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

:root {
    --primary: #a855f7;
    --primary-dark: #9333ea;
    --primary-light: #c084fc;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-card: #ffffff;
    --border: #e2e8f0;
    --border-accent: #cbd5e1;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-white);
}

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

/* Hero Section */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1) 0%, rgba(236, 72, 153, 0.05) 50%, rgba(255, 255, 255, 0) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to top, var(--bg-white), transparent);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    padding: 6rem 1.5rem;
    position: relative;
    z-index: 1;
}

.hero-label {
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.hero-name {
    font-family: 'Playfair Display', serif;
    font-size: 4rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero-program {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.hero-institution {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.hero-tagline {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 48rem;
    margin: 0 auto 3rem;
    line-height: 1.7;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    font-family: inherit;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-accent);
}

.btn-outline:hover {
    background: var(--bg-light);
    border-color: var(--border-accent);
}

.btn-contact {
    padding: 0.875rem 2rem;
}

/* Sections */
.section {
    padding: 6rem 0;
}

.section-alt {
    background: var(--bg-light);
}

.section-heading {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.section-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.section-intro .section-heading {
    margin-bottom: 1rem;
}

.section-subheading {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 48rem;
    margin: 0 auto;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
}

.about-bio p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.about-sidebar h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.education-item {
    border-left: 2px solid var(--primary);
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.education-degree {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.education-institution,
.education-period {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.125rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.skill {
    font-size: 0.875rem;
    background: rgba(168, 85, 247, 0.08);
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    color: var(--text-primary);
}

/* Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 2rem;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
    border-color: var(--primary-light);
}

.card-icon {
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Work Cards */
.work-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.work-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.work-meta svg {
    width: 16px;
    height: 16px;
}

.work-card h3 {
    font-size: 1.25rem;
    line-height: 1.4;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
    padding-top: 0.5rem;
}

.tag {
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(168, 85, 247, 0.1);
    color: var(--primary-dark);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
}

/* Contact */
.contact-container {
    text-align: center;
    max-width: 56rem;
}

.contact-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 3rem;
}

/* Footer */
.footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-name {
        font-size: 3rem;
    }

    .about-grid {
        gap: 3rem;
    }

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

    .skills-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-name {
        font-size: 2.5rem;
    }

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

    .hero-institution,
    .hero-tagline {
        font-size: 1rem;
    }

    .section {
        padding: 4rem 0;
    }

    .section-heading {
        font-size: 2rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-bio p {
        font-size: 1rem;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

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

    .hero-buttons,
    .contact-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .skills-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}