*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:"Segoe UI",system-ui,-apple-system,sans-serif;font-size:1rem;font-weight:400;line-height:1.6;color:#2c3e50;background-color:#fff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-family:"Segoe UI",system-ui,-apple-system,sans-serif;font-weight:600;line-height:1.2;color:#2c3e50;margin-bottom:.75rem}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.75rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1.125rem}p{margin-bottom:1rem}p:last-child{margin-bottom:0}a{color:#3498db;text-decoration:none;transition:all 0.2s ease-in-out}a:hover{color:#2c3e50;text-decoration:underline}ul,ol{margin-bottom:1rem;padding-left:1.25rem}ul li,ol li{margin-bottom:.5rem}code{font-family:"SF Mono",Monaco,"Cascadia Code","Roboto Mono",Consolas,monospace;font-size:0.875em;color:#e74c3c;background-color:#ecf0f1;padding:0.125rem 0.25rem;border-radius:.25rem}pre{font-family:"SF Mono",Monaco,"Cascadia Code","Roboto Mono",Consolas,monospace;font-size:0.875rem;background-color:#2c3e50;color:#fff;padding:1rem;border-radius:.375rem;overflow-x:auto;margin-bottom:1rem}pre code{color:inherit;background:none;padding:0}img{max-width:100%;height:auto;border-radius:.375rem}table{width:100%;border-collapse:collapse;margin-bottom:1rem}table th,table td{padding:.75rem;text-align:left;border-bottom:1px solid #dee2e6}table th{font-weight:600;background-color:#f8f9fa}input,textarea,select{font-family:inherit;font-size:inherit;line-height:inherit}*:focus{outline:2px solid #3498db;outline-offset:2px}::selection{background-color:#3498db;color:#fff}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f8f9fa}::-webkit-scrollbar-thumb{background:#6c757d;border-radius:.375rem}::-webkit-scrollbar-thumb:hover{background:#343a40}.container{width:100%;max-width:1140px;margin:0 auto;padding:0 1rem}@media (min-width: 1400px){.container{max-width:1320px}}.main-content{min-height:calc(100vh - 120px);padding-top:1.25rem}.site-header{background-color:#fff;border-bottom:1px solid #dee2e6;position:sticky;top:0;z-index:1020;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075)}.main-nav{display:flex;align-items:center;justify-content:space-between;padding:1rem 0}.nav-brand .brand-link{font-size:1.25rem;font-weight:700;color:#2c3e50;text-decoration:none}.nav-brand .brand-link i{margin-right:.5rem;color:#e74c3c}.nav-brand .brand-link:hover{color:#3498db;text-decoration:none}.nav-menu{display:flex;align-items:center;list-style:none;margin:0;padding:0;gap:1.5rem}.nav-item .nav-link{color:#2c3e50;font-weight:500;padding:.5rem .75rem;border-radius:.375rem;transition:all 0.2s ease-in-out;text-decoration:none}.nav-item .nav-link i{margin-right:.5rem}.nav-item .nav-link:hover{background-color:#f8f9fa;text-decoration:none}.nav-item .nav-link.active{background-color:#2c3e50;color:#fff}.nav-toggle{display:none;flex-direction:column;cursor:pointer;gap:4px}.nav-toggle span{width:25px;height:3px;background-color:#2c3e50;transition:all 0.2s ease-in-out}.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px, 5px)}.nav-toggle.active span:nth-child(2){opacity:0}.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(7px, -6px)}.auth-buttons{display:flex;align-items:center;gap:.75rem}.user-menu{display:flex;align-items:center;gap:.75rem;position:relative}.user-menu .user-avatar{width:32px;height:32px;border-radius:50rem;object-fit:cover}.user-menu .user-name{font-weight:500}.user-menu .user-dropdown{position:absolute;top:100%;right:0;background-color:#fff;border:1px solid #dee2e6;border-radius:.375rem;box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15);padding:.5rem;min-width:150px;display:none}.user-menu:hover .user-dropdown{display:block}.site-footer{background-color:#2c3e50;color:#fff;padding:2.5rem 0 1rem;margin-top:auto}.footer-content{display:grid;grid-template-columns:repeat(auto-fit, minmax(250px, 1fr));gap:1.5rem;margin-bottom:1.5rem}.footer-section h3{color:#fff;margin-bottom:1rem}.footer-section p{color:#8e8e93;margin-bottom:.75rem}.footer-section ul{list-style:none;padding:0}.footer-section ul li{margin-bottom:.5rem}.footer-section ul li a{color:#8e8e93}.footer-section ul li a:hover{color:#fff}.social-links{display:flex;gap:.75rem}.social-links a{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background-color:rgba(255,255,255,0.1);border-radius:50rem;color:#fff;transition:all 0.2s ease-in-out}.social-links a:hover{background-color:#3498db;transform:translateY(-2px)}.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:1rem;text-align:center}.footer-bottom p{color:#8e8e93;margin-bottom:.5rem}.footer-bottom p:last-child{margin-bottom:0}.page-header{background:linear-gradient(135deg, #2c3e50 0%, #3498db 100%);color:#fff;padding:2.5rem 0;text-align:center}.page-header h1{color:#fff;font-size:3rem;margin-bottom:.75rem}.page-header h1 i{margin-right:.75rem}.page-header p{font-size:1.125rem;opacity:0.9;margin-bottom:0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.25rem;font-size:1rem;font-weight:500;line-height:1;text-align:center;text-decoration:none;border:1px solid transparent;border-radius:.375rem;cursor:pointer;transition:all 0.2s ease-in-out;white-space:nowrap;user-select:none}.btn i{margin-right:.5rem}.btn:disabled{opacity:0.6;cursor:not-allowed}.btn.btn-sm{padding:.5rem .75rem;font-size:.875rem}.btn.btn-large{padding:1rem 2rem;font-size:1.125rem}.btn.btn-primary{background-color:#2c3e50;color:#fff;border-color:#2c3e50}.btn.btn-primary:hover{background-color:#1a252f;border-color:#1a252f;text-decoration:none}.btn.btn-secondary{background-color:#6c757d;color:#fff;border-color:#6c757d}.btn.btn-secondary:hover{background-color:#343a40;border-color:#343a40;text-decoration:none}.btn.btn-success{background-color:#27ae60;color:#fff;border-color:#27ae60}.btn.btn-success:hover{background-color:#1e8449;border-color:#1e8449}.btn.btn-danger{background-color:#e74c3c;color:#fff;border-color:#e74c3c}.btn.btn-danger:hover{background-color:#d62c1a;border-color:#d62c1a}.btn.btn-outline{background-color:transparent;color:#2c3e50;border-color:#2c3e50}.btn.btn-outline:hover{background-color:#2c3e50;color:#fff}.card{background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075);overflow:hidden;transition:all 0.2s ease-in-out}.card:hover{box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15);transform:translateY(-2px)}.card-header{padding:1rem;background-color:#f8f9fa;border-bottom:1px solid #dee2e6}.card-header h3{margin-bottom:0}.card-body{padding:1rem}.card-footer{padding:1rem;background-color:#f8f9fa;border-top:1px solid #dee2e6}.message{display:flex;align-items:center;padding:1rem;border-radius:.375rem;border-left:4px solid;margin-bottom:1rem;position:fixed;top:1rem;right:1rem;max-width:400px;z-index:1070;box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15)}.message i{margin-right:.75rem;font-size:1.125rem}.message .message-close{margin-left:auto;background:none;border:none;cursor:pointer;padding:0;font-size:1.125rem;opacity:0.7}.message .message-close:hover{opacity:1}.message.message-success{background-color:#c8f3da;color:#145b32;border-left-color:#27ae60}.message.message-error{background-color:#fdf3f2;color:#a82315;border-left-color:#e74c3c}.message.message-warning{background-color:#fdedd4;color:#674105;border-left-color:#f39c12}.message.message-info{background-color:#e1f0fa;color:#196090;border-left-color:#3498db}.form-group{margin-bottom:1rem}.form-group label{display:block;font-weight:500;margin-bottom:.5rem;color:#2c3e50}.form-group input,.form-group textarea,.form-group select{width:100%;padding:.75rem;border:1px solid #dee2e6;border-radius:.375rem;font-size:1rem;transition:all 0.2s ease-in-out}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:#3498db;box-shadow:0 0 0 3px rgba(52,152,219,0.1)}.form-group input::placeholder,.form-group textarea::placeholder,.form-group select::placeholder{color:#8e8e93}.form-group textarea{resize:vertical}.form-group small{display:block;margin-top:.25rem;color:#8e8e93;font-size:.875rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media (max-width: 768px){.form-row{grid-template-columns:1fr}}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,0.5);z-index:1050;animation:fadeIn 0.3s ease}.modal-content{position:absolute;top:50%;left:50%;transform:translate(-50%, -50%);background-color:#fff;border-radius:.5rem;box-shadow:0 1rem 3rem rgba(0,0,0,0.175);width:90%;max-width:500px;max-height:90vh;overflow-y:auto;animation:slideIn 0.3s ease}.modal-content.large{max-width:800px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:1.25rem;border-bottom:1px solid #dee2e6}.modal-header h2{margin-bottom:0}.modal-header .modal-close{background:none;border:none;font-size:1.5rem;cursor:pointer;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:.375rem;transition:all 0.2s ease-in-out}.modal-header .modal-close:hover{background-color:#f8f9fa}.modal-body{padding:1.25rem}.modal-footer{display:flex;justify-content:flex-end;gap:.75rem;padding:1.25rem;border-top:1px solid #dee2e6}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(255,255,255,0.9);display:flex;align-items:center;justify-content:center;z-index:1050}.loading-spinner{text-align:center}.loading-spinner i{font-size:2rem;color:#2c3e50;margin-bottom:.75rem}.loading-spinner p{color:#6c757d;margin-bottom:0}.loading-placeholder{text-align:center;padding:2.5rem;color:#8e8e93}.loading-placeholder i{font-size:2rem;margin-bottom:.75rem}.status-badge{display:inline-flex;align-items:center;padding:.25rem .75rem;font-size:.875rem;font-weight:500;border-radius:50rem}.status-badge.approved{background-color:#b3eecc;color:#145b32}.status-badge.pending{background-color:#fdedd4;color:#674105}.status-badge.rejected{background-color:#fdf3f2;color:#a82315}.progress-bar{width:100%;height:8px;background-color:#f8f9fa;border-radius:.375rem;overflow:hidden;position:relative}.progress-bar .progress-fill{height:100%;background:linear-gradient(90deg, #3498db, #f39c12);border-radius:.375rem;transition:width 0.3s ease;width:0%}.file-upload-area{border:2px dashed #dee2e6;border-radius:.375rem;padding:1.5rem;text-align:center;background-color:#ecf0f1;transition:all 0.2s ease-in-out;cursor:pointer}.file-upload-area:hover,.file-upload-area.dragover{border-color:#3498db;background-color:#f7fbfe}.file-upload-area i{font-size:2rem;color:#3498db;margin-bottom:.5rem}.file-upload-area p{color:#6c757d;margin-bottom:.5rem}.file-upload-area small{color:#8e8e93}@keyframes fadeIn{from{opacity:0}to{opacity:1}}@keyframes slideIn{from{opacity:0;transform:translate(-50%, -60%)}to{opacity:1;transform:translate(-50%, -50%)}}@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.hero{background:linear-gradient(135deg, #2c3e50 0%, #3498db 100%);color:#fff;padding:4rem 0;text-align:center;position:relative;overflow:hidden}.hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="cyber" patternUnits="userSpaceOnUse" width="10" height="10"><path d="M0,0 L10,10 M10,0 L0,10" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23cyber)"/></svg>');opacity:0.3}.hero .hero-content{position:relative;z-index:1}.hero .hero-title{font-size:3.5rem;font-weight:700;margin-bottom:1rem;color:#fff}.hero .hero-title i{color:#f39c12;margin-right:.75rem}.hero .hero-subtitle{font-size:1.25rem;margin-bottom:1.5rem;opacity:0.9;max-width:600px;margin-left:auto;margin-right:auto}.hero .hero-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.features{padding:4rem 0;background-color:#f8f9fa}.section-title{text-align:center;font-size:2.5rem;margin-bottom:2.5rem;color:#2c3e50}.features-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(250px, 1fr));gap:1.5rem}.feature-card{background-color:#fff;padding:1.5rem;border-radius:.5rem;text-align:center;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075);transition:all 0.2s ease-in-out}.feature-card:hover{transform:translateY(-5px);box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15)}.feature-card .feature-icon{width:80px;height:80px;background:linear-gradient(135deg, #3498db, #f39c12);border-radius:50rem;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.feature-card .feature-icon i{font-size:2rem;color:#fff}.feature-card h3{margin-bottom:.75rem;color:#2c3e50}.feature-card p{color:#6c757d;line-height:1.6}.cta-section{padding:4rem 0;background:linear-gradient(135deg, #1a252f 0%, #2c3e50 100%);color:#fff;text-align:center}.cta-section .cta-content{max-width:600px;margin:0 auto}.cta-section .cta-content h2{font-size:2.5rem;margin-bottom:1rem;color:#fff}.cta-section .cta-content p{font-size:1.125rem;margin-bottom:1.5rem;opacity:0.9}.about-content{padding:2.5rem 0}.about-grid{display:grid;grid-template-columns:2fr 1fr;gap:2.5rem}@media (max-width: 992px){.about-grid{grid-template-columns:1fr}}.about-text h2,.about-text h3{color:#2c3e50;margin-bottom:1rem}.about-text p{margin-bottom:1rem;line-height:1.7;color:#6c757d}.expertise{margin-top:1.5rem}.expertise .expertise-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));gap:1rem;margin-top:1rem}.expertise .expertise-item{display:flex;align-items:center;gap:.75rem;padding:.75rem;background-color:#f8f9fa;border-radius:.375rem}.expertise .expertise-item i{color:#3498db;font-size:1.125rem}.expertise .expertise-item span{font-weight:500}.about-sidebar .coach-card{background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:1.5rem;text-align:center;margin-bottom:1.5rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075)}.about-sidebar .coach-card .coach-image{margin-bottom:1rem;color:#2c3e50}.about-sidebar .coach-card h3{margin-bottom:1rem;color:#2c3e50}.about-sidebar .coach-stats{display:grid;grid-template-columns:repeat(3, 1fr);gap:.75rem;margin-bottom:1rem}.about-sidebar .coach-stats .stat{text-align:center}.about-sidebar .coach-stats .stat .stat-number{display:block;font-size:1.5rem;font-weight:700;color:#2c3e50}.about-sidebar .coach-stats .stat .stat-label{font-size:.875rem;color:#8e8e93}.about-sidebar .certifications{background-color:#f8f9fa;padding:1.25rem;border-radius:.375rem}.about-sidebar .certifications h3{margin-bottom:1rem;color:#2c3e50}.about-sidebar .certifications ul{list-style:none;padding:0}.about-sidebar .certifications ul li{display:flex;align-items:center;gap:.5rem;margin-bottom:.75rem}.about-sidebar .certifications ul li i{color:#f39c12}.achievements{padding:2.5rem 0;background-color:#f8f9fa}.achievements .achievements-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(250px, 1fr));gap:1.5rem;margin-top:1.5rem}.achievements .achievement-card{background-color:#fff;padding:1.5rem;border-radius:.5rem;text-align:center;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075);transition:all 0.2s ease-in-out;position:relative}.achievements .achievement-card:hover{transform:translateY(-3px);box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15)}.achievements .achievement-card i{font-size:3rem;color:#f39c12;margin-bottom:1rem}.achievements .achievement-card h3{margin-bottom:.75rem;color:#2c3e50}.achievements .achievement-card p{color:#6c757d;margin-bottom:1rem}.achievements .achievement-card .year{position:absolute;top:.75rem;right:.75rem;background-color:#2c3e50;color:#fff;padding:.25rem .5rem;border-radius:.375rem;font-size:.875rem;font-weight:700}.testimonials{padding:2.5rem 0}.testimonials .testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(300px, 1fr));gap:1.5rem;margin-top:1.5rem}.testimonials .testimonial{background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:1.5rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075)}.testimonials .testimonial .testimonial-content{margin-bottom:1rem}.testimonials .testimonial .testimonial-content p{font-style:italic;color:#6c757d;margin-bottom:0}.testimonials .testimonial .testimonial-content p::before{content:'"';font-size:1.5rem;color:#3498db}.testimonials .testimonial .testimonial-content p::after{content:'"';font-size:1.5rem;color:#3498db}.testimonials .testimonial .testimonial-author{font-weight:500;color:#2c3e50}.contact-content{padding:2.5rem 0}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem}@media (max-width: 992px){.contact-grid{grid-template-columns:1fr}}.contact-info h2{margin-bottom:1rem;color:#2c3e50}.contact-info p{margin-bottom:1.5rem;color:#6c757d;line-height:1.7}.contact-methods{margin-bottom:2.5rem}.contact-method{display:flex;align-items:flex-start;gap:1rem;margin-bottom:1.5rem}.contact-method i{font-size:1.125rem;color:#3498db;margin-top:2px;min-width:20px}.contact-method h3{margin-bottom:.25rem;color:#2c3e50}.contact-method p{margin-bottom:.25rem;color:#2c3e50}.contact-method small{color:#8e8e93}.quick-links h3{margin-bottom:1rem;color:#2c3e50}.quick-links ul{list-style:none;padding:0}.quick-links ul li{margin-bottom:.5rem}.quick-links ul li a{display:flex;align-items:center;gap:.5rem;color:#3498db}.quick-links ul li a:hover{color:#2c3e50}.contact-form-section .form-container{background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:1.5rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075);margin-bottom:1.5rem}.contact-form-section .form-container h2{margin-bottom:1.25rem;color:#2c3e50}.contact-form-section .form-info{background-color:#f8f9fa;padding:1.25rem;border-radius:.375rem}.contact-form-section .form-info h3{margin-bottom:1rem;color:#2c3e50}.contact-form-section .form-info ul{list-style:none;padding:0;margin-bottom:1rem}.contact-form-section .form-info ul li{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.contact-form-section .form-info ul li i{color:#27ae60}.contact-form-section .form-info .privacy-note p{font-size:.875rem;color:#8e8e93;margin-bottom:0}.contact-form-section .form-info .privacy-note p i{margin-right:.5rem;color:#3498db}.faq{padding:2.5rem 0;background-color:#f8f9fa}.faq .faq-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(300px, 1fr));gap:1.5rem;margin-top:1.5rem}.faq .faq-item{background-color:#fff;padding:1.25rem;border-radius:.375rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075)}.faq .faq-item h3{margin-bottom:.75rem;color:#2c3e50;font-size:1.125rem}.faq .faq-item p{color:#6c757d;margin-bottom:0}.auth-required-message,.admin-required-message{padding:4rem 0;text-align:center}.auth-required-message .message-card,.admin-required-message .message-card{max-width:500px;margin:0 auto;background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:2.5rem;box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15)}.auth-required-message .message-card i,.admin-required-message .message-card i{color:#3498db;margin-bottom:1rem}.auth-required-message .message-card h2,.admin-required-message .message-card h2{margin-bottom:1rem;color:#2c3e50}.auth-required-message .message-card p,.admin-required-message .message-card p{color:#6c757d;margin-bottom:1.5rem}.empty-state,.error-state{text-align:center;padding:2.5rem;color:#8e8e93}.empty-state i,.error-state i{font-size:3rem;margin-bottom:1rem;opacity:0.5}.empty-state p,.error-state p{font-size:1.125rem;margin-bottom:0}.error-state{color:#e74c3c}.error-state i{color:#e74c3c}.admin-dashboard{padding:1.5rem 0}.dashboard-tabs{display:flex;border-bottom:2px solid #dee2e6;margin-bottom:1.5rem;overflow-x:auto}.dashboard-tabs .tab-button{background:none;border:none;padding:1rem 1.25rem;font-size:1rem;font-weight:500;color:#6c757d;cursor:pointer;border-bottom:3px solid transparent;transition:all 0.2s ease-in-out;white-space:nowrap}.dashboard-tabs .tab-button i{margin-right:.5rem}.dashboard-tabs .tab-button:hover{color:#2c3e50;background-color:#ecf0f1}.dashboard-tabs .tab-button.active{color:#2c3e50;border-bottom-color:#2c3e50;background-color:#ecf0f1}.tab-content{display:none}.tab-content.active{display:block;animation:slideUp 0.3s ease}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}.section-header h2{margin-bottom:0;color:#2c3e50}.section-header .section-actions{display:flex;gap:.75rem;align-items:center}.admin-stats{display:grid;grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));gap:1rem;margin-bottom:1.5rem}.stat-card{background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:1.25rem;display:flex;align-items:center;gap:1rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075)}.stat-card i{font-size:2rem;color:#3498db}.stat-card .stat-info .stat-number{display:block;font-size:1.75rem;font-weight:700;color:#2c3e50;line-height:1}.stat-card .stat-info .stat-label{font-size:.875rem;color:#8e8e93;font-weight:500}.admin-table{width:100%;background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;overflow:hidden;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075)}.admin-table thead{background-color:#2c3e50}.admin-table thead th{color:#fff;font-weight:600;padding:1rem;border-bottom:none}.admin-table tbody tr{transition:all 0.2s ease-in-out}.admin-table tbody tr:hover{background-color:#ecf0f1}.admin-table tbody tr:not(:last-child){border-bottom:1px solid #e9ecef}.admin-table tbody td{padding:1rem;vertical-align:middle;border-bottom:none}.user-info{display:flex;align-items:center;gap:.75rem}.user-info .user-avatar-small{width:32px;height:32px;border-radius:50rem;object-fit:cover}.role-select{padding:.25rem .5rem;border:1px solid #dee2e6;border-radius:.375rem;font-size:.875rem;background-color:#fff}.action-buttons{display:flex;gap:.5rem}.loading-cell,.empty-cell,.error-cell{text-align:center;padding:1.5rem;color:#8e8e93;font-style:italic}.error-cell{color:#e74c3c}.materials-list,.assignments-list{display:grid;gap:1rem}.material-card,.assignment-card{background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:1.25rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075);transition:all 0.2s ease-in-out}.material-card:hover,.assignment-card:hover{box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15)}.material-card{display:grid;grid-template-columns:auto 1fr auto;gap:1rem;align-items:center}.material-card .material-icon{width:50px;height:50px;background-color:#3498db;border-radius:.375rem;display:flex;align-items:center;justify-content:center}.material-card .material-icon i{font-size:1.125rem;color:#fff}.material-card .material-info h3{margin-bottom:.5rem;color:#2c3e50}.material-card .material-info p{color:#6c757d;margin-bottom:.5rem}.material-card .material-info .material-meta{display:flex;gap:1rem}.material-card .material-info .material-meta .material-type{background-color:#f8f9fa;padding:.25rem .5rem;border-radius:.375rem;font-size:.875rem;font-weight:500;color:#2c3e50}.material-card .material-info .material-meta .material-date{color:#8e8e93;font-size:.875rem}.material-card .material-actions{display:flex;gap:.5rem}.assignment-card.overdue{border-left:4px solid #e74c3c}.assignment-card .assignment-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem}.assignment-card .assignment-header h3{margin-bottom:0;color:#2c3e50}.assignment-card .assignment-header .assignment-difficulty{padding:.25rem .5rem;border-radius:.375rem;font-size:.875rem;font-weight:500}.assignment-card .assignment-header .assignment-difficulty.beginner{background-color:#b3eecc;color:#145b32}.assignment-card .assignment-header .assignment-difficulty.intermediate{background-color:#fdedd4;color:#674105}.assignment-card .assignment-header .assignment-difficulty.advanced{background-color:#fdf3f2;color:#a82315}.assignment-card .assignment-content{margin-bottom:1rem}.assignment-card .assignment-content p{color:#6c757d;margin-bottom:.75rem}.assignment-card .assignment-content .assignment-details{display:flex;gap:1.25rem}.assignment-card .assignment-content .assignment-details .detail{display:flex;align-items:center;gap:.5rem;color:#8e8e93;font-size:.875rem}.assignment-card .assignment-content .assignment-details .detail i{color:#3498db}.assignment-card .assignment-actions{display:flex;gap:.5rem;justify-content:flex-end}.submissions-list{display:grid;gap:1rem}.submission-card{background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:1.25rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075)}.submission-card .submission-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem}.submission-card .submission-header .submission-title h4{margin-bottom:0;color:#2c3e50}.submission-card .submission-header .submission-title p{color:#8e8e93;font-size:.875rem;margin-bottom:0}.submission-card .submission-header .submission-status{padding:.25rem .75rem;border-radius:.375rem;font-size:.875rem;font-weight:500}.submission-card .submission-header .submission-status.submitted{background-color:#e1f0fa;color:#196090}.submission-card .submission-header .submission-status.graded{background-color:#b3eecc;color:#145b32}.submission-card .submission-header .submission-status.pending{background-color:#fdedd4;color:#674105}.submission-card .submission-content .submission-notes{background-color:#ecf0f1;padding:.75rem;border-radius:.375rem;margin-bottom:.75rem}.submission-card .submission-content .submission-notes p{margin-bottom:0;color:#6c757d;font-style:italic}.submission-card .submission-content .submission-meta{display:flex;justify-content:space-between;color:#8e8e93;font-size:.875rem}.messages-list{display:grid;gap:1rem}.message-card{background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:1.25rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075)}.message-card.unread{border-left:4px solid #3498db;background-color:#f7fbfe}.message-card .message-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem}.message-card .message-header .message-from h4{margin-bottom:0;color:#2c3e50}.message-card .message-header .message-from p{color:#8e8e93;font-size:.875rem;margin-bottom:0}.message-card .message-header .message-subject{color:#6c757d;font-weight:500}.message-card .message-content{color:#6c757d;line-height:1.6;margin-bottom:.75rem}.message-card .message-meta{display:flex;justify-content:space-between;align-items:center;color:#8e8e93;font-size:.875rem}.message-card .message-meta .message-actions{display:flex;gap:.5rem}.training-dashboard{padding:1.5rem 0}.progress-dashboard .progress-stats{display:grid;grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));gap:1rem;margin-bottom:2.5rem}.progress-dashboard .recent-activity{background-color:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:1.25rem;box-shadow:0 0.125rem 0.25rem rgba(0,0,0,0.075)}.progress-dashboard .recent-activity h3{margin-bottom:1rem;color:#2c3e50}.progress-dashboard .recent-activity #recent-activity-list .activity-item{display:flex;align-items:center;gap:.75rem;padding:.75rem;border-bottom:1px solid #e9ecef}.progress-dashboard .recent-activity #recent-activity-list .activity-item:last-child{border-bottom:none}.progress-dashboard .recent-activity #recent-activity-list .activity-item .activity-icon{width:32px;height:32px;background-color:#3498db;border-radius:50rem;display:flex;align-items:center;justify-content:center}.progress-dashboard .recent-activity #recent-activity-list .activity-item .activity-icon i{color:#fff;font-size:.875rem}.progress-dashboard .recent-activity #recent-activity-list .activity-item .activity-content{flex:1}.progress-dashboard .recent-activity #recent-activity-list .activity-item .activity-content .activity-description{margin-bottom:.25rem;color:#2c3e50}.progress-dashboard .recent-activity #recent-activity-list .activity-item .activity-content .activity-time{color:#8e8e93;font-size:.875rem}@media (max-width: 992px){.nav-toggle{display:flex}.nav-menu{position:fixed;top:100%;left:0;right:0;background-color:#fff;border-top:1px solid #dee2e6;flex-direction:column;gap:0;padding:1rem;box-shadow:0 0.5rem 1rem rgba(0,0,0,0.15);transform:translateY(-100%);opacity:0;visibility:hidden;transition:all 0.3s ease;z-index:1000}.nav-menu.active{transform:translateY(0);opacity:1;visibility:visible}.nav-menu .nav-item{width:100%}.nav-menu .nav-item .nav-link{display:block;padding:.75rem;border-radius:.375rem;margin-bottom:.5rem}.nav-menu .auth-buttons{width:100%;justify-content:center;margin-top:1rem}}@media (max-width: 1200px){.hero{padding:2.5rem 0}.hero .hero-title{font-size:2.5rem}.hero .hero-subtitle{font-size:1.125rem}.features{padding:2.5rem 0}.section-title{font-size:2rem}}@media (max-width: 768px){.container{padding:0 .75rem}.main-content{padding-top:1rem}h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.5rem}.hero{padding:1.5rem 0}.hero .hero-title{font-size:2rem}.hero .hero-title i{display:block;margin-bottom:.5rem;margin-right:0}.hero .hero-subtitle{font-size:1rem}.hero .hero-buttons{flex-direction:column;align-items:center}.hero .hero-buttons .btn{width:100%;max-width:280px}.features-grid{grid-template-columns:1fr;gap:1rem}.feature-card{padding:1rem}.feature-card .feature-icon{width:60px;height:60px}.feature-card .feature-icon i{font-size:1.5rem}.cta-section{padding:1.5rem 0}.cta-section .cta-content h2{font-size:1.75rem}.about-grid{grid-template-columns:1fr;gap:1.5rem}.expertise-grid{grid-template-columns:1fr}.coach-stats{grid-template-columns:1fr;text-align:left}.coach-stats .stat{display:flex;justify-content:space-between;align-items:center;padding:.5rem;background-color:#ecf0f1;border-radius:.375rem}.achievements-grid{grid-template-columns:1fr}.testimonials-grid{grid-template-columns:1fr}.contact-grid{grid-template-columns:1fr;gap:1.5rem}.contact-method{flex-direction:column;text-align:center}.contact-method i{margin-top:0}.faq-grid{grid-template-columns:1fr}.page-header{padding:1.5rem 0}.page-header h1{font-size:2rem}.page-header h1 i{display:block;margin-bottom:.5rem;margin-right:0}.form-row{grid-template-columns:1fr}.modal-content{width:95%;margin:1rem}.modal-content.large{max-width:none}.modal-header{padding:1rem}.modal-body{padding:1rem}.modal-footer{padding:1rem;flex-direction:column}.modal-footer .btn{width:100%}.dashboard-tabs .tab-button{font-size:.875rem;padding:.75rem 1rem}.section-header{flex-direction:column;align-items:flex-start;gap:.75rem}.admin-stats{grid-template-columns:1fr}.stat-card{flex-direction:column;text-align:center}.stat-card i{margin-bottom:.5rem}.admin-table{font-size:.875rem}.admin-table th,.admin-table td{padding:.5rem}.users-table-container{overflow-x:auto}.material-card{grid-template-columns:1fr;text-align:center;gap:.75rem}.assignment-card .assignment-header{flex-direction:column;align-items:flex-start;gap:.5rem}.assignment-card .assignment-details{flex-direction:column;gap:.5rem}.assignment-card .assignment-actions{justify-content:center}.progress-stats{grid-template-columns:1fr}.materials-grid{grid-template-columns:1fr}.message{position:relative;top:auto;right:auto;max-width:none;margin:1rem .75rem}}@media (max-width: 576px){.container{padding:0 .5rem}.hero{padding:1.25rem 0}.hero .hero-title{font-size:1.75rem}.features{padding:1.5rem 0}.feature-card{padding:.75rem}.btn{padding:.75rem 1rem}.btn.btn-large{padding:1rem 1.25rem;font-size:1rem}.modal-content{width:98%;margin:.5rem}.page-header{padding:1.25rem 0}.page-header h1{font-size:1.75rem}}@media print{.nav-toggle,.site-header,.site-footer,.btn,.modal,.loading-overlay,.message{display:none !important}.main-content{padding-top:0}body{background:white;color:black;font-size:12pt;line-height:1.4}h1,h2,h3,h4,h5,h6{page-break-after:avoid;color:black}p,ul,ol{page-break-inside:avoid}a{color:black;text-decoration:underline}.card{border:1px solid #ccc;box-shadow:none}}@media (prefers-contrast: high){.btn-primary{background-color:#000;border-color:#000;color:#fff}.btn-primary:hover{background-color:#333;border-color:#333}.card{border-width:2px}.nav-link.active{background-color:#000;color:#fff}}@media (prefers-reduced-motion: reduce){*{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important}.hero::before{animation:none}.loading-spinner i{animation:none}}