@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap";:root{--color-primary:#003b6f;--color-primary-light:#00529b;--color-primary-dark:#00274c;--color-secondary:#ffd200;--color-secondary-light:#ffe047;--color-secondary-dark:#cca900;--bg-main:#f8fafc;--bg-card:#fff;--bg-footer:#0a192f;--color-lengua:#ff5722;--color-mates:#00bcd4;--color-medio:#4caf50;--color-fechas:#9c27b0;--text-main:#1e293b;--text-muted:#64748b;--border-color:#e2e8f0;--font-title:"Outfit", sans-serif;--font-body:"Inter", sans-serif;--shadow-sm:0 2px 4px #0000000d;--shadow-md:0 10px 15px -3px #0000000d, 0 4px 6px -4px #0000000d;--shadow-lg:0 20px 25px -5px #00000014, 0 8px 10px -6px #00000014;--shadow-glow:0 0 20px #ffd2004d;--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--transition:all .3s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;font-family:var(--font-body);margin:0;padding:0}body{background-color:var(--bg-main);color:var(--text-main);-webkit-font-smoothing:antialiased;line-height:1.6}h1,h2,h3,h4,h5,h6{font-family:var(--font-title);color:var(--color-primary-dark);font-weight:700}a{color:inherit;text-decoration:none}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--bg-main)}::-webkit-scrollbar-thumb{background:var(--color-primary-light);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}.navbar{background-color:var(--color-primary);color:#white;z-index:100;box-shadow:var(--shadow-md);border-bottom:4px solid var(--color-secondary);justify-content:space-between;align-items:center;padding:1rem 2rem;display:flex;position:sticky;top:0}.logo-container{align-items:center;gap:.75rem;display:flex}.logo-badge{background-color:var(--color-secondary);color:var(--color-primary-dark);font-family:var(--font-title);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);transition:var(--transition);padding:.4rem .8rem;font-size:1.25rem;font-weight:800;display:inline-block;transform:rotate(-2deg)}.logo-container:hover .logo-badge{transform:rotate(0)scale(1.05)}.logo-text{color:#fff;font-size:1.5rem;font-family:var(--font-title);letter-spacing:-.5px;font-weight:700}.logo-text span{color:var(--color-secondary)}.nav-links{align-items:center;gap:1.5rem;display:flex}.nav-link{color:#ffffffd9;border-radius:var(--radius-sm);transition:var(--transition);padding:.5rem 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40px);height:40px;position:absolute;bottom:0;left:0;right:0}.hero-content{z-index:10;max-width:800px;margin:0 auto;position:relative}.hero-subtitle{color:var(--color-secondary);font-family:var(--font-title);text-transform:uppercase;letter-spacing:2px;margin-bottom:1rem;font-size:1.1rem;font-weight:700;animation:.8s fadeInDown}.hero-title{color:#fff;letter-spacing:-1px;margin-bottom:1.5rem;font-size:3rem;line-height:1.2}.hero-description{color:#fffc;max-width:600px;margin-bottom:2.5rem;margin-left:auto;margin-right:auto;font-size:1.15rem}.search-container{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg), 0 0 0 4px #ffd20040;background:#fff;align-items:center;max-width:600px;margin:0 auto 3rem;padding:.4rem;display:flex}.search-icon{color:var(--text-muted);margin-left:1rem}.search-input{border-radius:var(--radius-lg);width:100%;color:var(--text-main);border:none;outline:none;padding:.8rem 1rem;font-size:1.05rem}.search-input::placeholder{color:var(--text-muted)}.quick-grades{flex-wrap:wrap;justify-content:center;gap:.75rem;display:flex}.quick-grade-btn{color:#fff;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);background:#ffffff26;border:1px solid #ffffff40;padding:.5rem 1rem;font-size:.9rem;font-weight:500}.quick-grade-btn:hover,.quick-grade-btn.active{background:var(--color-secondary);color:var(--color-primary-dark);border-color:var(--color-secondary);transform:translateY(-2px)}.app-container{max-width:1200px;margin:0 auto;padding:3rem 2rem}.section-header{border-left:5px solid var(--color-primary);justify-content:space-between;align-items:flex-end;margin-bottom:2.5rem;padding-left:1rem;display:flex}.section-title{font-size:2rem}.section-subtitle{color:var(--text-muted);margin-top:.25rem;font-size:.95rem}.main-layout{grid-template-columns:280px 1fr;gap:2.5rem;margin-bottom:5rem;display:grid}@media (width<=900px){.main-layout{grid-template-columns:1fr}}.filters-sidebar{background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);height:fit-content;padding:2rem;position:sticky;top:100px}.filter-group{margin-bottom:2rem}.filter-group:last-child{margin-bottom:0}.filter-group-title{border-bottom:2px solid var(--border-color);align-items:center;gap:.5rem;margin-bottom:1rem;padding-bottom:.5rem;font-size:1.1rem;display:flex}.filter-options{flex-direction:column;gap:.5rem;display:flex}.filter-btn{text-align:left;border-radius:var(--radius-sm);cursor:pointer;color:var(--text-muted);transition:var(--transition);background:0 0;border:none;justify-content:space-between;align-items:center;padding:.6rem 1rem;font-size:.95rem;display:flex}.filter-btn:hover{color:var(--color-primary-light);background:#f1f5f9}.filter-btn.active{background-color:var(--color-primary);color:#fff;font-weight:600}.filter-badge{color:var(--text-main);background:#e2e8f0;border-radius:20px;padding:.1rem .5rem;font-size:.75rem;font-weight:700}.filter-btn.active .filter-badge{background:var(--color-secondary);color:var(--color-primary-dark)}.resources-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;display:grid}.no-results{text-align:center;background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px dashed var(--border-color);padding:4rem 2rem}.no-results-icon{color:var(--text-muted);margin-bottom:1rem}.resource-card{background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid 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.card-badge-subject{color:var(--color-medio);background:#4caf501a}.fechas .card-badge-subject{color:var(--color-fechas);background:#9c27b01a}.card-badge-grade{background:var(--color-primary);color:#fff;border-radius:4px;padding:.25rem .6rem;font-size:.75rem;font-weight:600}.card-body{flex-grow:1;padding:1rem 1.5rem}.card-title{margin-bottom:.5rem;font-size:1.15rem;line-height:1.3}.card-description{color:var(--text-muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin-bottom:1rem;font-size:.875rem;display:-webkit-box;overflow:hidden}.card-footer{background:#fafafa;border-top:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:1rem 1.5rem 1.5rem;display:flex}.resource-type{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-size:.75rem;font-weight:600}.download-btn{background:var(--color-primary);color:#fff;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);border:none;align-items:center;gap:.4rem;padding:.5rem .8rem;font-size:.85rem;font-weight:500;display:flex}.download-btn:hover{background:var(--color-primary-light)}.upload-section{border-radius:var(--radius-lg);box-shadow:var(--shadow-md);border:1px solid var(--border-color);background:linear-gradient(135deg,#f8fafc 0%,#edf2f7 100%);margin-bottom:5rem;padding:3rem}.upload-grid{grid-template-columns:1fr 1fr;align-items:start;gap:3rem;display:grid}@media (width<=900px){.upload-grid{grid-template-columns:1fr;gap:2rem}}.upload-form{border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border-top:5px solid var(--color-secondary);background:#fff;padding:2.5rem}.form-group{margin-bottom:1.5rem}.form-label{color:var(--color-primary-dark);margin-bottom:.5rem;font-size:.9rem;font-weight:600;display:block}.form-input,.form-select,.form-textarea{border:1px solid var(--border-color);border-radius:var(--radius-sm);width:100%;transition:var(--transition);outline:none;padding:.75rem 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100%);border-radius:var(--radius-lg);border:1px solid var(--border-color);padding:4rem 2rem}.links-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;display:grid}.link-card{border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);transition:var(--transition);background:#fff;flex-direction:column;display:flex;overflow:hidden}.link-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-5px)}.link-card-banner{background:linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);color:#fff;text-align:center;padding:2.5rem 2rem;position:relative}.link-card-logo-container{font-family:var(--font-title);letter-spacing:-1px;font-size:1.8rem;font-weight:800}.link-badge{background:var(--color-secondary);color:var(--color-primary-dark);border-radius:20px;padding:.25rem .6rem;font-size:.75rem;font-weight:700;position:absolute;top:1rem;right:1rem}.link-card-body{flex-direction:column;flex-grow:1;justify-content:space-between;padding:2rem;display:flex}.link-title{margin-bottom:.75rem;font-size:1.25rem}.link-description{color:var(--text-muted);margin-bottom:1.5rem;font-size:.9rem;line-height:1.5}.visit-btn{background:var(--color-primary);color:#fff;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);text-align:center;border:none;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.2rem;font-size:.95rem;font-weight:600;display:flex}.visit-btn:hover{background:var(--color-primary-light);color:#fff}.footer{background-color:var(--bg-footer);color:#ffffffb3;margin-top:5rem;padding:4rem 2rem 2rem}.footer-grid{grid-template-columns:2fr 1fr 1fr;gap:4rem;max-width:1200px;margin:0 auto 3rem;display:grid}@media (width<=768px){.footer-grid{grid-template-columns:1fr;gap:2rem}}.footer-brand h3{color:#fff;margin-bottom:1rem;font-size:1.5rem}.footer-brand p{max-width:400px;font-size:.95rem;line-height:1.6}.footer-links h4{color:#fff;margin-bottom:1.25rem;font-size:1.1rem}.footer-links ul{list-style:none}.footer-links li{margin-bottom:.75rem}.footer-links a{transition:var(--transition);font-size:.95rem}.footer-links a:hover{color:var(--color-secondary)}.footer-bottom{border-top:1px solid #ffffff1a;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding-top:2rem;font-size:.9rem;display:flex}@media (width<=600px){.footer-bottom{text-align:center;flex-direction:column;gap:1rem}}.toast{background:var(--color-primary);color:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:1000;border-left:5px solid var(--color-secondary);align-items:center;gap:.75rem;padding:1rem 1.5rem;animation:.3s slideInUp;display:flex;position:fixed;bottom:2rem;right:2rem}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}