@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap");:root{--primary:#6366f1;--primary-hover:#4f46e5;--primary-light:#e0e7ff;--bg:#f8fafc;--bg-card:#fff;--text:#1e293b;--text-secondary:#64748b;--text-muted:#94a3b8;--border:#e2e8f0;--border-focus:#6366f1;--success:#22c55e;--success-bg:#dcfce7;--warning:#f59e0b;--warning-bg:#fef3c7;--danger:#ef4444;--danger-bg:#fee2e2;--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow:0 1px 3px rgba(0,0,0,.1),0 1px 2px rgba(0,0,0,.06);--shadow-lg:0 10px 15px rgba(0,0,0,.1),0 4px 6px rgba(0,0,0,.05);--radius:8px;--radius-lg:12px}*{margin:0;padding:0;box-sizing:border-box}body,html{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:500;border-radius:var(--radius);border:1px solid transparent;cursor:pointer;transition:all .15s ease;font-family:inherit;line-height:1.4}.btn,a.btn:hover{text-decoration:none}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);box-shadow:var(--shadow)}.btn-secondary{background:#fff;color:var(--text);border-color:var(--border)}.btn-secondary:hover{background:var(--bg);border-color:var(--text-muted)}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-danger:hover{background:#dc2626}.btn-sm{padding:6px 12px;font-size:13px}.btn-lg{padding:12px 24px;font-size:16px}.btn:disabled{opacity:.5;cursor:not-allowed}.form-group{margin-bottom:20px}.form-label{display:block;font-weight:500;margin-bottom:6px}.form-input,.form-label{font-size:14px;color:var(--text)}.form-input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);background:#fff;font-family:inherit;transition:border-color .15s ease,box-shadow .15s ease}.form-input:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px rgba(99,102,241,.1)}.form-input::placeholder{color:var(--text-muted)}.form-textarea{min-height:100px;resize:vertical}.form-hint{color:var(--text-muted)}.form-error,.form-hint{font-size:12px;margin-top:4px}.form-error{color:var(--danger)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm)}.badge{display:inline-flex;align-items:center;padding:2px 10px;font-size:12px;font-weight:500;border-radius:100px}.badge-success{background:var(--success-bg);color:#166534}.badge-warning{background:var(--warning-bg);color:#92400e}.badge-danger{background:var(--danger-bg);color:#991b1b}.badge-default{background:#f1f5f9;color:var(--text-secondary)}.table{width:100%;border-collapse:collapse}.table th{text-align:left;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}.table td,.table th{padding:12px 16px;border-bottom:1px solid var(--border)}.table td{font-size:14px;vertical-align:middle}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:#f8fafc}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-title{font-size:24px;font-weight:700}.page-subtitle{font-size:14px;color:var(--text-secondary);margin-top:4px}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(135deg,#667eea,#764ba2)}.auth-card{width:100%;max-width:420px;background:#fff;border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-lg)}.auth-logo{text-align:center;margin-bottom:32px}.auth-logo h1{font-size:28px;font-weight:700;color:var(--text)}.auth-logo span{color:var(--primary)}.auth-logo p{margin-top:4px}.auth-footer,.auth-logo p{font-size:14px;color:var(--text-secondary)}.auth-footer{text-align:center;margin-top:24px}.auth-error{background:var(--danger-bg);color:#991b1b;padding:10px 14px;border-radius:var(--radius);font-size:14px;margin-bottom:20px}.empty-state{text-align:center;padding:60px 20px;color:var(--text-secondary)}.empty-state-icon{font-size:48px;margin-bottom:16px}.empty-state h3{font-size:18px;color:var(--text);margin-bottom:8px}.empty-state p{font-size:14px;margin-bottom:24px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:16px;gap:16px;margin-bottom:32px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px}.stat-label{font-size:13px;color:var(--text-muted);font-weight:500}.stat-value{font-size:28px;font-weight:700;margin-top:4px}@media (max-width:768px){.page-header{flex-direction:column;align-items:flex-start;gap:12px}.stats-grid{grid-template-columns:1fr 1fr}.course-grid{gap:12px!important}.course-grid,.course-similar-grid{grid-template-columns:1fr!important}}.course-card{transition:box-shadow .2s,transform .2s}.course-card:hover{box-shadow:0 8px 24px rgba(0,0,0,.1)!important}.cat-chip{transition:all .15s ease}.cat-chip:hover{transform:scale(1.05)}.magazine-card{position:relative;overflow:hidden}.magazine-card:after{content:"";position:absolute;inset:0}.magazine-card:after,.magazine-card:hover:after{background:linear-gradient(0deg,rgba(0,0,0,.75) 0,rgba(0,0,0,.3) 40%,transparent 70%)}.magazine-info{position:absolute;bottom:0;left:0;right:0;padding:20px;z-index:1}.foto-card .foto-card-img>div{transition:transform .35s ease}.foto-card:hover .foto-card-img>div{transform:scale(1.06)}