:root {
    --kh-navy: #1e2a8a;
    --kh-ink: #0f1a3d;
    --kh-text: #3a4160;
    --kh-muted: #f5f6fb;
    --kh-border: #e4e7f2;
}

.kh-page {
    font-family: 'Open Sans', sans-serif;
    color: var(--kh-text);
}

    .kh-page h1, .kh-page h2, .kh-page h3, .kh-page h4 {
        font-family: 'Poppins', sans-serif;
        color: var(--kh-ink);
    }

/* Hero */
.kh-hero {
    background: var(--kh-muted);
    padding: 4rem 0;
}

.kh-hero-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
}

.kh-photo-frame {
    background: #fff;
    border-radius: 24px;
    padding: 14px;
    box-shadow: 0 10px 30px rgba(15, 26, 61, .08);
    width: 100%;
    max-width: 360px;
    flex-shrink: 0;
}

    .kh-photo-frame img {
        width: 100%;
        height: auto;
        border-radius: 16px;
        display: block;
        object-fit: cover;
        aspect-ratio: 1 / 1;
    }

.kh-hero-text {
    max-width: 620px;
}

.kh-name {
    font-weight: 700;
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: .25rem;
}

.kh-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 1.1rem;
    color: var(--kh-ink);
    margin-bottom: 1.25rem;
}

.kh-lead {
    font-size: 1.05rem;
    line-height: 1.7;
}

.kh-social {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--kh-navy);
    color: #fff;
    margin-top: 1.25rem;
    transition: opacity .2s;
}

    .kh-social:hover {
        opacity: .85;
        color: #fff;
        text-decoration: none;
    }

/* Biography */
.kh-bio {
    padding: 4rem 0;
    background: #fff;
}

.kh-section-title {
    font-weight: 700;
    font-size: 1.85rem;
    margin-bottom: 1.5rem;
}

.kh-bio-body {
    max-width: 720px;
}

    .kh-bio-body p {
        line-height: 1.75;
        margin-bottom: 1.25rem;
    }

/* Speaking & industry appearances */
.kh-speaking {
    padding: 4rem 0;
    background: var(--kh-muted);
}

    .kh-speaking .kh-section-title {
        text-align: center;
    }

.kh-appearances {
    display: grid;
    gap: 1.25rem;
    max-width: 900px;
    margin: 0 auto;
}

.kh-appearance {
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: 16px;
    border: 1px solid var(--kh-border);
    overflow: hidden;
}

.kh-appearance-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: #fff;
}

    .kh-appearance-logo img {
        width: 100%;
        height: auto;
        border-radius: 12px;
        object-fit: contain;
        display: block;
    }

    .kh-appearance-logo.light img {
        border-radius: 0;
    }

.kh-appearance-body {
    padding: 1.25rem 1.5rem 1.5rem;
}

.kh-appearance-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--kh-navy);
    margin-bottom: .35rem;
}

.kh-appearance-sub {
    font-style: italic;
    color: var(--kh-text);
    margin-bottom: 1rem;
}

.kh-appearance-link {
    font-weight: 600;
    color: var(--kh-navy);
    text-decoration: none;
}

    .kh-appearance-link:hover {
        text-decoration: underline;
    }

@media (min-width: 768px) {
    .kh-hero-inner {
        flex-direction: row;
        align-items: center;
    }

    .kh-name {
        font-size: 2.5rem;
    }

    .kh-appearance {
        flex-direction: row;
    }

    .kh-appearance-logo {
        width: 280px;
        flex-shrink: 0;
    }

    .kh-appearance-body {
        align-self: center;
    }

    .kh-section-title {
        font-size: 2.1rem;
    }
}

@media (min-width: 992px) {
    .kh-hero {
        padding: 5rem 0;
    }

    .kh-hero-inner {
        gap: 4rem;
    }
}