:root {
    --primary: #1E73BE;
    --primary-dark: #155a8a;
    --primary-light: #3498db;
    --secondary: #2c3e50;
    --text: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --bg: #ffffff;
    --bg-alt: #f8f9fa;
    --bg-dark: #1a1a1a;
    --border: #e0e0e0;
    --success: #27ae60;
    --gradient: linear-gradient(135deg, #1E73BE 0%, #3498db 100%);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.15);
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

[data-theme="dark"] {
    --primary: #3498db;
    --primary-dark: #1E73BE;
    --primary-light: #5dade2;
    --secondary: #ffffff;
    --text: #ffffff;
    --text-light: #d0d0d0;
    --text-muted: #a0a0a0;
    --bg: #121212;
    --bg-alt: #1e1e1e;
    --bg-dark: #0a0a0a;
    --border: #3a3a3a;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow: 0 4px 16px rgba(0,0,0,0.4);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.5);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.6);
}

[data-theme="dark"] body,
[data-theme="dark"] .hero,
[data-theme="dark"] section {
    background-color: var(--bg) !important;
}

[data-theme="dark"] body,
[data-theme="dark"] a,
[data-theme="dark"] button,
[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] [role="button"] {
    cursor: pointer;
}

[data-theme="dark"] .hero-bg {
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(52, 152, 219, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(52, 152, 219, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(30, 115, 190, 0.1) 0%, transparent 70%);
}

[data-theme="dark"] #hero-canvas {
    opacity: 0.6;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

a, button, input, textarea, [role="button"] {
    cursor: pointer;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.text-gradient {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.section-subtitle svg {
    color: var(--primary);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary);
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    color: white;
    font-weight: 700;
    font-size: 1rem;
    border-radius: var(--radius);
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--secondary);
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-social-links {
    display: none;
    align-items: center;
    gap: 0.25rem;
}

.nav-social-link {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.nav-social-link.linkedin {
    color: #0077B5;
}

.nav-social-link.whatsapp {
    color: #25D366;
}

.nav-social-link:hover {
    transform: scale(1.1);
}

.nav-social-link.linkedin:hover {
    background: #0077B5;
    color: white;
}

.nav-social-link.whatsapp:hover {
    background: #25D366;
    color: white;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: var(--bg-alt);
    color: var(--text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--primary);
    color: white;
}

.theme-toggle .icon-moon {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-sun {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-moon {
    display: block;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--gradient);
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius);
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: transparent;
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius);
    border: 2px solid var(--border);
    transition: var(--transition);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-white {
    background: var(--bg);
    color: var(--primary);
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: #25D366;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--secondary);
    transition: var(--transition);
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 7rem 0 0;
    background: var(--bg-alt);
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(30, 115, 190, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(52, 152, 219, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(30, 115, 190, 0.05) 0%, transparent 70%);
    z-index: 0;
    animation: bgPulse 8s ease-in-out infinite;
}

@keyframes bgPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

#hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.hero-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: end;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--primary);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
}

.hero-intro {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    margin-bottom: 0.5rem;
}

.title-large {
    display: block;
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--secondary);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 1.5rem;
}



.hero-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    max-width: 500px;
}

.hero-description strong {
    color: var(--text);
}

.hero-credentials {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.credential-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--text);
}

.credential-item svg {
    color: var(--success);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    padding-bottom: 2rem;
    flex-wrap: wrap;
}

.hero-buttons .btn-primary,
.hero-buttons .btn-secondary {
    padding: 0.65rem 1.25rem;
    font-size: 0.85rem;
    white-space: nowrap;
    border-radius: 100px;
}

.hero-image-composition {
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
    width: 100%;
    height: 100%;
}

.hero-photo {
    width: 100%;
    height: 70vh;
    object-fit: contain;
    object-position: bottom;
}

.image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-frame img {
    width: 100%;
    max-width: 400px;
    display: block;
}

.image-decoration {
    position: absolute;
    top: 20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: var(--gradient);
    border-radius: var(--radius);
    opacity: 0.2;
    z-index: -1;
}

.hero-social-floating {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    z-index: 999;
    padding: 1rem 0.75rem;
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    box-shadow: var(--shadow-md);
}

.social-label {
    writing-mode: vertical-rl;
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.25rem;
}

.social-float {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-alt);
    border-radius: 50%;
    color: var(--text);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-float:hover {
    transform: scale(1.1);
    color: white;
}

.social-float[data-color="#0077B5"]:hover {
    background: #0077B5;
}

.social-float[data-color="#25D366"]:hover {
    background: #25D366;
}

.about {
    padding: 6rem 0;
    background: var(--bg);
}

.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: center;
}

.about-frame {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-frame img {
    width: 100%;
    display: block;
}

.about-text {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 2rem 0;
}

.stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.25rem 1rem;
    background: var(--gradient);
    border-radius: var(--radius);
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
}

.stat-label {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.85);
    margin-top: 0.25rem;
}

.about-skills {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-item {
    display: grid;
    grid-template-columns: 120px 1fr 40px;
    align-items: center;
    gap: 1rem;
}

.skill-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
}

.skill-bar {
    height: 8px;
    background: var(--bg-alt);
    border-radius: 100px;
    overflow: hidden;
}

.skill-fill {
    height: 100%;
    background: var(--gradient);
    border-radius: 100px;
    transition: width 1s ease;
}

.skill-percent {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
}

.services {
    padding: 6rem 0;
    background: var(--bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(30, 115, 190, 0.1);
    border-radius: var(--radius);
    color: var(--primary);
    margin-bottom: 1.25rem;
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 0.75rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

.experience {
    padding: 6rem 0;
    background: var(--bg);
}

.experience-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
}

.experience-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.experience-card {
    padding: 1.5rem;
    background: var(--bg-alt);
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
    transition: var(--transition);
}

.experience-card:hover {
    box-shadow: var(--shadow-sm);
    transform: translateX(5px);
}

.exp-period {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.experience-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 0.25rem;
}

.exp-company {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.experience-card p {
    font-size: 0.85rem;
    color: var(--text-light);
}

.tools-section {
    padding: 2rem;
    background: var(--bg-alt);
    border-radius: var(--radius-lg);
    height: fit-content;
    position: relative;
    z-index: 1;
}

.tools-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 1rem;
}

.tools-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.tool-tag {
    padding: 0.5rem 0.875rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--text);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.tool-tag:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary);
    color: white;
}

.languages-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.lang-tag {
    padding: 0.5rem 0.875rem;
    background: var(--gradient);
    color: white;
    border-radius: 100px;
    font-size: 0.8rem;
    position: relative;
    z-index: 1;
}

.companies {
    padding: 5rem 0;
    background: var(--bg);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.companies-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1.5rem;
    align-items: center;
    justify-items: center;
}

@media (max-width: 1024px) {
    .companies-grid { grid-template-columns: repeat(4, 1fr); }
    .company-logo-item img { max-width: 140px; max-height: 60px; }
}

@media (max-width: 768px) {
    .companies { padding: 3rem 0; }
    .companies-grid { 
        grid-template-columns: repeat(2, 1fr); 
        gap: 1rem;
        padding: 0 1rem;
    }
    .company-logo-item { padding: 1rem; }
    .company-logo-item img { max-width: 100%; max-height: 50px; }
}

.company-logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0.9;
    transition: var(--transition);
    background: var(--bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.company-logo-item:hover {
    opacity: 1;
    transform: scale(1.05);
    box-shadow: var(--shadow);
}

.company-logo-item img {
    max-width: 180px;
    max-height: 80px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(60%);
    transition: var(--transition);
    border-radius: var(--radius);
}

.company-logo-item:hover img {
    filter: grayscale(0%);
}

.company-logo-item img[src=""] {
    display: none;
}

.testimonials {
    padding: 6rem 0;
    background: var(--bg);
    overflow: hidden;
}

.testimonials-carousel {
    position: relative;
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
}

.testimonials-track {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    -ms-overflow-style: none;
    scrollbar-width: none;
    padding: 1rem 2rem;
    width: 100%;
    flex: 1;
}

.testimonials-track::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    min-width: 380px;
    max-width: 380px;
    scroll-snap-align: center;
    background: var(--bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.testimonial-info {
    flex: 1;
}

.testimonial-name {
    font-weight: 600;
    color: var(--secondary);
    font-size: 1rem;
}

.testimonial-company {
    font-size: 0.85rem;
    color: var(--text-light);
}

.testimonial-google {
    display: flex;
    align-items: center;
    gap: 4px;
}

.testimonial-stars {
    display: flex;
    gap: 2px;
    margin-bottom: 1rem;
}

.testimonial-text {
    color: var(--text);
    line-height: 1.7;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.testimonial-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.carousel-arrow {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: var(--transition);
    flex-shrink: 0;
}

.carousel-arrow:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.publications {
    padding: 6rem 0;
    background: var(--bg-alt);
}

.publications-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.publication-card {
    background: var(--bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-left: 4px solid var(--primary);
    border: 1px solid var(--border);
}

.publication-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.pub-date {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.publication-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.publication-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.publication-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.publication-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.publication-btn.zenodo {
    background: var(--gradient);
    color: white;
}

.publication-btn.zenodo:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.pub-source {
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    background: var(--gradient);
    padding: 0.4rem 1rem;
    border-radius: var(--radius);
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog {
    padding: 6rem 0;
    background: var(--bg);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.blog-card {
    background: var(--bg-card);
    border-radius: 16px;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
}

.blog-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(30, 115, 190, 0.15);
    border-color: var(--primary);
}

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

.blog-card-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.blog-card:not(:has(.blog-card-image)) .blog-card-content {
    border-radius: var(--radius-lg);
}

.blog-card-image-placeholder {
    background: linear-gradient(135deg, var(--bg-alt) 0%, var(--border) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-card-image-placeholder svg {
    width: 48px;
    height: 48px;
    color: var(--text-muted);
    opacity: 0.5;
}

.blog-card-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-category {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
    background: rgba(30, 115, 190, 0.1);
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    margin-bottom: 1rem;
    align-self: flex-start;
}

.blog-card-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-card-meta svg {
    width: 14px;
    height: 14px;
}

.blog-card-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.blog-card-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

.blog-card-title a:hover {
    color: var(--primary);
}

.blog-card-excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex: 1;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
    margin-top: auto;
    gap: 1rem;
}

.blog-card-author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.blog-card-author-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
}

.blog-card-more {
    font-size: 0.85rem;
    color: #ffffff !important;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--primary);
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(30, 115, 190, 0.25);
}

.blog-card-more:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(30, 115, 190, 0.35);
    gap: 0.75rem;
}

.blog-card-more svg {
    width: 16px;
    height: 16px;
    transition: transform 0.2s ease;
}

.blog-card-more:hover svg {
    transform: translateX(4px);
}

.blog-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px dashed var(--border);
}

.blog-loading svg {
    width: 48px;
    height: 48px;
    color: var(--primary);
    margin-bottom: 1rem;
    animation: spin 1.5s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.blog-more {
    text-align: center;
    margin-top: 1rem;
}

.faq {
    padding: 6rem 0;
    background: var(--bg-alt);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-icon {
    flex-shrink: 0;
    transition: var(--transition);
    color: var(--primary);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.25rem;
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.8;
}

.cta-section {
    padding: 4rem 0;
}

.cta-box {
    background: var(--gradient);
    border-radius: var(--radius-lg);
    padding: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.cta-content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.cta-content p {
    color: rgba(255,255,255,0.9);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

.contact {
    padding: 6rem 0;
    background: var(--bg-alt);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
}

.contact-map {
    margin-top: 3rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.contact-map iframe {
    display: block;
    width: 100%;
    height: 400px;
}

.contact-text {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border-radius: var(--radius);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.contact-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.contact-item a,
.contact-item span:not(.contact-label) {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text);
}

.social-links {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.social-links > span {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.social-icons {
    display: flex;
    gap: 0.75rem;
}

.social-icons .social-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border-radius: var(--radius);
    color: var(--text);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.social-icons .social-icon:hover {
    background: var(--primary);
    color: white;
}

.contact-form {
    background: var(--bg);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--bg);
    color: var(--text);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 18px;
    cursor: pointer;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 115, 190, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.contact-form .btn-primary {
    width: 100%;
    justify-content: center;
}

.checkbox-group {
    margin-bottom: 1.5rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text);
    text-align: left;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    min-width: 18px;
    margin: 2px 0 0;
    cursor: pointer;
    accent-color: var(--primary);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
}

.checkbox-text {
    line-height: 1.5;
    color: var(--text);
}

.checkbox-text a {
    color: var(--primary);
    text-decoration: underline;
    font-weight: 500;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--secondary-dark);
    color: white;
    padding: 1.5rem;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.cookie-text {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.9);
    flex: 1;
    min-width: 280px;
}



.footer {
    background: var(--bg-dark);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.footer-brand p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    max-width: 280px;
    margin-top: 1rem;
}

.footer-links {
    display: flex;
    gap: 4rem;
}

.footer-col h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: white;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-col a {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
    transition: var(--transition);
}

.footer-col a:hover {
    color: white;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
    margin-top: 1rem;
    justify-content: center;
}

.footer-legal a {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    transition: var(--transition);
}

.footer-legal a:hover {
    color: white;
}

@media (max-width: 1024px) {
    .hero-wrapper { grid-template-columns: 1fr; gap: 3rem; }
    .hero-image-composition { order: -1; }
    .hero-title { font-size: 2.75rem; }
    .hero-social-floating { display: none; }
    .about-wrapper { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .experience-grid { grid-template-columns: 1fr; }
    .cta-box { flex-direction: column; text-align: center; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; gap: 2rem; }
    .footer-links { gap: 3rem; }
    .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
    .custom-cursor,
    .custom-cursor-ring { display: none !important; }
}

@media (max-width: 768px) {
    .nav-menu { 
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg);
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
        box-shadow: var(--shadow);
    }
    .nav-menu.active {
        display: flex;
    }
    .nav-menu li {
        width: 100%;
    }
    .nav-link {
        display: block;
        padding: 0.75rem 1.5rem;
        width: 100%;
    }
    .nav-link.hide-on-mobile {
        display: none;
    }
    .mobile-toggle { display: flex; }
    .nav-social-links { display: flex; }
    .title-large { font-size: 2.25rem; }
    .hero-social-floating { display: none; }
    .hero-wrapper { align-items: end; padding-bottom: 1rem; }
    .hero-image-composition { height: 50vh; }
    .hero-photo { height: 50vh; }
    .hero-buttons { padding-bottom: 1rem; }
    .services-grid { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: 1fr; gap: 0.75rem; }
    .skill-item { grid-template-columns: 1fr; gap: 0.5rem; }
    .form-row { grid-template-columns: 1fr; }
    .cta-buttons { flex-direction: column; }
    .footer-links { flex-direction: column; gap: 2rem; }
    .publications-grid { grid-template-columns: 1fr; }
    .faq-grid { grid-template-columns: 1fr; }
    .blog-grid { grid-template-columns: 1fr; }
    .testimonials-carousel { gap: 0.5rem; }
    .testimonials-track { padding: 1rem 7.5vw; gap: 1rem; overflow-x: auto; scroll-snap-type: x mandatory; }
    .testimonial-card { min-width: 85vw; max-width: 85vw; padding: 1rem; scroll-snap-align: center; }
    .testimonial-text { font-size: 0.85rem; line-height: 1.5; }
    .testimonial-name { font-size: 0.9rem; }
    .testimonial-company { font-size: 0.75rem; }
    .carousel-arrow { display: none; }
    .testimonials { padding: 3rem 0; overflow: hidden; }
    .custom-cursor,
    .custom-cursor-ring { display: none !important; }
}

.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 16px;
    height: 16px;
    background: #1E73BE;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    opacity: 0.8;
    box-shadow: 0 0 0 2px rgba(30, 115, 190, 0.3);
    transition: transform 0.1s ease, opacity 0.2s ease;
}

.custom-cursor-ring {
    position: fixed;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    border: 2px solid #1E73BE;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    opacity: 0.4;
    transition: transform 0.15s ease-out, opacity 0.2s ease;
}

body.no-cursor .custom-cursor,
body.no-cursor .custom-cursor-ring {
    display: none;
}