*,
*::before,
*::after {
    box-sizing: border-box;
}

:root {
    --border: #d7dde7;
    --text: #1f2937;
    --muted: #5b6472;
    --title: #0f172a;
    --accent: #0b66c3;
    --bg-soft: #f8fafc;
    --white: #ffffff;
}

html {
    font-size: 16px;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: #eef2f7;
    line-height: 1.45;
}

a {
    color: var(--accent);
    text-decoration: none;
    word-break: break-word;
}

p,
ul,
ol {
    margin: 0;
}

#cv {
    width: 100%;
    max-width: 1100px;
    margin: 24px auto;
    background: var(--white);
    border: 1px solid var(--border);
    box-shadow: 0 8px 30px rgba(15, 23, 42, 0.08);
}

#top {
    border-bottom: 2px solid var(--accent);
    padding: 28px 32px 22px;
}

.identity {
    display: flex;
    gap: 32px;
    align-items: flex-start;
    justify-content: space-between;
}

.identity-main {
    flex: 1 1 auto;
}

.name {
    margin: 0 0 6px;
    font-size: 2rem;
    line-height: 1.1;
    color: var(--title);
}

.job {
    margin: 0 0 14px;
    font-size: 1.12rem;
    font-weight: 700;
    color: var(--accent);
}

.summary {
    max-width: 700px;
    color: var(--muted);
}

.contact-block {
    flex: 0 0 300px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    padding: 16px 18px;
}

.section-label {
    margin: 0 0 10px;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--title);
}

.contact-list {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    flex-wrap: wrap;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
}

.contact-list li + li {
    margin-top: 8px;
}

.contact-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--muted);
}

.contact-value {
    display: block;
    font-size: 0.95rem;
    color: var(--text);
}

#main-layout {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
    gap: 0;
}

#content {
    padding: 26px 32px 32px;
}

#sidebar {
    padding: 26px 24px 32px;
    background: var(--bg-soft);
    border-left: 1px solid var(--border);
}

.section + .section,
.sidebar-section + .sidebar-section {
    margin-top: 28px;
}

.section-title,
.sidebar-section h2 {
    margin: 0 0 14px;
    font-size: 1.08rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--title);
}

.experience-item + .experience-item,
.education-item + .education-item {
    margin-top: 18px;
}

.experience-item {
    padding: 0 0 18px;
    border-bottom: 1px solid var(--border);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 8px;
}

.experience-role {
    margin: 0;
    font-size: 1.02rem;
    color: var(--title);
}

.experience-meta {
    margin-top: 2px;
    font-size: 0.94rem;
    color: var(--muted);
}

.experience-date {
    flex: 0 0 185px;
    text-align: right;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--accent);
}

.experience-context {
    margin-bottom: 10px;
    color: var(--muted);
}

.experience-list,
.project-list,
.sidebar-section ul {
    margin: 0;
    padding-left: 18px;
}

.experience-list li + li,
.project-list li + li,
.sidebar-section li + li {
    margin-top: 6px;
}

.education-item {
    display: flex;
    gap: 16px;
}

.education-year {
    flex: 0 0 72px;
    font-weight: 700;
    color: var(--accent);
}

.education-content h3 {
    margin: 0 0 2px;
    font-size: 1rem;
    color: var(--title);
}

.education-school,
.education-details {
    color: var(--muted);
}

.project-card {
    border: 1px solid var(--border);
    background: var(--bg-soft);
    padding: 18px;
}

.project-card h3 {
    margin: 0 0 8px;
    font-size: 1rem;
    color: var(--title);
}

.project-stack,
.project-summary {
    margin-bottom: 10px;
}

.sidebar-section ul {
    padding-left: 0;
    list-style: none;
}

.sidebar-section li {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.strong {
    font-weight: 700;
    color: var(--title);
}

@media (max-width: 860px) {
    .identity {
        flex-direction: column;
    }

    .contact-block {
        flex-basis: auto;
        width: 100%;
    }

    #main-layout {
        grid-template-columns: 1fr;
    }

    #sidebar {
        border-left: 0;
        border-top: 1px solid var(--border);
    }

    .experience-header,
    .education-item {
        flex-direction: column;
    }

    .experience-date {
        text-align: left;
        flex-basis: auto;
    }
}