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1rem;border-radius:9999px;font-size:.875rem;font-weight:600}.threshold-badge.passed{background-color:#dcfce7;color:#166534}.threshold-badge.failed{background-color:#fee2e2;color:#991b1b}.result-stats-exam{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-md);margin:var(--spacing-xl) 0;padding:var(--spacing-md);background:var(--color-gray-50);border-radius:var(--radius-lg)}.result-stats-exam .stat-item{text-align:center}.result-stats-exam .stat-label{display:block;font-size:.75rem;color:var(--color-gray-500);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.25rem}.result-stats-exam .stat-value{font-size:1rem;font-weight:600;color:var(--color-gray-900)}.exam-result .result-message{color:var(--color-gray-600);margin:var(--spacing-lg) 0;line-height:1.6}.exam-result .result-actions{display:flex;flex-direction:column;gap:var(--spacing-sm);margin-top:var(--spacing-xl)}@media(min-width:480px){.exam-result 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0}.score-value{font-size:var(--font-size-4xl);font-weight:var(--font-weight-bold);color:var(--color-primary-600)}.score-label{text-transform:uppercase;font-size:var(--font-size-sm);letter-spacing:.1em;color:var(--color-neutral-500)}.result-message{font-size:var(--font-size-lg);color:var(--color-neutral-700);margin-bottom:var(--space-8)}.result-actions{display:flex;gap:var(--space-4);justify-content:center}.quiz-engine.mode-examen{background:var(--color-neutral-50);padding:var(--space-4);border-radius:var(--radius-xl)}.exam-timer{display:flex;align-items:center;gap:var(--space-2);font-weight:var(--font-weight-bold);font-size:var(--font-size-lg);color:var(--color-neutral-700);background:var(--color-neutral-100);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full)}.exam-timer.warning{color:var(--color-error-600);background:var(--color-error-50);animation:pulse 1s ease-in-out infinite}@keyframes 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p{font-size:var(--font-size-lg);line-height:1.6;color:var(--color-neutral-700)}.lesson-card:hover .lesson-icon{background-color:var(--color-primary-100);transform:scale(1.05);transition:all .2s ease}.timeline-container{position:relative;max-width:800px;margin:0 auto;padding:var(--space-8) 0}.timeline-line{position:absolute;left:50%;transform:translate(-50%);width:2px;height:100%;background-color:var(--color-primary-200)}.timeline-item{position:relative;width:50%;padding:0 var(--space-8);margin-bottom:var(--space-8)}.timeline-item.left{left:0;text-align:right}.timeline-item.right{left:50%;text-align:left}.timeline-marker{position:absolute;top:var(--space-4);width:16px;height:16px;background-color:var(--color-primary-500);border:3px solid white;border-radius:50%;box-shadow:0 0 0 2px var(--color-primary-200);z-index:10}.timeline-item.left .timeline-marker{right:-8px}.timeline-item.right .timeline-marker{left:-8px}.timeline-card{transition:transform .2s ease}.timeline-card:hover{transform:translateY(-2px)}.timeline-card.important-event{background-color:#fef3c7;border:2px solid #FCD34D}.timeline-card.important-event .event-date{background-color:#fcd34d;color:#92400e}.event-date{display:inline-block;background-color:var(--color-primary-50);color:var(--color-primary-700);font-weight:var(--font-weight-bold);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--font-size-sm);margin-bottom:var(--space-2)}.event-title{font-size:var(--font-size-lg);margin-bottom:var(--space-1);color:var(--color-neutral-900)}.event-desc{color:var(--color-neutral-600);font-size:var(--font-size-sm)}@media(max-width:768px){.timeline-line{left:20px}.timeline-item{width:100%;left:0;padding-left:50px;padding-right:0;text-align:left}.timeline-item.left,.timeline-item.right{left:0;text-align:left}.timeline-item.left .timeline-marker,.timeline-item.right .timeline-marker{left:12px;right:auto}}.timeline-period-group{position:relative;margin-bottom:var(--space-8)}.timeline-period-header{text-align:center;padding:var(--space-4) 0 var(--space-8);position:relative;z-index:2}.timeline-period-title{display:inline-block;background-color:#fff;padding:var(--space-2) var(--space-6);border-radius:var(--radius-full);border:2px solid var(--color-primary-200);color:var(--color-primary-800);font-weight:var(--font-weight-bold);font-size:var(--font-size-lg);box-shadow:0 4px 6px -1px #0000001a}.glossary-viewer{max-width:800px;margin:0 auto}.search-container{max-width:500px;margin-left:auto;margin-right:auto}.glossary-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-4)}.glossary-card{height:100%;transition:transform 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auto}}.mb-2{margin-bottom:var(--space-2)}.hero-content h1{font-size:clamp(2.5rem,5vw,4rem);line-height:1.1;margin-bottom:var(--space-6)}.gradient-text{background:linear-gradient(135deg,var(--color-primary-500) 0%,var(--color-secondary-500) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:var(--font-size-lg);color:var(--color-neutral-600);max-width:480px;margin-bottom:var(--space-8)}.hero-actions{display:flex;gap:var(--space-4);flex-wrap:wrap}.hero-actions a{text-decoration:none}.hero-stats{width:100%}.stats-grid{display:flex;justify-content:space-around;align-items:center;gap:var(--space-6);margin-bottom:var(--space-6)}@media(max-width:640px){.stats-grid{flex-direction:column;gap:var(--space-6)}}.badge-stat 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ease}.skill-card:hover{transform:translateY(-4px)}.skill-icon-wrapper{width:72px;height:72px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-xl);margin-bottom:var(--space-3)}.interview-card{background:linear-gradient(135deg,#3b82f614,#3b82f608)!important;border-color:#3b82f633!important}.interview-card:hover{border-color:var(--color-primary-300)!important;box-shadow:0 10px 25px -5px #3b82f626}.challenge-card{background:linear-gradient(135deg,#ef444414,#ef444408)!important;border-color:#ef444433!important}.challenge-card:hover{border-color:#fca5a5!important;box-shadow:0 10px 25px -5px #ef444426}.categories-section{padding:var(--space-4) 0 var(--space-12)}.categories-section h2{text-align:center;margin-bottom:var(--space-8)}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:var(--space-4)}.categories-grid a{text-decoration:none;color:inherit}.category-card .card-content{display:flex;flex-direction:column;gap:var(--space-3)}.category-icon{width:56px;height:56px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-lg)}.category-card h3{font-size:var(--font-size-lg);margin:0}.category-count{font-size:var(--font-size-sm);color:var(--color-neutral-500);margin:0}.tools-section{padding:var(--space-12) 0;background:var(--color-neutral-50);border-radius:var(--radius-xl);margin:var(--space-8) 0}.tools-section h2{text-align:center;margin-bottom:var(--space-8)}.tools-grid{display:grid;grid-template-columns:repeat(1,1fr);gap:var(--space-4);padding:0 var(--space-4);max-width:1200px;margin:0 auto}@media(min-width:640px){.tools-grid{grid-template-columns:repeat(2,1fr);gap:var(--space-6)}}@media(min-width:1024px){.tools-grid{grid-template-columns:repeat(4,1fr)}}.challenge-card-tool:hover{box-shadow:0 10px 25px -5px #dc262633,0 8px 10px -6px #dc262633;border-color:#fee2e2}.tool-card{transition:transform .2s ease,box-shadow .2s 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