.timeline{background-color:var(--bg-primary);margin-bottom:3rem;padding:3rem 0;position:relative}.timeline-container{max-width:1200px;margin:0 auto;padding:2rem;position:relative}.timeline-container:before{content:"";background-color:var(--border-color);width:2px;height:100%;position:absolute;left:50%;transform:translate(-50%)}.timeline-item{width:100%;margin-bottom:3rem;position:relative}.timeline-content{background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:.5rem;width:100%;padding:2rem;transition:all .3s;position:relative;box-shadow:0 2px 4px #0000000d}.timeline-content:hover{transform:translateY(-2px);box-shadow:0 4px 8px #0000001a}.timeline-content:before{content:"";background-color:var(--accent-color);border:2px solid var(--bg-primary);border-radius:50%;width:16px;height:16px;position:absolute;top:1.5rem;left:-8px}.timeline-header{margin-bottom:1rem}.timeline-title{color:var(--text-primary);margin-bottom:.5rem;font-size:1.25rem}.timeline-meta{color:var(--text-secondary);flex-direction:column;gap:.5rem;font-size:.875rem;display:flex}.timeline-meta span{align-items:center;gap:.5rem;display:flex}.timeline-description{color:var(--text-secondary);margin-bottom:1rem;font-size:.875rem;line-height:1.6}.timeline-technologies{flex-wrap:wrap;gap:.5rem;margin-bottom:1rem;display:flex}.technology-tag{background-color:var(--bg-secondary);color:var(--text-primary);border-radius:50px;padding:.25rem .75rem;font-size:.75rem;font-weight:500}.timeline-achievements{background-color:var(--bg-secondary);border-radius:.5rem;padding:1rem}.timeline-achievements h4{color:var(--text-primary);margin-bottom:.75rem;font-size:1rem}.timeline-achievements ul{margin:0;padding:0;list-style:none}.timeline-achievements li{color:var(--text-secondary);margin-bottom:.5rem;padding-left:1.25rem;font-size:.875rem;position:relative}.timeline-achievements li:before{content:"•";color:var(--accent-color);position:absolute;left:0}@media (min-width:768px){.timeline{padding:4rem 0}.timeline-container{padding:2rem 3rem}.timeline-item{width:50%;margin-bottom:4rem}.timeline-item:nth-child(odd){padding-right:2rem}.timeline-item:nth-child(2n){margin-left:auto;padding-left:2rem}.timeline-item:nth-child(odd) .timeline-content:before{left:auto;right:-8px}.timeline-title{font-size:1.5rem}.timeline-meta{flex-flow:wrap;font-size:1rem}.timeline-description{font-size:1rem}.technology-tag{padding:.375rem 1rem;font-size:.875rem}.timeline-achievements h4{font-size:1.125rem}.timeline-achievements li{font-size:1rem}}@media (min-width:1200px){.timeline-container{padding:0}}@media (hover:none){.timeline-content:hover{transform:none}}
.certifications{background-color:var(--bg-primary);color:var(--text-primary);flex-direction:column;justify-content:center;width:100%;min-height:100vh;padding:5rem 0;display:flex;position:relative}.certifications .container{z-index:1;width:100%;max-width:1200px;margin:0 auto;padding:0 1rem;position:relative}.section-title{text-align:center;color:var(--accent-color);margin-bottom:1rem;font-size:2.5rem;font-weight:700}.section-subtitle{text-align:center;color:var(--text-secondary);margin-bottom:3rem;font-size:1.1rem}.certifications-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;width:100%;padding:1rem;display:grid}.certification-card{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:1rem;height:100%;transition:transform .3s,box-shadow .3s;overflow:hidden;box-shadow:0 4px 6px #0000001a}.certification-card:hover{transform:translateY(-5px);box-shadow:0 6px 12px #00000026}.certification-content{cursor:pointer;flex-direction:column;height:100%;padding:1.5rem;display:flex}.certification-header{text-align:center;flex-direction:column;align-items:center;margin-bottom:1rem;display:flex}.certification-icon{color:var(--accent-color);margin-bottom:1rem;font-size:2rem}.certification-title{color:var(--text-primary);margin-bottom:.5rem;font-size:1.25rem;font-weight:600}.certification-meta{color:var(--text-secondary);flex-direction:column;gap:.5rem;font-size:.9rem;display:flex}.certification-meta span{align-items:center;gap:.5rem;display:flex}.certification-description{color:var(--text-secondary);flex-grow:1;margin-bottom:1rem;font-size:.95rem;line-height:1.6}.certification-skills{flex-wrap:wrap;gap:.5rem;margin-bottom:1rem;display:flex}.skill-tag{background:var(--bg-secondary);color:var(--accent-color);border-radius:1rem;padding:.25rem .75rem;font-size:.8rem;font-weight:500}.certification-details{border-top:1px solid var(--border-color);margin-top:1rem;padding-top:1rem}.certification-link{color:var(--accent-color);align-items:center;gap:.5rem;font-weight:500;text-decoration:none;transition:color .3s;display:inline-flex}.certification-link:hover{color:var(--text-secondary)}@media (prefers-color-scheme:dark){.certification-card{background:var(--card-background-dark)}.skill-tag{background:var(--tag-background-dark)}}@media (max-width:768px){.certifications{padding:3rem 0}.certifications-grid{grid-template-columns:1fr}.section-title{font-size:2rem}.section-subtitle{font-size:1rem}.certification-card{min-height:auto}}
.loading-container{background-color:var(--background-color);z-index:9999;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.loading-spinner{width:80px;height:80px;position:relative}.loading-circle{border:4px solid #0000;border-radius:50%;width:100%;height:100%;position:absolute}.loading-circle:first-child{border-top-color:var(--primary-color);animation:1s linear infinite spin}.loading-circle:nth-child(2){border-right-color:var(--accent-color);animation:1s linear -.5s infinite spin}.loading-circle:nth-child(3){border-bottom-color:var(--secondary-color);animation:1s linear -.25s infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}