* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: #f3f3f3;
    color: #222;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
}

.page {
    width: 90%;
    max-width: 850px;
    margin: 30px auto;
    background: #fff;
    border: 1px solid #ccc;
}

header {
    padding: 35px 40px 25px;
    border-bottom: 1px solid #ccc;
}

h1 {
    margin: 0;
    font-size: 32px;
    font-weight: normal;
}

.role {
    margin: 4px 0 10px;
    font-size: 19px;
    color: #555;
}

header p {
    margin: 4px 0;
}

a {
    color: #174a7e;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

nav {
    padding: 12px 40px;
    background: #f7f7f7;
    border-bottom: 1px solid #ccc;
}

nav a {
    margin-right: 22px;
    font-size: 14px;
}

main {
    padding: 10px 40px 30px;
}

section {
    padding: 22px 0;
    border-bottom: 1px solid #ddd;
}

section:last-child {
    border-bottom: 0;
}

h2 {
    margin: 0 0 12px;
    font-size: 21px;
    font-weight: normal;
}

h3 {
    margin: 0 0 3px;
    font-size: 17px;
}

p {
    margin: 5px 0 10px;
}

.item {
    margin-bottom: 24px;
}

.item:last-child {
    margin-bottom: 0;
}

.date {
    color: #666;
    font-size: 14px;
}

ul {
    margin-top: 8px;
    padding-left: 22px;
}

li {
    margin-bottom: 5px;
}

.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.skills span {
    padding: 5px 9px;
    border: 1px solid #bbb;
    background: #fafafa;
    font-size: 14px;
}

footer {
    padding: 18px 40px;
    background: #f7f7f7;
    border-top: 1px solid #ccc;
    font-size: 13px;
    color: #666;
}

@media (max-width: 600px) {
    .page {
        width: 100%;
        margin: 0;
        border: 0;
    }

    header, main, footer {
        padding-left: 22px;
        padding-right: 22px;
    }

    nav {
        padding-left: 22px;
        padding-right: 22px;
        line-height: 2;
    }

    nav a {
        margin-right: 12px;
    }

    h1 {
        font-size: 27px;
    }
}