*{box-sizing:border-box;margin:0;padding:0}:root{--primary:#007856;--primary-dark:#005c44;--primary-light:#e6f4f1;--secondary:#4a4a4a;--bg:#fff;--bg-alt:#f8f9fa;--text:#212529;--text-light:#6c757d;--border:#dee2e6;--error:#dc3545;--shadow:0 2px 8px #00000014;--shadow-lg:0 8px 24px #0000001f;--radius:8px;--radius-lg:12px}body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6}#root{min-height:100vh}.app-layout{flex-direction:column;min-height:100vh;display:flex}.main-content{flex:1}.navbar{border-bottom:1px solid var(--border);z-index:1000;box-shadow:var(--shadow);background:#fff;justify-content:space-between;align-items:center;padding:1rem 4%;display:flex;position:sticky;top:0}.logo{color:var(--primary);letter-spacing:-.5px;font-size:1.6rem;font-weight:800;text-decoration:none}.nav-links{align-items:center;gap:2rem;display:flex}.nav-links a{color:var(--text);font-size:.95rem;font-weight:500;text-decoration:none;transition:color .2s;position:relative}.nav-links a:hover{color:var(--primary)}.nav-links .dropdown-toggle:after{content:" ▼";opacity:.6;margin-left:4px;font-size:.7rem}.role-badge{background:var(--primary);color:#fff;text-transform:capitalize;border-radius:9999px;padding:.3rem .9rem;font-size:.75rem;font-weight:600}.profile-menu{position:relative}.profile-trigger{cursor:pointer;background:0 0;border:none;border-radius:9999px;align-items:center;gap:.6rem;padding:.3rem .6rem;transition:background .2s;display:flex}.profile-trigger:hover{background:var(--bg-alt)}.profile-img{object-fit:cover;border:2px solid var(--border);border-radius:50%;width:36px;height:36px}.profile-initials{background:var(--primary);color:#fff;border:2px solid var(--primary-light);border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:.8rem;font-weight:700;display:flex}.profile-email{color:var(--text);text-overflow:ellipsis;white-space:nowrap;max-width:180px;font-size:.9rem;font-weight:500;overflow:hidden}.profile-arrow{color:var(--text-light);font-size:.6rem;transition:transform .2s}.profile-dropdown{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);z-index:1001;background:#fff;min-width:260px;position:absolute;top:calc(100% + .5rem);right:0;overflow:hidden}.profile-dropdown-header{background:var(--bg-alt);align-items:center;gap:1rem;padding:1.2rem;display:flex}.dropdown-avatar{object-fit:cover;border:2px solid var(--primary-light);border-radius:50%;flex-shrink:0;width:48px;height:48px}.dropdown-avatar-placeholder{background:var(--primary);color:#fff;justify-content:center;align-items:center;font-size:1rem;font-weight:700;display:flex}.dropdown-user-info{flex-direction:column;gap:.2rem;display:flex;overflow:hidden}.dropdown-email{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:.9rem;font-weight:600;overflow:hidden}.dropdown-role{color:var(--text-light);text-transform:capitalize;font-size:.8rem}.profile-dropdown-divider{background:var(--border);height:1px}.dropdown-item{width:100%;color:var(--text);cursor:pointer;text-align:left;background:0 0;border:none;padding:.9rem 1.2rem;font-size:.95rem;font-weight:600;text-decoration:none;transition:background .2s;display:block}.dropdown-item:hover{background:var(--bg-alt)}.dropdown-logout{color:#dc3545;cursor:pointer;text-align:left;background:0 0;border:none;width:100%;padding:.9rem 1.2rem;font-size:.95rem;font-weight:600;transition:background .2s}.dropdown-logout:hover{background:#fff5f5}.btn-primary{background:var(--primary);color:#fff;border-radius:var(--radius);cursor:pointer;text-align:center;border:none;padding:.85rem 1.8rem;font-size:.95rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-block}.btn-primary:hover{background:var(--primary-dark);box-shadow:var(--shadow);transform:translateY(-1px)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-secondary{color:var(--primary);border:2px solid var(--primary);border-radius:var(--radius);cursor:pointer;text-align:center;background:0 0;padding:.85rem 1.8rem;font-size:.95rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-block}.btn-secondary:hover{background:var(--primary-light)}.btn-large{padding:1rem 2.2rem;font-size:1.05rem}.hero-section{color:#fff;background:linear-gradient(135deg,#007856 0%,#00a86b 100%);padding:5rem 4% 4rem;position:relative;overflow:hidden}.hero-section:before{content:"";opacity:.3;background:url("data:image/svg+xml,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 1440 320\"><path fill=\"%23ffffff\" fill-opacity=\"0.05\" d=\"M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z\"></path></svg>") bottom/cover no-repeat;width:50%;height:100%;position:absolute;top:0;right:0}.hero-content{z-index:1;grid-template-columns:1fr 1fr;align-items:center;gap:4rem;max-width:1200px;margin:0 auto;display:grid;position:relative}.hero-text h1{letter-spacing:-.02em;margin-bottom:1.2rem;font-size:3.2rem;font-weight:800;line-height:1.2}.hero-text .highlight{color:gold;text-shadow:2px 2px 4px #0003}.hero-subtitle{opacity:.95;max-width:500px;margin-bottom:2rem;font-size:1.15rem;line-height:1.7}.hero-actions{gap:1rem;margin-bottom:3rem;display:flex}.hero-actions .btn-primary{color:var(--primary);background:#fff;font-weight:700}.hero-actions .btn-primary:hover{background:#f0f0f0;transform:translateY(-2px)}.hero-actions .btn-secondary{color:#fff;border-color:#fff}.hero-actions .btn-secondary:hover{background:#ffffff1a}.hero-stats{gap:2.5rem;display:flex}.stat{flex-direction:column;display:flex}.stat-number{font-size:1.8rem;font-weight:700;line-height:1}.stat-label{opacity:.9;margin-top:.3rem;font-size:.85rem}.hero-image{justify-content:center;align-items:center;display:flex}.hero-image-placeholder{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff1a;border:2px solid #fff3;border-radius:50%;justify-content:center;align-items:center;width:400px;height:400px;display:flex}.hero-illustration{grid-template-columns:1fr 1fr 1fr;gap:1.5rem;display:grid}.illustration-card{color:var(--text);border-radius:var(--radius-lg);text-align:center;box-shadow:var(--shadow-lg);background:#fffffff2;padding:1.5rem;transition:transform .3s}.illustration-card:hover{transform:translateY(-5px)}.illustration-card span{margin-bottom:.5rem;font-size:2.5rem;display:block}.illustration-card p{font-size:.9rem;font-weight:600}.section-container{max-width:1200px;margin:0 auto;padding:0 4%}.section-title{text-align:center;color:var(--text);margin-bottom:.5rem;font-size:2rem;font-weight:700}.section-subtitle{text-align:center;color:var(--text-light);margin-bottom:2.5rem;font-size:1.05rem}.categories-section{background:#fff;padding:5rem 0}.categories-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;display:grid}.category-card{background:var(--bg-alt);border-radius:var(--radius-lg);text-align:center;color:var(--text);border:1px solid var(--border);padding:2rem;text-decoration:none;transition:all .3s}.category-card:hover{box-shadow:var(--shadow-lg);border-color:var(--primary);transform:translateY(-5px)}.category-icon{margin-bottom:1rem;font-size:2.5rem}.category-card h3{color:var(--text);margin-bottom:.5rem;font-size:1.15rem}.category-card p{color:var(--text-light);font-size:.9rem}.courses-section{background:var(--bg-alt);padding:5rem 0}.courses-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.5rem;display:grid}.course-card{border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--border);background:#fff;transition:all .3s;overflow:hidden}.course-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-5px)}.course-image{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);justify-content:center;align-items:center;height:160px;font-size:4rem;display:flex}.course-content{padding:1.5rem}.course-content h3{color:var(--text);margin-bottom:.5rem;font-size:1.1rem}.course-content p{color:var(--text-light);margin-bottom:.8rem;font-size:.9rem}.course-badge{background:var(--primary-light);color:var(--primary);border-radius:9999px;padding:.3rem .8rem;font-size:.75rem;font-weight:600}.section-cta{text-align:center;margin-top:2.5rem}.testimonials-section{background:#fff;padding:5rem 0}.testimonials-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;display:grid}.testimonial-card{background:var(--bg-alt);border-radius:var(--radius-lg);border:1px solid var(--border);padding:2rem}.testimonial-content{margin-bottom:1.5rem}.testimonial-content p{color:var(--text);padding-left:1.5rem;font-style:italic;line-height:1.7;position:relative}.testimonial-content p:before{content:"\"";color:var(--primary);font-family:Georgia,serif;font-size:2rem;position:absolute;top:-.3rem;left:0}.testimonial-author{align-items:center;gap:1rem;display:flex}.author-avatar{background:var(--primary);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.1rem;font-weight:700;display:flex}.author-info h4{margin-bottom:.2rem;font-size:.95rem}.author-info p{color:var(--text-light);font-size:.85rem}.companies-section{background:var(--bg-alt);padding:4rem 0}.companies-strip{flex-wrap:wrap;justify-content:center;align-items:center;gap:3rem;margin-top:2rem;display:flex}.company-logo{color:var(--text-light);opacity:.7;border-radius:var(--radius);border:1px solid var(--border);text-align:center;background:#fff;min-width:120px;padding:1rem 1.5rem;font-size:1.3rem;font-weight:700;transition:all .2s}.company-logo:hover{opacity:1;color:var(--primary);border-color:var(--primary)}.auth-page{background:var(--bg-alt);justify-content:center;align-items:center;min-height:calc(100vh - 80px);padding:2rem;display:flex}.auth-card{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);background:#fff;width:100%;max-width:420px;padding:2.5rem}.auth-card h2{text-align:center;color:var(--text);margin-bottom:1.5rem;font-weight:700}.auth-card form{flex-direction:column;gap:1rem;display:flex}.auth-card input,.auth-card select{border:1px solid var(--border);border-radius:var(--radius);width:100%;padding:.85rem;font-size:.95rem;transition:border-color .2s}.auth-card input:focus,.auth-card select:focus{border-color:var(--primary);outline:none}.auth-card .checkbox-group{margin:.5rem 0 1rem}.auth-card .checkbox-group label{cursor:pointer;color:var(--text);align-items:center;gap:.5rem;font-size:.95rem;display:flex}.auth-card .checkbox-group input[type=checkbox]{width:auto;accent-color:var(--primary)}.auth-card button{width:100%;margin-top:.5rem}.error{color:var(--error);border-radius:var(--radius);background:#fff5f5;border:1px solid #feb2b2;margin-bottom:1rem;padding:.85rem;font-size:.9rem}.auth-footer{text-align:center;color:var(--text-light);margin-top:1.5rem;font-size:.95rem}.auth-footer a{color:var(--primary);font-weight:600;text-decoration:none}.loading{text-align:center;color:var(--text-light);padding:4rem;font-size:1.2rem}.dashboard{max-width:1200px;margin:0 auto;padding:2rem 4%}.dashboard h2{color:var(--text);margin-bottom:.5rem}.dashboard-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2rem;display:grid}.dash-card{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;padding:1.5rem;transition:all .2s}.dash-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.dash-card h3{color:var(--primary);margin-bottom:.5rem}.dash-card p{color:var(--text-light);font-size:.95rem}.dash-link{color:inherit;text-decoration:none}.dash-link:hover{color:inherit}.unauthorized{text-align:center;padding:4rem 2rem}.unauthorized h2{color:var(--error);margin-bottom:1rem}.profile-header{justify-content:space-between;align-items:flex-start;margin-bottom:2rem;display:flex}.profile-image-section{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;align-items:center;gap:2rem;margin-bottom:2rem;padding:2rem;display:flex}.profile-image-preview{border:3px solid var(--primary-light);background:var(--bg-alt);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:120px;height:120px;display:flex;overflow:hidden}.profile-image-preview img{object-fit:cover;width:100%;height:100%}.profile-image-placeholder{background:var(--primary);color:#fff;justify-content:center;align-items:center;width:100%;height:100%;font-size:3rem;font-weight:700;display:flex}.profile-image-controls{flex-direction:column;gap:.5rem;display:flex}.upload-btn{background:var(--primary);color:#fff;border-radius:var(--radius);cursor:pointer;text-align:center;padding:.75rem 1.5rem;font-size:.95rem;font-weight:600;transition:background .2s;display:inline-block}.upload-btn:hover{background:var(--primary-dark)}.upload-btn input[type=file]{display:none}.upload-btn:disabled{opacity:.6;cursor:not-allowed}.profile-form{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;padding:2rem}.profile-form-grid{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.profile-form-grid .full-width{grid-column:1/-1}.input-disabled{background:var(--bg-alt);color:var(--text-light);cursor:not-allowed;border:1px solid var(--border);border-radius:var(--radius);width:100%;padding:.75rem;font-size:.95rem}.footer{color:#fff;background:#1a1a2e;margin-top:auto;padding:3rem 0 1.5rem}.footer-container{max-width:1200px;margin:0 auto;padding:0 4%}.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:2rem;display:grid}.footer-col h3{color:var(--primary);margin-bottom:1rem;font-size:1.3rem}.footer-col h4{color:#fff;margin-bottom:1rem;font-size:1rem;font-weight:600}.footer-col p{color:#aaa;font-size:.9rem;line-height:1.7}.footer-col ul{list-style:none}.footer-col ul li{margin-bottom:.6rem}.footer-col ul li a{color:#aaa;font-size:.9rem;text-decoration:none;transition:color .2s}.footer-col ul li a:hover{color:var(--primary)}.footer-bottom{text-align:center;color:#888;border-top:1px solid #333;padding-top:1.5rem;font-size:.9rem}@media (width<=968px){.hero-content{text-align:center;grid-template-columns:1fr}.hero-text h1{font-size:2.2rem}.hero-subtitle{max-width:100%;margin-left:auto;margin-right:auto}.hero-actions,.hero-stats{justify-content:center}.hero-image-placeholder{width:280px;height:280px;margin:0 auto}.footer-grid{grid-template-columns:1fr 1fr}}@media (width<=600px){.navbar{padding:1rem 4%}.nav-links{gap:1rem}.nav-links a{font-size:.85rem}.profile-email{display:none}.profile-dropdown{min-width:240px;right:-.5rem}.hero-section{padding:3rem 4% 2.5rem}.hero-text h1{font-size:1.8rem}.hero-actions{flex-direction:column}.hero-stats{gap:1.5rem}.hero-image-placeholder{width:220px;height:220px}.hero-illustration{gap:.8rem}.illustration-card{padding:1rem}.illustration-card span{font-size:1.8rem}.section-title{font-size:1.5rem}.categories-grid,.courses-grid,.testimonials-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:2rem}.companies-strip{gap:1rem}.company-logo{min-width:90px;padding:.8rem 1rem;font-size:1rem}.profile-image-section{text-align:center;flex-direction:column}.profile-form-grid{grid-template-columns:1fr}}.success{color:#22543d;border-radius:var(--radius);background:#f0fff4;border:1px solid #9ae6b4;margin-bottom:1rem;padding:.85rem;font-size:.9rem}.dashboard-subtitle{color:var(--text-light);margin-top:.2rem;font-size:.95rem}.admin-management-grid{grid-template-columns:1fr 1fr;gap:2rem;margin-top:2rem;display:grid}.admin-form-card,.admin-list-card{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;padding:2rem}.admin-form-card h3,.admin-list-card h3{color:var(--text);margin-bottom:1.5rem}.form-group{margin-bottom:1.2rem}.form-group label{margin-bottom:.4rem;font-size:.9rem;font-weight:600;display:block}.form-group input,.form-group select,.form-group textarea{border:1px solid var(--border);border-radius:var(--radius);width:100%;padding:.75rem;font-size:.95rem;transition:border-color .2s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);outline:none}.form-group small{color:var(--text-light);margin-top:.3rem;font-size:.85rem;display:block}.admin-list{flex-direction:column;gap:.8rem;display:flex}.admin-item{background:var(--bg-alt);border-radius:var(--radius);border:1px solid var(--border);justify-content:space-between;align-items:center;padding:1rem;display:flex}.admin-info{flex-direction:column;gap:.3rem;display:flex}.admin-email{color:var(--text);font-weight:600}.role-tag{text-transform:capitalize;border-radius:9999px;align-self:flex-start;padding:.2rem .6rem;font-size:.75rem;font-weight:600}.role-tag.admin{background:var(--primary-light);color:var(--primary)}.role-tag.superadmin{color:#92400e;background:#fef3c7}.btn-danger{color:#fff;border-radius:var(--radius);cursor:pointer;background:#dc3545;border:none;padding:.5rem 1rem;font-size:.85rem;transition:background .2s}.btn-danger:hover{background:#c82333}.filter-bar{margin-bottom:1rem}.admin-list-header{justify-content:space-between;align-items:center;margin-bottom:1rem;display:flex}.admin-list-header h3{margin:0}.btn-small{padding:.4rem .8rem;font-size:.85rem}.users-list-container{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;overflow:hidden}.users-list-header{background:var(--bg-alt);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:1.2rem 1.5rem;display:flex}.users-list-header h3{margin:0;font-size:1rem}.users-table-container{overflow-x:auto}.users-table{border-collapse:collapse;width:100%}.users-table th,.users-table td{text-align:left;border-bottom:1px solid var(--border);padding:1rem 1.5rem}.users-table th{background:var(--bg-alt);text-transform:uppercase;color:var(--text-light);font-size:.85rem;font-weight:600}.users-table tbody tr:hover{background:var(--bg-alt)}.users-table td{font-size:.95rem}.user-id-cell{font-family:var(--mono);color:var(--text-light);text-overflow:ellipsis;white-space:nowrap;max-width:260px;font-size:.85rem;overflow:hidden}.role-change-controls{align-items:center;display:flex}.role-select{border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;text-transform:capitalize;background:#fff;padding:.4rem .6rem;font-size:.85rem}.role-select:focus{border-color:var(--primary);outline:none}.role-locked{color:var(--text-light);background:var(--bg-alt);border-radius:var(--radius);border:1px solid var(--border);white-space:nowrap;padding:.4rem .8rem;font-size:.85rem;font-weight:600}.courses-header{justify-content:space-between;align-items:flex-start;margin-bottom:2rem;display:flex}.courses-filters{gap:1rem;margin-bottom:2rem;display:flex}.search-input{border:1px solid var(--border);border-radius:var(--radius);flex:1;padding:.85rem 1rem;font-size:.95rem}.search-input:focus{border-color:var(--primary);outline:none}.filter-select{border:1px solid var(--border);border-radius:var(--radius);background:#fff;min-width:200px;padding:.85rem 1rem;font-size:.95rem}.courses-table-container{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;overflow:hidden}.courses-table{border-collapse:collapse;width:100%}.courses-table th,.courses-table td{text-align:left;border-bottom:1px solid var(--border);padding:1rem}.courses-table th{background:var(--bg-alt);text-transform:uppercase;color:var(--text-light);font-size:.85rem;font-weight:600}.courses-table tbody tr:hover{background:var(--bg-alt)}.course-cell{align-items:center;gap:1rem;display:flex}.course-thumbnail{border-radius:var(--radius);background:var(--bg-alt);flex-shrink:0;justify-content:center;align-items:center;width:50px;height:50px;font-size:1.5rem;display:flex;overflow:hidden}.course-thumbnail img{object-fit:cover;width:100%;height:100%}.course-info strong{color:var(--text);margin-bottom:.2rem;display:block}.course-info small{color:var(--text-light);font-size:.85rem}.price-current{color:var(--primary);font-size:1rem;font-weight:700}.price-original{color:var(--text-light);margin-left:.5rem;font-size:.85rem;text-decoration:line-through}.status-badge{text-transform:capitalize;border-radius:9999px;padding:.3rem .8rem;font-size:.75rem;font-weight:600}.status-badge.draft{background:var(--bg-alt);color:var(--text-light)}.status-badge.upcoming{color:#1e40af;background:#dbeafe}.status-badge.ongoing{color:#065f46;background:#d1fae5}.status-badge.completed{color:#374151;background:#f3f4f6}.action-buttons{gap:.5rem;display:flex}.btn-view{background:var(--primary);color:#fff;border-radius:var(--radius);padding:.4rem .8rem;font-size:.85rem;text-decoration:none}.btn-edit{color:#fff;border-radius:var(--radius);background:#f59e0b;padding:.4rem .8rem;font-size:.85rem;text-decoration:none}.btn-delete{color:#fff;border-radius:var(--radius);cursor:pointer;background:#dc3545;border:none;padding:.4rem .8rem;font-size:.85rem}.empty-state{text-align:center;padding:4rem 2rem}.empty-state p{color:var(--text-light);margin-bottom:1.5rem;font-size:1.1rem}.form-header{justify-content:space-between;align-items:flex-start;margin-bottom:2rem;display:flex}.course-form{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;padding:2rem}.tabs{border-bottom:2px solid var(--border);gap:.5rem;margin-bottom:2rem;display:flex;overflow-x:auto}.tab{cursor:pointer;color:var(--text-light);white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-2px;padding:.85rem 1.2rem;font-size:.9rem;font-weight:600;transition:all .2s}.tab:hover{color:var(--primary)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.tab-content{margin-bottom:2rem}.form-section h3{color:var(--text);margin-bottom:1.5rem;font-size:1.2rem}.form-row{grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem;display:grid}.array-item{margin-bottom:1rem}.btn-add{background:var(--primary-light);color:var(--primary);border:1px dashed var(--primary);border-radius:var(--radius);cursor:pointer;margin-top:.5rem;padding:.6rem 1.2rem;font-size:.9rem;font-weight:600}.btn-add:hover{background:var(--primary);color:#fff}.btn-remove{color:#fff;border-radius:var(--radius);cursor:pointer;background:#dc3545;border:none;padding:.6rem 1rem;font-size:.85rem}.checkbox-group label{cursor:pointer;align-items:center;gap:.5rem;display:flex}.checkbox-group input[type=checkbox]{width:auto}.form-actions{border-top:1px solid var(--border);justify-content:flex-end;gap:1rem;padding-top:2rem;display:flex}.course-detail-header{justify-content:space-between;align-items:center;margin-bottom:2rem;display:flex}.back-link{color:var(--primary);font-weight:600;text-decoration:none}.back-link:hover{text-decoration:underline}.course-detail{grid-template-columns:2fr 1fr;gap:2rem;display:grid}.course-banner{border-radius:var(--radius-lg);width:100%;height:300px;margin-bottom:2rem;overflow:hidden}.course-banner img{object-fit:cover;width:100%;height:100%}.banner-placeholder{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);justify-content:center;align-items:center;width:100%;height:100%;font-size:1.5rem;display:flex}.course-meta-top{gap:.5rem;margin-bottom:1rem;display:flex}.badge{text-transform:uppercase;border-radius:9999px;padding:.3rem .8rem;font-size:.75rem;font-weight:600}.badge.featured{color:#92400e;background:#fef3c7}.badge.popular{color:#1e40af;background:#dbeafe}.badge.trending{color:#9d174d;background:#fce7f3}.course-header-section h1{color:var(--text);margin-bottom:.5rem;font-size:2rem}.course-subtitle{color:var(--text-light);margin-bottom:1rem;font-size:1.1rem}.course-stats-row{color:var(--text-light);flex-wrap:wrap;gap:1.5rem;margin-bottom:1.5rem;font-size:.95rem;display:flex}.course-price-section{align-items:center;gap:1rem;margin-bottom:2rem;display:flex}.discount-badge{color:#fff;border-radius:var(--radius);background:#dc3545;padding:.3rem .8rem;font-size:.85rem;font-weight:600}.course-section{border-bottom:1px solid var(--border);margin-bottom:2rem;padding-bottom:2rem}.course-section h3{color:var(--text);margin-bottom:1rem}.skills-list{flex-wrap:wrap;gap:.5rem;display:flex}.skill-tag{background:var(--primary-light);color:var(--primary);border-radius:9999px;padding:.4rem .9rem;font-size:.85rem;font-weight:500}.curriculum-list{flex-direction:column;gap:.8rem;display:flex}.curriculum-item{background:var(--bg-alt);border-radius:var(--radius);grid-template-columns:100px 1fr 100px;align-items:center;gap:1rem;padding:1rem;display:grid}.module-number{color:var(--primary);font-size:.9rem;font-weight:700}.module-title{color:var(--text);font-weight:500}.module-duration{color:var(--text-light);text-align:right;font-size:.9rem}.requirements-list,.outcomes-list{padding-left:1.5rem}.requirements-list li,.outcomes-list li{color:var(--text);margin-bottom:.5rem}.trainer-card{background:var(--bg-alt);border-radius:var(--radius-lg);align-items:flex-start;gap:1.5rem;padding:1.5rem;display:flex}.trainer-image{object-fit:cover;border-radius:50%;width:80px;height:80px}.trainer-info h4{color:var(--text);margin-bottom:.3rem}.trainer-info p{color:var(--text-light);margin-bottom:.3rem;font-size:.9rem}.trainer-bio{margin-top:.5rem;font-style:italic}.course-detail-sidebar{flex-direction:column;gap:1.5rem;display:flex}.sidebar-card{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;padding:1.5rem}.sidebar-card h3{color:var(--text);margin-bottom:1rem;font-size:1.1rem}.info-list{flex-direction:column;gap:.8rem;display:flex}.info-item{border-bottom:1px solid var(--border);justify-content:space-between;padding-bottom:.8rem;display:flex}.info-item span:first-child{color:var(--text-light);font-size:.9rem}.info-item span:last-child{color:var(--text);font-size:.9rem;font-weight:600}.sidebar-card p{color:var(--text-light);margin-bottom:.5rem;font-size:.95rem}.sidebar-card a{color:var(--primary);margin-bottom:.5rem;font-size:.95rem;text-decoration:none;display:block}.sidebar-card a:hover{text-decoration:underline}@media (width<=968px){.admin-management-grid,.course-detail{grid-template-columns:1fr}.courses-table-container{overflow-x:auto}.curriculum-item{grid-template-columns:1fr;gap:.5rem}.module-duration{text-align:left}}@media (width<=600px){.form-row{grid-template-columns:1fr}.courses-header{flex-direction:column;gap:1rem}.courses-filters,.action-buttons{flex-direction:column}.course-stats-row{flex-direction:column;gap:.5rem}.trainer-card{text-align:center;flex-direction:column;align-items:center}.tabs{gap:.2rem}.tab{padding:.6rem .8rem;font-size:.8rem}}.image-upload-row{flex-direction:column;gap:1rem;display:flex}.upload-controls{flex-direction:column;gap:.5rem;display:flex}.upload-controls input[type=file]{cursor:pointer;padding:.5rem 0;font-size:.9rem}.upload-hint{color:var(--text-light);font-size:.85rem}.url-input{border:1px solid var(--border);border-radius:var(--radius);width:100%;padding:.75rem;font-size:.95rem}.url-input:focus{border-color:var(--primary);outline:none}.image-preview{border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-alt);justify-content:center;align-items:center;width:100%;display:flex;overflow:hidden}.image-preview img{object-fit:cover;width:100%;height:100%}.preview-loading{color:var(--text-light);font-size:.9rem}.reference-image-row{background:var(--bg-alt);border-radius:var(--radius);border:1px solid var(--border);flex-direction:column;gap:.5rem;margin-bottom:1rem;padding:1rem;display:flex}.reference-image-row .btn-remove{align-self:flex-start}