/* Reset y estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header moderno */
.header {
    margin-bottom: 3rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.5rem;
}

.profile-section {
    color: white;
}

.name {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    background: linear-gradient(45deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    font-weight: 300;
}

.profile-image {
    flex-shrink: 0;
}

.profile-img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.profile-img:hover {
    transform: scale(1.05);
}

/* Links Grid */
.links-container {
    flex: 1;
    margin-bottom: 2rem;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

/* Link Cards */
.link-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 0;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.link-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
    border-color: rgba(102, 126, 234, 0.3);
}

.link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 20px;
}

.link-card:hover::before {
    opacity: 1;
}

.link-content {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 2;
}

.link-content:hover {
    background: rgba(102, 126, 234, 0.05);
}

.link-content:active {
    transform: scale(0.98);
}

.link-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.link-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.link-card:hover .link-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.link-card:hover .link-icon::before {
    left: 100%;
}

.link-info {
    flex: 1;
    min-width: 0;
}

.link-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 0.25rem;
}

.link-description {
    font-size: 0.9rem;
    color: #718096;
    line-height: 1.4;
}

.link-arrow {
    color: #a0aec0;
    font-size: 1rem;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.link-content:hover .link-arrow {
    color: #667eea;
    transform: translateX(3px);
}

.link-info-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.9rem;
    z-index: 3;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.link-info-btn:hover {
    background: rgba(102, 126, 234, 0.2);
    transform: scale(1.15) rotate(180deg);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    border-color: rgba(102, 126, 234, 0.4);
}

.link-info-btn:active {
    transform: scale(1.05) rotate(180deg);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 24px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4);
    animation: slideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    color: #aaa;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.05);
}

.close:hover {
    color: #333;
    background: rgba(0, 0, 0, 0.1);
    transform: scale(1.1) rotate(90deg);
}

.modal-body {
    display: flex;
    min-height: 300px;
}

.modal-image {
    flex: 1;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.modal-info {
    flex: 1;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.modal-info h2 {
    font-size: 1.8rem;
    color: #2d3748;
    margin-bottom: 1rem;
    font-weight: 600;
}

.modal-info p {
    color: #718096;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.modal-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    align-self: flex-start;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.modal-link-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.modal-link-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.5);
}

.modal-link-btn:hover::before {
    left: 100%;
}

.modal-link-btn:active {
    transform: translateY(-1px) scale(1.02);
}

/* Certifications Section */
.certifications-section {
    margin: 3rem 0;
}

.certifications-container {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.certifications-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: #667eea;
    margin: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.certifications-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #667eea;
    cursor: pointer;
    padding: 0.5rem;
    transition: all 0.3s ease;
    border-radius: 8px;
}

.certifications-toggle:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: scale(1.1);
}

.certifications-content {
    margin-top: 2rem;
}

.certifications-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.certification-card {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
    border: 2px solid transparent;
    cursor: pointer;
}

.certification-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.3);
}

.certification-badge {
    width: 80px;
    height: 80px;
    min-width: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-radius: 50%;
    padding: 0.75rem;
}

.badge-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}

.certification-info {
    flex: 1;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.certification-name {
    font-size: 1.05rem;
    font-weight: 600;
    color: #333;
    margin: 0;
    line-height: 1.3;
}

.certification-issuer {
    font-size: 0.9rem;
    color: #667eea;
    font-weight: 500;
    margin: 0;
}

.certification-date {
    font-size: 0.85rem;
    color: #666;
    margin: 0;
}

.certification-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
    align-self: flex-start;
}

.certification-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

/* Timeline Section */
.timeline-section {
    margin: 3rem 0;
}

.timeline-container {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.timeline-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.timeline-title {
    font-size: 2rem;
    font-weight: 700;
    color: #2d3748;
    margin: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.timeline-toggle {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.timeline-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.timeline-year {
    margin-bottom: 2rem;
}

.timeline-year-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 1rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 20px;
    text-align: center;
}

.timeline-quarter {
    margin-bottom: 1.5rem;
    padding-left: 1rem;
    border-left: 2px solid rgba(102, 126, 234, 0.3);
}

.timeline-quarter-title {
    font-size: 1.2rem;
    font-weight: 500;
    color: #4a5568;
    margin-bottom: 1rem;
    padding: 0.25rem 0.75rem;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 15px;
    display: inline-block;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 1px;
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -1.5rem;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.3);
}

.timeline-date {
    margin-bottom: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.timeline-date .date {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timeline-date .week-number {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.15rem 0.5rem;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: 500;
    text-align: center;
}

.timeline-status {
    margin-bottom: 0.5rem;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-done {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.status-inprocess {
    background: rgba(251, 191, 36, 0.1);
    color: #d97706;
    border: 1px solid rgba(251, 191, 36, 0.2);
}

.status-todo {
    background: rgba(107, 114, 128, 0.1);
    color: #6b7280;
    border: 1px solid rgba(107, 114, 128, 0.2);
}

.timeline-content {
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline-content:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-color: rgba(102, 126, 234, 0.2);
}

.timeline-item-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 0.5rem;
}

.timeline-item-description {
    color: #718096;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.timeline-item-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.timeline-category {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.timeline-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: #667eea;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.timeline-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: #667eea;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    background: rgba(102, 126, 234, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    border: 1px solid rgba(102, 126, 234, 0.2);
    cursor: pointer;
}

.timeline-link:hover {
    color: #764ba2;
    transform: translateX(2px);
    background: rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.4);
}

/* Completed Tasks Section */
.completed-section {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 2px dashed rgba(102, 126, 234, 0.2);
}

.completed-toggle {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(102, 126, 234, 0.05);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 12px;
    color: #667eea;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.completed-toggle:hover {
    background: rgba(102, 126, 234, 0.1);
    border-color: rgba(102, 126, 234, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
}

.completed-toggle i {
    font-size: 0.9rem;
    transition: transform 0.3s ease;
}

.completed-items {
    margin-top: 1rem;
    padding-top: 1rem;
}

.completed-items .timeline-item {
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.completed-items .timeline-item:hover {
    opacity: 1;
}

/* Timeline Modal Styles */
.timeline-modal-icon {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    color: white;
    font-size: 3rem;
}

.timeline-modal-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.timeline-modal-date {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timeline-modal-status {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timeline-modal-status.status-done {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.timeline-modal-status.status-inprocess {
    background: rgba(251, 191, 36, 0.1);
    color: #d97706;
    border: 1px solid rgba(251, 191, 36, 0.2);
}

.timeline-modal-status.status-todo {
    background: rgba(107, 114, 128, 0.1);
    color: #6b7280;
    border: 1px solid rgba(107, 114, 128, 0.2);
}

.timeline-modal-category {
    margin-top: 1rem;
}

.timeline-modal-category span {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.timeline-empty {
    text-align: center;
    padding: 2rem;
    color: #718096;
    font-style: italic;
}

/* Footer */
.footer {
    text-align: center;
    margin-top: auto;
    color: white;
    opacity: 0.8;
    font-size: 0.9rem;
    padding: 1rem 0;
}

/* Animaciones */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { 
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to { 
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .header-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    .name {
        font-size: 2.5rem;
    }
    
    .profile-img {
        width: 100px;
        height: 100px;
    }
    
    .timeline-container {
        padding: 1.5rem;
    }
    
    .timeline {
        padding-left: 1.5rem;
    }
    
    .timeline::before {
        left: 0.75rem;
    }
    
    .timeline-item {
        padding-left: 1.5rem;
    }
    
    .timeline-item::before {
        left: -1.25rem;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .link-card {
        margin: 0;
    }
    
    .certifications-container {
        padding: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .certification-badge {
        width: 70px;
        height: 70px;
        min-width: 70px;
    }
    
    .certification-name {
        font-size: 1rem;
    }
    
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .modal-body {
        flex-direction: column;
    }
    
    .modal-image {
        min-height: 200px;
    }
    
    .modal-info {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .name {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .link-content {
        padding: 1rem;
    }
    
    .link-title {
        font-size: 1.1rem;
    }
    
    .link-description {
        font-size: 0.85rem;
    }
    
    .certification-card {
        flex-direction: column;
        text-align: center;
    }
    
    .certification-badge {
        width: 100px;
        height: 100px;
        min-width: 100px;
    }
    
    .certification-info {
        text-align: center;
        align-items: center;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .certification-name {
        font-size: 0.95rem;
    }
    
    .certification-link {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }
}