border-bottom:1px solid var(--border)}.student-stats-table tbody tr:hover{background:var(--surface)}.student-stats-table tbody tr:last-child td{border-bottom:none}@media(max-width:768px){.stats-modal{padding:var(--spacing-lg);max-height:95vh}.stats-summary{grid-template-columns:1fr}.student-stats-table{overflow-x:auto}.student-stats-table table{font-size:.875rem}.student-stats-table th,.student-stats-table td{padding:var(--spacing-sm)}}.subscription-banner{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;border-radius:12px;margin-bottom:1.5rem;animation:slideDown .3s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.subscription-banner.info{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.subscription-banner.warning{background:linear-gradient(135deg,#f093fb,#f5576c);color:#fff}.subscription-banner.error{background:linear-gradient(135deg,#fa709a,#fee140);color:#2d3748}.subscription-banner.success{background:linear-gradient(135deg,#11998e,#38ef7d);color:#fff}.banner-icon{font-size:2rem;flex-shrink:0}.banner-content{flex:1}.banner-content strong{display:block;font-size:1.1rem;margin-bottom:.25rem}.banner-content p{margin:0;opacity:.95;font-size:.95rem}.banner-button{padding:.75rem 1.5rem;background:#fff;color:#2d3748;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap}.banner-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.banner-button:active{transform:translateY(0)}@media(max-width:768px){.subscription-banner{flex-direction:column;text-align:center;gap:.75rem}.banner-button{width:100%}}.dashboard-container{min-height:100vh;background:var(--background);padding:var(--spacing-xl)}.dashboard-header{display:flex;justify-content:space-between;align-items:center;padding:2rem;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);margin-bottom:2rem}.header-title h1{margin:0 0 .5rem;font-size:2rem;transition:color .2s ease,transform .2s ease}.header-title h1:hover{color:var(--primary-color);transform:translate(-2px)}.header-controls{display:flex;gap:var(--spacing-lg);align-items:center}.header-switchers,.header-actions{display:flex;gap:var(--spacing-md);align-items:center}.dashboard-content{max-width:1200px;margin:0 auto}.dashboard-section{margin-bottom:var(--spacing-2xl);padding:var(--spacing-xl);background:var(--surface);border-radius:var(--radius-xl);border:1px solid var(--border);box-shadow:var(--shadow-md)}.welcome-card{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);border-radius:var(--radius-xl);padding:var(--spacing-2xl);display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-xl);box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.1)}.welcome-content h2{margin:0 0 var(--spacing-sm) 0;color:#fff;font-size:1.75rem}.welcome-content p{margin:0;color:#ffffffe6;font-size:1.1rem}.welcome-actions{flex-shrink:0}.welcome-actions .btn{white-space:nowrap;background:#fff;color:var(--primary);font-weight:600;box-shadow:var(--shadow-md)}.welcome-actions .btn:hover{background:#ffffffe6;transform:translateY(-2px);box-shadow:var(--shadow-lg)}.section-divider{height:2px;background:linear-gradient(90deg,transparent 0%,var(--border-light) 10%,var(--primary) 50%,var(--border-light) 90%,transparent 100%);margin:var(--spacing-2xl) 0;position:relative;opacity:.5}.section-divider:before{content:"✦";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:var(--primary);font-size:1.2rem;background:var(--background);padding:0 var(--spacing-md)}.section-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-md);border-bottom:2px solid var(--border)}.section-title{margin:0;font-size:1.5rem;color:var(--text-primary)}.section-badge{display:inline-flex;align-items:center;justify-content:center;min-width:32px;height:32px;padding:0 var(--spacing-sm);background:var(--primary);color:#fff;border-radius:var(--radius-lg);font-size:.875rem;font-weight:600;box-shadow:var(--shadow-sm)}.dashboard-actions{margin-bottom:var(--spacing-xl)}.classes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--spacing-lg);margin-top:var(--spacing-lg)}.class-card{background:var(--surface);border-radius:var(--radius-lg);padding:var(--spacing-xl);border:1px solid var(--border);transition:all var(--transition-normal)}.class-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);border-color:var(--primary)}.class-card-header{margin-bottom:var(--spacing-lg)}.class-card-header h3{margin-bottom:var(--spacing-xs);color:var(--primary-light)}.class-card-actions{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.empty-state{text-align:center;padding:var(--spacing-2xl);background:transparent;border-radius:var(--radius-lg);border:2px dashed var(--border);margin-top:var(--spacing-lg)}.empty-icon{font-size:4rem;margin-bottom:var(--spacing-lg)}.empty-state h3{margin-bottom:var(--spacing-sm)}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--spacing-xl)}.modal-content{background:var(--surface);border-radius:var(--radius-xl);padding:var(--spacing-2xl);max-width:500px;width:100%;border:1px solid var(--border);box-shadow:var(--shadow-xl)}.modal-content h2{margin-bottom:var(--spacing-lg)}.modal-actions{display:flex;gap:var(--spacing-md);justify-content:flex-end;margin-top:var(--spacing-lg)}@media(max-width:768px){.dashboard-header{flex-direction:column;align-items:stretch;gap:var(--spacing-lg)}.header-title{text-align:center}.header-controls{flex-direction:column;gap:var(--spacing-md);width:100%}.header-switchers{justify-content:center;width:100%}.header-actions{justify-content:center;width:100%;flex-wrap:wrap}.header-actions .btn{flex:1;min-width:140px}.classes-grid{grid-template-columns:1fr}.welcome-card{flex-direction:column;align-items:flex-start;padding:var(--spacing-xl)}.welcome-content h2{font-size:1.5rem}.welcome-actions,.welcome-actions .btn{width:100%}.section-title{font-size:1.25rem}}.students-container{min-height:100vh;background:var(--background);padding:var(--spacing-xl)}.students-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--spacing-2xl);padding-bottom:var(--spacing-lg);border-bottom:2px solid var(--border)}.students-header h1{margin-top:var(--spacing-sm);margin-bottom:var(--spacing-xs)}.students-content{max-width:900px;margin:0 auto}.students-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.student-item{background:var(--surface);border-radius:var(--radius-lg);padding:var(--spacing-lg);border:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;transition:all var(--transition-normal)}.student-item:hover{transform:translate(4px);border-color:var(--primary)}.student-item.inactive{opacity:.6;border-color:var(--danger)}.student-info{display:flex;flex-direction:column;gap:var(--spacing-xs)}.student-info h3{margin:0;font-size:1.125rem}.student-badges{display:flex;gap:var(--spacing-sm);flex-wrap:wrap;align-items:center}.student-actions{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.pin-input-group{display:flex;gap:var(--spacing-sm);align-items:center}.pin-input-group .input{flex:1}.gender-selector{display:flex;gap:var(--spacing-md)}.gender-option{flex:1;display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md);border:2px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal)}.gender-option:hover{border-color:var(--primary);background:var(--surface-light)}.gender-option input[type=radio]{cursor:pointer}.gender-option input[type=radio]:checked+span{font-weight:600;color:var(--primary)}.gender-option span{font-size:1rem}@media(max-width:768px){.students-header{flex-direction:column;gap:var(--spacing-md)}.student-item{flex-direction:column;align-items:flex-start;gap:var(--spacing-md)}.student-actions{width:100%;justify-content:flex-end}}.pin-input-container{display:flex;gap:var(--spacing-md);justify-content:center;margin:var(--spacing-lg) 0}.pin-digit{width:60px;height:70px;font-size:2rem;text-align:center;border:2px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);color:var(--text-primary);transition:all var(--transition-normal);font-weight:600}.pin-digit:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(var(--primary-rgb),.1);transform:scale(1.05)}.pin-digit.pin-error{border-color:var(--danger);animation:shake .3s ease-in-out}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}@media(max-width:768px){.pin-digit{width:50px;height:60px;font-size:1.75rem}}.pin-modal{background:var(--surface);border-radius:var(--radius-xl);padding:var(--spacing-2xl);max-width:450px;width:100%;border:1px solid var(--border);box-shadow:var(--shadow-xl)}.pin-modal-header{text-align:center;margin-bottom:var(--spacing-xl)}.pin-modal-header h2{margin:0 0 var(--spacing-md) 0;color:var(--text-primary)}.pin-modal-header .student-name{font-size:1.25rem;font-weight:600;color:var(--primary);margin:var(--spacing-sm) 0}.pin-modal-body{margin-bottom:var(--spacing-xl)}.pin-modal-body .input-label{display:block;text-align:center;margin-bottom:var(--spacing-md);font-size:1rem;color:var(--text-secondary)}.error-message{text-align:center;color:var(--danger);font-weight:600;margin-top:var(--spacing-md);font-size:.95rem}.pin-modal-actions{display:flex;justify-content:center;gap:var(--spacing-md)}@media(max-width:768px){.pin-modal{max-width:90%;padding:var(--spacing-xl)}}.tracking-container{min-height:100vh;background:var(--background);padding:var(--spacing-xl)}.tracking-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--spacing-2xl);padding-bottom:var(--spacing-lg);border-bottom:2px solid var(--border)}.tracking-header h1{margin-top:var(--spacing-sm);margin-bottom:var(--spacing-xs)}.tracking-stats{display:flex;gap:var(--spacing-md)}.stat-badge{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--spacing-md) var(--spacing-lg);text-align:center;min-width:100px}.stat-value{display:block;font-size:2rem;font-weight:700;color:var(--primary-light);line-height:1}.stat-label{display:block;font-size:.875rem;color:var(--text-muted);margin-top:var(--spacing-xs)}.tracking-content{max-width:1400px;margin:0 auto}.students-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:var(--spacing-lg)}.student-card{background:var(--surface);border-radius:var(--radius-lg);padding:var(--spacing-lg);border:2px solid var(--border);transition:all var(--transition-normal);display:flex;flex-direction:column;gap:var(--spacing-md)}.student-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl)}.student-card-header{display:flex;align-items:center;gap:var(--spacing-md)}.student-card-icon{font-size:2rem;width:50px;height:50px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);background:var(--surface-light)}.student-card-info h3{margin:0;font-size:1rem;line-height:1.3}.student-number{font-size:.75rem;color:var(--text-muted)}.timer-display{text-align:center;padding:var(--spacing-md);background:var(--background);border-radius:var(--radius-md)}.timer-value{font-size:2.5rem;font-weight:700;line-height:1;font-variant-numeric:tabular-nums}.timer-label{font-size:.875rem;color:var(--text-muted);margin-top:var(--spacing-xs)}.status-in{border-color:var(--secondary)}.status-in .student-card-icon{background:#10b98133}.status-in .timer-value{color:var(--secondary-light)}.status-out{border-color:var(--primary)}.status-out .student-card-icon{background:#3b82f633}.status-out .timer-value{color:var(--primary-light)}.status-warning{border-color:var(--warning);animation:pulse 2s ease-in-out infinite}.status-warning .student-card-icon{background:#f59e0b33}.status-warning .timer-value{color:var(--warning-light)}.status-danger{border-color:var(--danger);animation:pulse 1.5s ease-in-out infinite}.status-danger .student-card-icon{background:#ef444433}.status-danger .timer-value{color:var(--danger-light)}.status-queue{border-color:var(--warning);opacity:.8}.status-queue .student-card-icon{background:#f59e0b33}.queue-badge-card{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:#f59e0b1a;border:1px solid var(--warning);border-radius:var(--radius-md);text-align:center}.queue-badge-icon{font-size:1.5rem}.queue-badge-text{font-weight:600;color:var(--warning-light);font-size:.875rem}.stat-waiting{background:#f59e0b1a;border-color:var(--warning)}.stat-waiting .stat-value{color:var(--warning-light)}.waiting-rooms-container{margin-top:var(--spacing-2xl);display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-xl)}.waiting-room-section{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius-lg);padding:var(--spacing-lg)}.waiting-room-section.kiosk-mode{border-width:3px;padding:var(--spacing-xl)}.waiting-room-header{font-size:1.25rem;font-weight:700;margin:0 0 var(--spacing-md) 0;padding-bottom:var(--spacing-sm);border-bottom:2px solid var(--border);display:flex;align-items:center;gap:var(--spacing-sm)}.waiting-room-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.waiting-room-entry{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--background);border:1px solid var(--border);border-radius:var(--radius-md);transition:all var(--transition-normal)}.waiting-room-entry:hover{transform:translate(4px);border-color:var(--primary)}.queue-position{font-size:1.5rem;font-weight:700;color:var(--primary-light);min-width:50px;text-align:center;background:#3b82f61a;padding:var(--spacing-sm);border-radius:var(--radius-md)}.waiting-room-entry .student-info{flex:1}.waiting-room-entry .student-name{font-weight:600;font-size:1rem;margin-bottom:var(--spacing-xs)}.waiting-room-entry .student-number{font-size:.75rem;color:var(--text-muted);display:block}.wait-time{font-size:.875rem;color:var(--text-muted);margin-top:var(--spacing-xs)}.btn-disabled{opacity:.6;cursor:not-allowed}@media(max-width:768px){.tracking-header{flex-direction:column;gap:var(--spacing-md)}.tracking-stats{width:100%;justify-content:space-around}.students-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:var(--spacing-md)}.waiting-rooms-container{grid-template-columns:1fr}}.confirmation-modal{background:#0f172afa;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:var(--radius-xl);padding:var(--spacing-2xl);max-width:500px;width:90%;border:3px solid rgba(59,130,246,.5);box-shadow:0 20px 60px #00000080}.confirmation-header{text-align:center;margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-lg);border-bottom:2px solid rgba(255,255,255,.1)}.confirmation-header h2{margin:0;font-size:2rem;color:#fff;font-weight:700}.confirmation-body{text-align:center;margin-bottom:var(--spacing-2xl)}.confirmation-message{font-size:1.5rem;color:#ffffffe6;margin:0;font-weight:600}.confirmation-actions{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-lg)}.btn-cancel{background:linear-gradient(135deg,#ef4444,#dc2626);border:none;color:#fff;padding:var(--spacing-lg) var(--spacing-xl);border-radius:var(--radius-lg);font-size:1.25rem;font-weight:700;cursor:pointer;transition:all var(--transition-normal);box-shadow:0 4px 15px #ef44444d}.btn-cancel:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ef444480}.btn-cancel:active{transform:translateY(0)}.btn-confirm{background:linear-gradient(135deg,#10b981,#059669);border:none;color:#fff;padding:var(--spacing-lg) var(--spacing-xl);border-radius:var(--radius-lg);font-size:1.25rem;font-weight:700;cursor:pointer;transition:all var(--transition-normal);box-shadow:0 4px 15px #10b9814d}.btn-confirm:hover{transform:translateY(-2px);box-shadow:0 6px 20px #10b98180}.btn-confirm:active{transform:translateY(0)}@media(max-width:768px){.confirmation-header h2{font-size:1.5rem}.confirmation-message{font-size:1.25rem}.btn-cancel,.btn-confirm{font-size:1rem;padding:var(--spacing-md) var(--spacing-lg)}}.kiosk-container{min-height:100vh;background:var(--background);display:flex;flex-direction:column}.kiosk-header{background:var(--bg-secondary);padding:var(--spacing-xl);text-align:center;border-bottom:2px solid var(--border)}.kiosk-header h1{margin:0 0 var(--spacing-sm) 0;font-size:1.75rem;color:var(--text-primary)}.kiosk-header .class-name{font-size:1rem;color:var(--text-secondary);margin:0}.kiosk-container-new{min-height:100vh;background:linear-gradient(135deg,#1e293b,#0f172a);display:flex;flex-direction:column;color:#fff}.kiosk-header-new{background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:var(--spacing-xl);text-align:center;border-bottom:2px solid rgba(255,255,255,.1)}.kiosk-header-new h1{margin:0 0 var(--spacing-sm) 0;font-size:2.5rem;color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.3)}.kiosk-header-new .class-name{font-size:1.25rem;color:#fffc;margin:0}.kiosk-content-new{flex:1;padding:var(--spacing-2xl);max-width:1200px;width:100%;margin:0 auto;display:flex;flex-direction:column;gap:var(--spacing-2xl)}.status-panels{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-xl)}.status-panel{background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-xl);padding:var(--spacing-xl);border:2px solid rgba(255,255,255,.1);transition:all var(--transition-normal)}.status-panel.occupied{border-color:#ef444480;background:#ef44441a}.status-panel.available{border-color:#10b98180;background:#10b9811a}.status-panel-male{border-left:4px solid #3b82f6}.status-panel-female{border-left:4px solid #f59e0b}.status-panel-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-md);border-bottom:1px solid rgba(255,255,255,.1)}.status-icon{font-size:2rem}.status-gender{font-size:1.25rem;font-weight:700}.status-panel-body{display:flex;flex-direction:column;gap:var(--spacing-md)}.status-indicator{display:flex;align-items:center;gap:var(--spacing-md)}.status-dot{font-size:1.5rem}.status-text{font-size:1.5rem;font-weight:700}.occupied-info{margin-top:var(--spacing-sm)}.occupied-name{font-size:1.25rem;font-weight:600;color:#ffffffe6}.occupied-time{font-size:1rem;color:#ffffffb3;margin-top:var(--spacing-xs)}.waiting-list-panel{background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-xl);padding:var(--spacing-xl);border:2px solid rgba(245,158,11,.3)}.waiting-list-title{font-size:1.5rem;font-weight:700;margin:0 0 var(--spacing-lg) 0;color:#fbbf24;text-align:center}.waiting-list-content{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-xl)}.waiting-list-section{background:#0003;border-radius:var(--radius-lg);padding:var(--spacing-md)}.waiting-list-header{font-size:1.125rem;font-weight:600;margin:0 0 var(--spacing-md) 0;color:#ffffffe6}.waiting-list-empty{color:#ffffff80;font-style:italic;text-align:center;padding:var(--spacing-md)}.waiting-list-items{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--spacing-sm)}.waiting-list-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-md);background:#ffffff0d;border-radius:var(--radius-md)}.queue-number{font-size:1.25rem;font-weight:700;color:#fbbf24;min-width:40px}.waiting-list-item .student-name{font-size:1rem;color:#ffffffe6}.pin-input-kiosk{background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-xl);padding:var(--spacing-2xl);border:2px solid rgba(59,130,246,.3);text-align:center}.pin-input-title{font-size:2rem;font-weight:700;margin:0 0 var(--spacing-xl) 0;color:#60a5fa}.pin-display{display:flex;justify-content:center;gap:var(--spacing-lg);margin-bottom:var(--spacing-2xl)}.pin-digit{width:60px;height:60px;border-radius:var(--radius-lg);background:#ffffff1a;border:2px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:2rem;color:#fff}.pin-keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-md);max-width:300px;margin:0 auto var(--spacing-xl) auto}.pin-key{width:100%;height:70px;border-radius:var(--radius-lg);background:#3b82f633;border:2px solid rgba(59,130,246,.3);color:#fff;font-size:1.5rem;font-weight:700;cursor:pointer;transition:all var(--transition-normal)}.pin-key:hover:not(:disabled){background:#3b82f666;border-color:#3b82f680;transform:scale(1.05)}.pin-key:active:not(:disabled){transform:scale(.95)}.pin-key:disabled{opacity:.3;cursor:not-allowed}.pin-key-clear{background:#ef444433;border-color:#ef44444d}.pin-key-clear:hover:not(:disabled){background:#ef444466;border-color:#ef444480}.pin-key-backspace{background:#f59e0b33;border-color:#f59e0b4d}.pin-key-backspace:hover:not(:disabled){background:#f59e0b66;border-color:#f59e0b80}.pin-input-hint{font-size:.875rem;color:#fff9;margin:0}.next-in-line-container{background:linear-gradient(135deg,#10b98133,#05966933);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-xl);padding:var(--spacing-xl);border:3px solid rgba(16,185,129,.5);animation:pulse-glow 2s ease-in-out infinite}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px #10b9814d}50%{box-shadow:0 0 40px #10b98199}}.next-in-line-announcement{text-align:center;margin-bottom:var(--spacing-lg)}.next-in-line-title{font-size:2rem;font-weight:700;margin:0;color:#10b981;text-shadow:0 2px 10px rgba(16,185,129,.5)}.next-in-line-button{width:100%;background:linear-gradient(135deg,#10b981,#059669);border:none;border-radius:var(--radius-xl);padding:var(--spacing-2xl);cursor:pointer;transition:all var(--transition-normal);box-shadow:0 10px 30px #10b9814d}.next-in-line-button:hover{transform:translateY(-4px);box-shadow:0 15px 40px #10b98180}.next-in-line-button:active{transform:translateY(-2px)}.next-in-line-name{font-size:2.5rem;font-weight:700;color:#fff;margin-bottom:var(--spacing-md);text-shadow:0 2px 10px rgba(0,0,0,.3)}.next-in-line-action{font-size:1.5rem;font-weight:600;color:#ffffffe6;margin-bottom:var(--spacing-md)}.countdown-timer{font-size:1.25rem;color:#fffc;font-weight:600}.feedback-message{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:#000000e6;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:var(--radius-xl);padding:var(--spacing-2xl) var(--spacing-3xl);font-size:2rem;font-weight:700;color:#fff;text-align:center;box-shadow:0 20px 60px #00000080;z-index:1000;animation:fadeInOut 3s ease-in-out;max-width:80%}@keyframes fadeInOut{0%{opacity:0;transform:translate(-50%,-50%) scale(.8)}10%,90%{opacity:1;transform:translate(-50%,-50%) scale(1)}to{opacity:0;transform:translate(-50%,-50%) scale(.8)}}@media(max-width:768px){.status-panels,.waiting-list-content{grid-template-columns:1fr}.kiosk-header-new h1{font-size:2rem}.pin-input-title{font-size:1.5rem}.next-in-line-name{font-size:2rem}.feedback-message{font-size:1.5rem;padding:var(--spacing-xl)}}.admin-panel{padding:2rem;max-width:1400px;margin:0 auto;min-height:100vh;background:#f7fafc}.admin-header{margin-bottom:2rem}.admin-header h1{color:#2d3748;margin-bottom:.5rem;font-size:2rem}.admin-header p{color:#718096;font-size:1.1rem}.admin-navigation{display:flex;gap:1rem;margin-bottom:2rem;flex-wrap:wrap}.nav-button{padding:.75rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:10px;font-weight:600;cursor:pointer;transition:all .2s;font-size:1rem}.nav-button:hover{transform:translateY(-2px);box-shadow:0 10px 20px #667eea4d}.admin-filters{display:flex;gap:1rem;margin-bottom:2rem;flex-wrap:wrap}.admin-filters button{padding:.75rem 1.5rem;background:#fff;border:2px solid #e2e8f0;border-radius:10px;color:#4a5568;font-weight:500;cursor:pointer;transition:all .2s}.admin-filters button:hover{border-color:#cbd5e0;background:#f7fafc}.admin-filters button.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-color:transparent}.users-table-container{background:#fff;border-radius:12px;padding:1.5rem;box-shadow:0 4px 6px #0000000d;overflow-x:auto}.users-table{width:100%;border-collapse:collapse}.users-table th{background:#f7fafc;padding:1rem;text-align:left;font-weight:600;color:#2d3748;border-bottom:2px solid #e2e8f0}.users-table th.sortable{cursor:pointer;-webkit-user-select:none;user-select:none;transition:all .2s}.users-table th.sortable:hover{background:#edf2f7;color:#667eea}.users-table td{padding:1rem;border-bottom:1px solid #e2e8f0;color:#4a5568}.users-table tbody tr:hover{background:#f7fafc}.user-info{display:flex;align-items:center;gap:.5rem}.admin-badge{background:linear-gradient(135deg,#f093fb,#f5576c);color:#fff;padding:.25rem .5rem;border-radius:6px;font-size:.75rem;font-weight:600}.status-badge{display:inline-block;padding:.5rem 1rem;border-radius:8px;font-size:.85rem;font-weight:600;text-transform:uppercase}.status-badge.trial{background:#bee3f8;color:#2c5282}.status-badge.active{background:#c6f6d5;color:#22543d}.status-badge.expired{background:#fed7d7;color:#742a2a}.status-badge.legacy{background:#faf089;color:#744210}.status-badge.admin_granted{background:#e9d8fd;color:#44337a}.action-buttons{display:flex;gap:.5rem;flex-wrap:wrap}.status-select{padding:.5rem;border:2px solid #e2e8f0;border-radius:6px;background:#fff;color:#4a5568;font-size:.85rem;cursor:pointer}.status-select:focus{outline:none;border-color:#667eea}.extend-button,.notes-button{padding:.5rem .75rem;border:none;border-radius:6px;background:#667eea;color:#fff;font-weight:600;cursor:pointer;transition:all .2s}.extend-button:hover,.notes-button:hover{background:#5568d3;transform:translateY(-1px)}.notes-editor{margin-top:1rem;padding:1rem;background:#f7fafc;border-radius:8px}.notes-editor textarea{width:100%;padding:.75rem;border:2px solid #e2e8f0;border-radius:6px;font-family:inherit;resize:vertical}.notes-editor textarea:focus{outline:none;border-color:#667eea}.notes-actions{display:flex;gap:.5rem;margin-top:.5rem}.notes-actions button{padding:.5rem 1rem;border:none;border-radius:6px;font-weight:500;cursor:pointer;transition:all .2s}.notes-actions button:first-child{background:#48bb78;color:#fff}.notes-actions button:first-child:hover{background:#38a169}.notes-actions button:last-child{background:#e2e8f0;color:#4a5568}.notes-actions button:last-child:hover{background:#cbd5e0}.notes-preview{margin-top:.5rem;padding:.75rem;background:#f7fafc;border-left:3px solid #667eea;border-radius:4px;font-size:.9rem;color:#4a5568}.access-denied p{color:#718096;font-size:1.1rem}@media(max-width:768px){.admin-panel{padding:1rem}.admin-header h1{font-size:1.5rem}.users-table-container{padding:1rem}.users-table{font-size:.85rem}.users-table th,.users-table td{padding:.75rem .5rem}.action-buttons{flex-direction:column}}.interest-form-container{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;padding:2rem}.interest-form-card{background:#fff;border-radius:20px;padding:3rem;max-width:600px;width:100%;box-shadow:0 20px 60px #0000004d}.interest-form-card h1{margin:0 0 .5rem;color:#2d3748;font-size:2rem;text-align:center}.form-subtitle{text-align:center;color:#718096;margin-bottom:2rem;font-size:1.1rem}.interest-form{display:flex;flex-direction:column;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-weight:600;color:#2d3748;font-size:.95rem}.form-group input,.form-group select,.form-group textarea{padding:.75rem 1rem;border:2px solid #e2e8f0;border-radius:10px;font-size:1rem;font-family:inherit;transition:all .2s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px 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0}.how-feature{background:var(--bg-secondary);padding:1.5rem;border-radius:12px;border:1px solid var(--border-color);font-size:1.05rem;color:var(--text-primary)}.benefits-classroom,.benefits-school{background:var(--bg-secondary)}.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.benefit-card{background:var(--bg-tertiary);padding:2rem;border-radius:16px;border:1px solid var(--border-color);transition:all .3s ease}.benefit-card:hover{transform:translateY(-5px);border-color:var(--primary-color);box-shadow:0 10px 30px #0000001a}.benefit-card h3{font-size:1.3rem;color:var(--text-primary);margin-bottom:.75rem}.benefit-card p{color:var(--text-muted);line-height:1.6}.security-section{text-align:center}.security-section p{font-size:1.1rem;color:var(--text-muted);margin-bottom:1rem}.security-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin:2rem 0}.security-item{background:var(--bg-secondary);padding:1rem;border-radius:10px;font-size:1.05rem;font-weight:500}.pricing-plans{background:var(--bg-secondary)}.plans-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:3rem;margin-top:3rem}.plan-card{background:var(--bg-tertiary);border:2px solid var(--border-color);border-radius:20px;padding:2.5rem;position:relative;transition:all .3s ease}.plan-card:hover{transform:translateY(-10px);box-shadow:0 20px 40px #0003}.plan-card.featured{border-color:var(--primary-color);box-shadow:0 10px 40px #8b5cf633}.plan-badge{position:absolute;top:-15px;right:20px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;padding:.5rem 1.5rem;border-radius:20px;font-weight:600;font-size:.9rem}.plan-header h3{font-size:2rem;color:var(--text-primary);margin-bottom:.5rem}.plan-subtitle{color:var(--text-muted);font-size:1.1rem;margin-bottom:2rem}.plan-price{text-align:center;margin:2rem 0;padding:2rem 0;border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}.price-option{margin:1rem 0}.price-from{font-size:1rem;color:var(--text-muted);margin-right:.5rem}.price{font-size:3rem;font-weight:700;color:var(--primary-color)}.period{font-size:1.2rem;color:var(--text-muted)}.price-divider{color:var(--text-muted);margin:.5rem 0}.price-note{font-size:.9rem;color:var(--text-muted);margin-top:1rem}.plan-features{margin:2rem 0}.plan-features h4{font-size:1.2rem;color:var(--text-primary);margin-bottom:1rem}.plan-features ul{list-style:none;padding:0}.plan-features li{padding:.75rem 0;color:var(--text-primary);font-size:1.05rem}.plan-card .btn{width:100%;margin-top:1rem}.devices-section{text-align:center}.devices-section p{font-size:1.1rem;color:var(--text-muted);margin-bottom:2rem}.devices-list{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap;margin:2rem 0}.device-item{background:var(--bg-secondary);padding:1rem 2rem;border-radius:12px;font-size:1.2rem;font-weight:600;border:1px solid var(--border-color)}.devices-note{font-size:1rem;color:var(--text-muted);margin-top:2rem}.use-cases-section{background:var(--bg-secondary)}.use-cases-section p{font-size:1.1rem;color:var(--text-muted);margin-bottom:2rem}.use-cases-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin:2rem 0}.use-case{background:var(--bg-tertiary);padding:1.5rem;border-radius:12px;border-left:4px solid var(--primary-color);font-size:1.1rem;font-style:italic;color:var(--text-primary)}.use-cases-outro{font-size:1.2rem;font-weight:600;color:var(--primary-color);text-align:center;margin-top:2rem}.parent-cta{text-align:center;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff}.parent-cta h2{color:#1a365d;text-shadow:0 2px 4px rgba(255,255,255,.3)}.parent-cta p{font-size:1.2rem;color:#2d3748;margin-bottom:2rem;text-shadow:0 1px 2px rgba(255,255,255,.5)}.pricing-footer{text-align:center;padding:2rem;background:var(--bg-secondary);border-top:1px solid var(--border-color);color:var(--text-muted)}@media(max-width:768px){.pricing-header{flex-direction:column;gap:1rem;padding:1rem}.pricing-nav{width:100%;justify-content:center}.pricing-hero h1{font-size:2rem}.hero-tagline{font-size:1.2rem}section{padding:3rem 1rem}section h2{font-size:2rem}.plans-container,.benefits-grid,.how-features{grid-template-columns:1fr}.devices-list{flex-direction:column;align-items:center}.use-cases-list{grid-template-columns:1fr}}