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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --text-primary: #1f2937;
    --text-secondary: #4b5563;
    --text-light: #6b7280;
    --background-primary: #ffffff;
    --background-secondary: #f9fafb;
    --background-tertiary: #eef2f7;
    --border-color: #e5e7eb;
    --shadow: 0 6px 18px -6px rgba(31, 41, 55, 0.08);
    --shadow-lg: 0 20px 40px -10px rgba(31, 41, 55, 0.1);
    --radius: 10px;
    --transition: all .25s ease;
    font-synthesis: none;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--background-secondary);
    color: var(--text-primary);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 1rem;
    background: var(--primary-color);
    color: white;
    padding: .5rem 1rem;
    border-radius: 6px;
    z-index: 2000;
    font-size: .9rem;
    text-decoration: none;
    transition: transform .2s ease;
}

.skip-link:focus {
    top: 1rem;
    outline: 2px solid #fff;
    transform: translateY(0);
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    gap: 1rem;
}

.nav-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-color);
}

.nav {
    flex: 1;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    position: relative;
    padding: .25rem .5rem;
    font-size: .95rem;
}

.nav-links a:focus-visible,
.nav-links a:hover {
    color: var(--primary-color);
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-primary);
}

.mobile-menu-toggle:focus {
    outline: 3px solid var(--primary-color);
    border-radius: 6px;
}

/* Hero */
.hero {
    padding: 4rem 1rem;
    background: var(--background-primary);
}

.hero-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: .5rem;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: .75rem;
    color: var(--secondary-color);
}

.hero-description {
    font-size: 1.05rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    margin: 1rem 0;
}

.stat-item {
    text-align: center;
    min-width: 120px;
}

.stat-number {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-top: .25rem;
}

.hero-trust {
    display: flex;
    gap: .75rem;
    flex-wrap: wrap;
    justify-content: center;
    margin: .75rem 0;
}

.badge {
    background: var(--background-secondary);
    padding: .5rem 1rem;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    border: 1px solid var(--primary-color);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin: 1rem 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .75rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    font-size: .9rem;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover,
.btn-primary:focus {
    background: var(--secondary-color);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: var(--primary-color);
    color: white;
}

.hero-location {
    margin-top: 1rem;
    font-size: .9rem;
    color: var(--text-secondary);
    display: flex;
    justify-content: center;
    gap: .5rem;
}

/* Sections */
section {
    padding: 4rem 0;
}

h2 {
    font-size: 2.25rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

/* Value props */
.value-props {
    display: grid;
    gap: 1.75rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    margin-top: 1rem;
}

.value-prop {
    background: white;
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    position: relative;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.value-prop:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.value-prop i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: .75rem;
}

.value-prop h3 {
    font-size: 1.1rem;
    margin: .5rem 0;
}

.value-prop p {
    font-size: .95rem;
    color: var(--text-secondary);
}

/* Company grid */
.company-grid {
    display: grid;
    gap: 1.75rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    margin-bottom: 1rem;
}

.company-card {
    background: white;
    padding: 1.75rem 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.company-card:hover {
    transform: translateY(-2px);
}

.company-card h3 {
    font-size: 1.35rem;
    margin-bottom: .25rem;
}

.company-tagline {
    font-size: .75rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: .5rem;
}

.company-card p {
    font-size: .9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.experience-summary {
    background: var(--background-tertiary);
    padding: 1.5rem 1rem;
    border-radius: var(--radius);
    text-align: center;
    margin-top: 1.25rem;
}

.experience-summary p {
    font-weight: 500;
    font-size: 1rem;
}

/* Skills */
.skills-grid {
    display: grid;
    gap: 1.75rem;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.skill-item {
    background: white;
    border-radius: var(--radius);
    padding: 1.75rem 1.25rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.skill-item:hover {
    transform: translateY(-2px);
}

.skill-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: .5rem;
}

.skill-item h3 {
    font-size: 1.1rem;
    margin-bottom: .5rem;
}

.skill-item p {
    font-size: .9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Certifications */
.cert-presentation {
    display: grid;
    gap: 1.75rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    margin-top: 1rem;
}

.cert-overview {
    background: white;
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.cert-overview i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: .75rem;
}

.cert-overview h3 {
    font-size: 1.2rem;
    margin-bottom: .5rem;
}

.cert-overview p {
    font-size: .95rem;
    color: var(--text-secondary);
}

/* Testimonials */
.testimonials {
    background: var(--background-primary);
}

.testimonials-grid {
    display: grid;
    gap: 1.75rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.testimonial {
    background: white;
    border-radius: var(--radius);
    padding: 1.5rem 1.25rem;
    box-shadow: var(--shadow);
    position: relative;
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 12px;
    font-size: 3rem;
    color: var(--primary-color);
}

.testimonial-content p {
    font-style: italic;
    font-size: 1rem;
    margin-bottom: .75rem;
    color: var(--text-secondary);
}

.testimonial-author strong {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
}

.testimonial-author span {
    font-size: .75rem;
    color: var(--text-light);
}

/* Background/Education Content */
.background-content {
    display: grid;
    gap: 1.75rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    margin-top: 1rem;
}

.background-item {
    background: white;
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.background-item:hover {
    transform: translateY(-2px);
}

.background-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: .75rem;
}

.background-item h3 {
    font-size: 1.2rem;
    margin-bottom: .5rem;
}

.background-item p {
    font-size: .95rem;
    color: var(--text-secondary);
}

/* Contact */
.contact {
    background: var(--background-secondary);
    text-align: center;
}

.contact-cta h3 {
    font-size: 1.5rem;
    margin-bottom: .5rem;
}

.contact-cta p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.contact-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 1rem;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    font-size: .9rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.contact-link.primary {
    background: var(--primary-color);
    color: white;
}

.contact-link:not(.primary) {
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.contact-link:hover,
.contact-link:focus {
    transform: translateY(-1px);
}

.contact-info {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 1rem;
}

.contact-detail {
    min-width: 180px;
    text-align: left;
}

.contact-detail p {
    font-size: .85rem;
    display: flex;
    align-items: center;
    gap: .5rem;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 2rem 1rem;
    text-align: center;
}

.footer-subtitle {
    font-size: .8rem;
    opacity: .85;
    margin-top: .25rem;
}

/* Section animations */
section.in-view {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* Utilities */
@media (max-width: 1024px) {
    .nav-links {
        display: none;
        flex-direction: column;
        background: white;
        position: absolute;
        top: 60px;
        right: 1rem;
        padding: 1rem;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        width: 220px;
        box-shadow: var(--shadow-lg);
    }

    .nav-links.show {
        display: flex;
    }

    .mobile-menu-toggle {
        display: block;
    }
}

@media (max-width: 768px) {
    h2 {
        font-size: 1.9rem;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
}