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

:root {
    --primary-dark: #1e3c72;
    --primary-blue: #2a5298;
    --accent-purple: #7e57c2;
    --light-bg: #f5f7fa;
    --light-accent: #e8ecf1;
    --text-dark: #1e3c72;
    --text-secondary: #555;
    --text-light: #333;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-blue) 50%, var(--accent-purple) 100%);
    background-attachment: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.persona-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    max-width: 650px;
    text-align: center;
    border-top: 5px solid var(--primary-blue);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.persona-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 80px rgba(42, 82, 152, 0.3);
}

img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--primary-blue);
    margin-bottom: 20px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px rgba(42, 82, 152, 0.2);
}

img:hover {
    transform: scale(1.08);
}

h1 {
    color: var(--text-dark);
    font-size: 32px;
    margin: 15px 0;
    font-weight: 700;
    letter-spacing: -0.5px;
}

h2 {
    color: var(--primary-blue);
    font-size: 20px;
    margin-bottom: 20px;
    font-weight: 500;
    letter-spacing: 0.5px;
}

h3 {
    color: var(--text-dark);
    font-size: 18px;
    margin-bottom: 15px;
    font-weight: 600;
    border-bottom: 3px solid var(--primary-blue);
    padding-bottom: 10px;
}

.bio {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
    margin: 20px 0;
    font-weight: 500;
}

.details {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-top: 30px;
}

.column {
    width: 48%;
    text-align: left;
    padding: 20px;
    background: linear-gradient(135deg, var(--light-bg) 0%, var(--light-accent) 100%);
    border-radius: 12px;
    border-left: 5px solid var(--primary-blue);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.column:hover {
    background: linear-gradient(135deg, var(--light-accent) 0%, #dce2eb 100%);
    border-left-color: var(--accent-purple);
    box-shadow: 0 12px 24px rgba(42, 82, 152, 0.15);
    transform: translateX(4px);
}

.vibe-section {
    margin-top: 30px;
    padding: 20px;
    background: linear-gradient(135deg, var(--light-bg) 0%, var(--light-accent) 100%);
    border-radius: 12px;
    border-left: 5px solid var(--accent-purple);
    text-align: left;
    transition: box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.vibe-section:hover {
    box-shadow: 0 8px 16px rgba(126, 87, 194, 0.1);
}

.vibe-section h3 {
    border-bottom: 3px solid var(--accent-purple);
}

.vibe-section p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.8;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 10px;
    padding-left: 24px;
    position: relative;
    transition: transform 0.2s ease;
}

li:hover {
    transform: translateX(4px);
}

li:before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
    font-size: 18px;
}

@media (max-width: 600px) {
    .persona-card {
        padding: 25px;
    }

    .details {
        flex-direction: column;
        gap: 15px;
    }

    .column {
        width: 100%;
    }

    h1 {
        font-size: 26px;
    }

    h2 {
        font-size: 18px;
    }

    img {
        width: 150px;
        height: 150px;
    }
}