/* CSS Custom Properties */
:root {
    --color-primary: #FD1015;
    --color-primary-dark: #d10e12;
    --color-dark: #0D0D0D;
    --color-white: #FFFFFF;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #E5E5E5;
    --color-gray-600: #666666;
    --font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --container-max: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --border-radius: 8px;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
}

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

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

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--color-dark);
    color: var(--color-white);
    border-color: var(--color-dark);
}

.btn-secondary:hover {
    background-color: #222;
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, #b30c0f 100%);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0;
    text-align: center;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.location-badge {
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.125rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

/* Sections */
.section {
    padding: var(--spacing-2xl) 0;
}

.section-alt {
    background-color: var(--color-gray-100);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
}

.section-subtitle {
    text-align: center;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
    font-size: 1.125rem;
}

/* Card Grid */
.card-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

/* Cards */
.card {
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.card-content {
    padding: var(--spacing-lg);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.card-description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.card-duration {
    display: inline-block;
    background-color: var(--color-gray-100);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

.card-skill .card-content {
    padding: var(--spacing-md);
}

.card-skill .card-title {
    font-size: 1.125rem;
}

.card-skill .card-description {
    font-size: 0.9375rem;
}

/* Funding Section */
.section-funding {
    background-color: var(--color-white);
}

.funding-highlight {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.funding-badge {
    display: inline-block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.funding-highlight-text {
    font-size: 1.25rem;
    color: var(--color-dark);
    font-weight: 500;
}

.funding-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.funding-card {
    background-color: var(--color-gray-100);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
}

.funding-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.funding-icon {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.funding-card-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.funding-card-text {
    color: var(--color-gray-600);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.funding-cta {
    text-align: center;
}

/* CTA Section */
.section-cta {
    background: linear-gradient(135deg, var(--color-dark) 0%, #1a1a1a 100%);
    color: var(--color-white);
    text-align: center;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.cta-subtitle {
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.125rem;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    justify-content: center;
    align-items: center;
}

/* Footer */
.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand {
    text-align: center;
}

.footer-tagline {
    font-size: 0.875rem;
    opacity: 0.7;
    margin-top: var(--spacing-xs);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-link {
    opacity: 0.8;
    transition: opacity var(--transition);
}

.footer-link:hover {
    opacity: 1;
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    opacity: 0.8;
    transition: opacity var(--transition), transform var(--transition);
}

.social-link:hover {
    opacity: 1;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
    opacity: 0.7;
}

/* Responsive Design */

/* Tablet */
@media (min-width: 640px) {
    .hero-title {
        font-size: 3rem;
    }

    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-grid-skills {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta-buttons {
        flex-direction: row;
    }

    .funding-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-content {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .hero {
        padding: var(--spacing-2xl) 0;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .section-title {
        font-size: 2.5rem;
    }

    .card-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .card-grid-skills {
        grid-template-columns: repeat(3, 1fr);
    }

    .card-grid-skills .card:nth-child(4),
    .card-grid-skills .card:nth-child(5) {
        grid-column: span 1;
    }
}

/* Large Desktop - Center last 2 skill cards */
@media (min-width: 1024px) {
    .card-grid-skills {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
    }

    .card-grid-skills .card:nth-child(1),
    .card-grid-skills .card:nth-child(2),
    .card-grid-skills .card:nth-child(3) {
        grid-column: span 2;
    }

    .card-grid-skills .card:nth-child(4) {
        grid-column: 2 / span 2;
    }

    .card-grid-skills .card:nth-child(5) {
        grid-column: 4 / span 2;
    }
}