/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 400;
    color: #2c5f7c;
    text-decoration: none;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: #666;
    font-size: 0.9rem;
    letter-spacing: 1.5px;
    font-weight: 400;
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #2c5f7c;
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    background-image: url('hero-image.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    margin-top: 70px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.2));
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: left;
    color: white;
    padding: 60px 40px 20px 55px;
    max-width: 520px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 600;
    letter-spacing: 3px;
    margin-bottom: 15px;
    text-transform: uppercase;
    text-shadow: 3px 3px 8px rgba(0,0,0,0.5);
    line-height: 1.2;
    color: #ffffff;
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 400;
    letter-spacing: 3px;
    opacity: 0.98;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.6);
    line-height: 1.4;
}

/* About Preview Section */
.about-preview {
    padding: 100px 20px;
    background-color: #f8f9fa;
}

.about-preview h2 {
    font-size: 2.5rem;
    color: #2c5f7c;
    margin-bottom: 30px;
    text-align: center;
    font-weight: 300;
    letter-spacing: 2px;
}

.about-preview-inner {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.about-photo {
    flex-shrink: 0;
}

.headshot-circle {
    width: 230px;
    height: 230px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    border: 4px solid #2c5f7c;
    box-shadow: 0 6px 24px rgba(44, 95, 124, 0.2);
    display: block;
}

.about-text {
    flex: 1;
}

.intro-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #555;
    margin: 0 0 35px;
    text-align: left;
}

.btn-primary {
    display: inline-block;
    padding: 15px 40px;
    background-color: #2c5f7c;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 400;
    letter-spacing: 1px;
    transition: background-color 0.3s ease, transform 0.2s ease;
    text-align: center;
    margin: 0 auto;
    display: block;
    width: fit-content;
}

.btn-primary:hover {
    background-color: #1e4a5f;
    transform: translateY(-2px);
}

/* Ask AI Section */
.ask-ai {
    padding: 70px 20px;
    background-color: #1e4a5f;
    text-align: center;
}

.ask-ai h2 {
    font-size: 2rem;
    color: #ffffff;
    font-weight: 300;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.ask-ai p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 35px;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

.btn-ai {
    display: inline-block;
    padding: 15px 40px;
    background-color: #ffffff;
    color: #1e4a5f;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 700;
    letter-spacing: 1px;
    font-family: 'Lato', sans-serif;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-ai:hover {
    background-color: #e8f4f8;
    transform: translateY(-2px);
}

/* Areas of Expertise */
.expertise-highlight {
    padding: 100px 20px;
    background-color: #f8f9fa;
}

.expertise-highlight h2 {
    font-size: 2.5rem;
    color: #2c5f7c;
    margin-bottom: 60px;
    text-align: center;
    font-weight: 300;
    letter-spacing: 2px;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}

.expertise-item {
    padding: 25px;
    background-color: #fff;
    border-left: 4px solid #2c5f7c;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.expertise-item:hover {
    transform: translateX(5px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.08);
}

.expertise-item h4 {
    color: #2c5f7c;
    font-size: 1.2rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.expertise-item p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Experience Highlight */
.experience-highlight {
    padding: 100px 20px;
    background-color: #fff;
}

.experience-highlight h2 {
    font-size: 2.5rem;
    color: #2c5f7c;
    margin-bottom: 60px;
    text-align: center;
    font-weight: 300;
    letter-spacing: 2px;
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.experience-card {
    padding: 30px;
    background-color: #f8f9fa;
    border-left: 4px solid #2c5f7c;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.experience-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.experience-card h3 {
    font-size: 1.4rem;
    color: #2c5f7c;
    margin-bottom: 10px;
    font-weight: 700;
}

.experience-card .organization {
    font-size: 1.1rem;
    color: #666;
    font-weight: 400;
    margin-bottom: 5px;
}

.experience-card .date {
    font-size: 0.9rem;
    color: #999;
    margin-bottom: 15px;
    font-style: italic;
}

.experience-card p:last-child {
    color: #555;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: 100px 20px;
    background-color: #f8f9fa;
}

.contact h2 {
    font-size: 2.5rem;
    color: #2c5f7c;
    margin-bottom: 50px;
    text-align: center;
    font-weight: 300;
    letter-spacing: 2px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-item {
    font-size: 1.1rem;
}

.contact-item a {
    color: #2c5f7c;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: #1e4a5f;
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: #2c5f7c;
    color: white;
    padding: 30px 20px;
    text-align: center;
}

.footer p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        padding: 40px 30px 20px 36px;
    }

    .hero-title {
        font-size: 2.2rem;
        letter-spacing: 4px;
    }

    .hero-subtitle {
        font-size: 1rem;
        letter-spacing: 2px;
    }

    .nav-menu {
        gap: 20px;
        font-size: 0.8rem;
    }

    .about-preview h2,
    .experience-highlight h2,
    .contact h2 {
        font-size: 2rem;
    }

    .about-preview-inner {
        flex-direction: column;
        align-items: center;
        gap: 35px;
    }

    .headshot-circle {
        width: 180px;
        height: 180px;
    }

    .intro-text {
        font-size: 1rem;
        text-align: center;
    }

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

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

@media (max-width: 480px) {
    .expertise-grid {
        grid-template-columns: 1fr;
    }

    .nav-menu {
        gap: 14px;
    }

    .nav-link {
        font-size: 0.75rem;
        letter-spacing: 1px;
    }

    .hero-content {
        padding: 30px 20px 20px 24px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
        letter-spacing: 1.5px;
    }
}