:root {
            --primary: #1a1a2e;
            --secondary: #0f3460;
            --accent: #e94560;
            --text: #f5f5f5;
            --text-muted: #b0b0b0;
            --bg-dark: #16213e;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.6;
            color: var(--text);
            background: linear-gradient(135deg, var(--primary) 0%, var(--bg-dark) 100%);
            min-height: 100vh;
        }

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

        header {
            padding: 2rem 0;
            background: rgba(0,0,0,0.3);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text);
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            gap: 2rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--text);
            text-decoration: none;
            transition: color 0.3s;
        }

        .nav-links a:hover {
            color: var(--accent);
        }

        .hero {
            padding: 6rem 0;
            text-align: center;
        }

        h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 700;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, var(--text) 0%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .tagline {
            font-size: 1.25rem;
            color: var(--text-muted);
            margin-bottom: 3rem;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            margin-bottom: 4rem;
        }

        .btn {
            padding: 1rem 2rem;
            border-radius: 5px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            display: inline-block;
        }

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

        .btn-primary:hover {
            background: #ff5771;
            transform: translateY(-2px);
        }

        .btn-secondary {
            border: 2px solid var(--accent);
            color: var(--text);
        }

        .btn-secondary:hover {
            background: var(--accent);
            transform: translateY(-2px);
        }

        .speaking-topics {
            padding: 4rem 0;
            background: rgba(0,0,0,0.2);
        }

        h2 {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
        }

        .topics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-bottom: 4rem;
        }

        .topic-card {
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 10px;
            padding: 2rem;
            transition: all 0.3s;
        }

        .topic-card:hover {
            background: rgba(255,255,255,0.08);
            transform: translateY(-5px);
        }

        .topic-card h3 {
            color: var(--accent);
            margin-bottom: 1rem;
            font-size: 1.5rem;
        }

        .topic-card p {
            color: var(--text-muted);
            line-height: 1.8;
        }

        .credentials {
            padding: 4rem 0;
        }

        .cred-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            text-align: center;
        }

        .cred-item {
            padding: 1.5rem;
        }

        .cred-number {
            font-size: 3rem;
            font-weight: 700;
            color: var(--accent);
        }

        .cred-label {
            color: var(--text-muted);
            margin-top: 0.5rem;
        }

        .about {
            padding: 4rem 0;
            background: rgba(0,0,0,0.2);
        }

        .about-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }

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

        footer {
            padding: 3rem 0;
            text-align: center;
            border-top: 1px solid rgba(255,255,255,0.1);
        }

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-links a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-links a:hover {
            color: var(--accent);
        }



    .page-hero {
        padding: 4rem 0;
        background: linear-gradient(135deg, rgba(26, 26, 46, 0.8) 0%, rgba(22, 33, 62, 0.8) 100%);
        text-align: center;
    }

    .page-hero h1 {
        font-size: clamp(2rem, 4vw, 3rem);
        margin-bottom: 1rem;
    }

    .subtitle {
        font-size: 1.25rem;
        color: var(--text-muted);
    }

    .about-intro {
        padding: 4rem 0;
        background: rgba(0,0,0,0.2);
    }

    .content-wrapper {
        max-width: 800px;
        margin: 0 auto;
    }

    .lead {
        font-size: 1.25rem;
        line-height: 1.8;
        color: var(--text);
    }

    .timeline {
        padding: 4rem 0;
    }

    .timeline h2 {
        text-align: center;
        margin-bottom: 3rem;
    }

    .timeline-item {
        display: grid;
        grid-template-columns: 150px 1fr;
        gap: 2rem;
        margin-bottom: 3rem;
        padding-bottom: 3rem;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .timeline-item:last-child {
        border-bottom: none;
    }

    .timeline-year {
        font-size: 1.125rem;
        font-weight: 700;
        color: var(--accent);
    }

    .timeline-content h3 {
        color: var(--text);
        margin-bottom: 1rem;
    }

    .timeline-content p {
        color: var(--text-muted);
        line-height: 1.8;
        margin-bottom: 1em;
    }

    .philosophy {
        padding: 4rem 0;
        background: rgba(0,0,0,0.2);
    }

    .philosophy h2 {
        text-align: center;
        margin-bottom: 3rem;
    }

    .philosophy-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
    }

    .philosophy-item h3 {
        color: var(--accent);
        margin-bottom: 1rem;
    }

    .philosophy-item p {
        color: var(--text-muted);
        line-height: 1.8;
    }

    .expertise {
        padding: 4rem 0;
    }

    .expertise h2 {
        text-align: center;
        margin-bottom: 3rem;
    }

    .expertise-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
    }

    .expertise-card {
        background: rgba(255,255,255,0.05);
        border: 1px solid rgba(255,255,255,0.1);
        border-radius: 10px;
        padding: 2rem;
    }

    .expertise-card h3 {
        color: var(--accent);
        margin-bottom: 1.5rem;
    }

    .expertise-card ul {
        list-style: none;
    }

    .expertise-card li {
        color: var(--text-muted);
        line-height: 1.8;
        padding-left: 1.5rem;
        position: relative;
        margin-bottom: 0.5rem;
    }

    .expertise-card li:before {
        content: "→";
        position: absolute;
        left: 0;
        color: var(--accent);
    }

    .speaking-cta {
        padding: 4rem 0;
        background: rgba(0,0,0,0.3);
        text-align: center;
    }

    .speaking-cta h2 {
        margin-bottom: 1.5rem;
    }

    .speaking-cta p {
        max-width: 700px;
        margin: 0 auto 2rem;
        color: var(--text-muted);
        font-size: 1.125rem;
        line-height: 1.8;
    }

    .current-focus {
        padding: 4rem 0;
    }

    .focus-content {
        max-width: 800px;
        margin: 0 auto;
        text-align: center;
    }

    .focus-content h2 {
        margin-bottom: 2rem;
    }

    .focus-content p {
        color: var(--text-muted);
        line-height: 1.8;
        margin-bottom: 1.5rem;
    }

    .subtle-mention {
        font-size: 0.95rem;
        opacity: 0.8;
    }

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

    @media (max-width: 768px) {
        .timeline-item {
            grid-template-columns: 1fr;
        }

        .timeline-year {
            margin-bottom: 0.5rem;
        }

        .cta-buttons {
            flex-direction: column;
            align-items: center;
        }
    }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }

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


/* Navigation base styles */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Hide hamburger by default on all screen sizes */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1000;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text);
    margin: 5px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Desktop styles - normal horizontal menu */
.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

/* Mobile styles - override everything */
@media screen and (max-width: 768px) {
    /* Show hamburger on mobile */
    .nav-toggle {
        display: block !important;
    }

    /* Hide and position nav links off-screen by default on mobile */
    .nav-links {
        display: flex !important; /* Keep flex but position off-screen */
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 3rem;
        transition: right 0.3s ease;
        gap: 0;
    }

    /* Show nav when active */
    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: 1.5rem 0;
    }

    .nav-links a {
        font-size: 1.25rem;
        padding: 0.5rem 1rem;
    }
}

/* Hamburger animation styles */
.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}