/* MCP Lab — тёмная тема */
:root {
    --bg: #0b0e14;
    --surface: #12161f;
    --surface-2: #171c27;
    --border: #232b3a;
    --text: #e6e9ef;
    --text-dim: #9aa4b5;
    --accent: #4f8cff;
    --accent-2: #7c5cff;
    --radius: 12px;
    --max-w: 760px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- шапка ---------- */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: rgba(11, 14, 20, 0.85);
    backdrop-filter: blur(10px);
    z-index: 10;
}

.logo {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text);
}
.logo span { color: var(--accent); }
.logo:hover { text-decoration: none; }

nav { display: flex; gap: 20px; }
nav a { color: var(--text-dim); font-weight: 500; }
nav a:hover { color: var(--text); text-decoration: none; }

/* ---------- контент ---------- */
main {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 40px 24px 60px;
}

/* hero (главная) */
.hero {
    text-align: center;
    padding: 40px 0 30px;
}
.hero h1 {
    font-size: 2.6rem;
    line-height: 1.15;
    margin: 0 0 14px;
    letter-spacing: -0.02em;
}
.hero p {
    color: var(--text-dim);
    font-size: 1.1rem;
    max-width: 560px;
    margin: 0 auto 22px;
}

.btn {
    display: inline-block;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    color: #fff;
    font-weight: 600;
    padding: 10px 22px;
    border-radius: 999px;
}
.btn:hover { text-decoration: none; opacity: 0.9; }

.home-block { margin-top: 48px; }
.home-block h2,
.list-title {
    font-size: 1.5rem;
    margin: 0 0 18px;
    letter-spacing: -0.01em;
}
.list-desc { color: var(--text-dim); margin: -8px 0 24px; }

/* ---------- карточки ---------- */
.cards {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.card a {
    display: block;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
    color: var(--text);
    transition: border-color .15s, transform .1s;
}
.card a:hover {
    border-color: var(--accent);
    text-decoration: none;
    transform: translateY(-1px);
}
.card time {
    color: var(--text-dim);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.card h3 {
    margin: 6px 0 6px;
    font-size: 1.12rem;
    line-height: 1.3;
}
.card p {
    margin: 0;
    color: var(--text-dim);
    font-size: 0.95rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---------- статья ---------- */
article {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 34px 36px;
}
.article-header { margin-bottom: 8px; }
.lead { color: var(--text-dim); font-size: 1.05rem; margin: 8px 0 18px; }
.article-header h1 {
    font-size: 2rem;
    line-height: 1.2;
    margin: 0 0 10px;
    letter-spacing: -0.01em;
}
.meta {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--text-dim);
    font-size: 0.9rem;
    flex-wrap: wrap;
}
.tags { display: inline-flex; gap: 8px; flex-wrap: wrap; }
.tags a {
    background: var(--surface-2);
    border: 1px solid var(--border);
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 0.82rem;
    color: var(--text-dim);
}
.tags a:hover { color: var(--text); border-color: var(--accent); }

article figure { margin: 22px 0; }
article figure img {
    width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

/* markdown в статьях */
article p { margin: 0 0 1em; }
article h2 { margin: 1.6em 0 0.6em; font-size: 1.35rem; }
article h3 { margin: 1.3em 0 0.5em; font-size: 1.15rem; }
article ul, article ol { margin: 0 0 1em; padding-left: 1.4em; }
article li { margin-bottom: 0.35em; }
article code {
    background: var(--surface-2);
    border: 1px solid var(--border);
    padding: 1px 6px;
    border-radius: 6px;
    font-size: 0.88em;
    font-family: ui-monospace, "SF Mono", "Cascadia Code", Menlo, monospace;
}
article pre {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 18px;
    overflow-x: auto;
    margin: 0 0 1em;
}
article pre code { background: none; border: 0; padding: 0; }
article blockquote {
    margin: 0 0 1em;
    padding: 0 0 0 16px;
    border-left: 3px solid var(--accent);
    color: var(--text-dim);
}
article img { max-width: 100%; border-radius: var(--radius); }
article .more { color: var(--accent); font-weight: 600; }

/* ---------- теги-чипы ---------- */
.tags-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-chip {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 8px 16px;
    color: var(--text);
    font-weight: 500;
    transition: border-color .15s;
}
.tag-chip span {
    color: var(--text-dim);
    font-size: 0.85em;
    margin-left: 8px;
}
.tag-chip:hover { border-color: var(--accent); text-decoration: none; }

/* ---------- футер ---------- */
footer {
    border-top: 1px solid var(--border);
    text-align: center;
    padding: 26px 24px;
    color: var(--text-dim);
    font-size: 0.9rem;
}

/* ---------- адаптив ---------- */
@media (max-width: 640px) {
    .hero h1 { font-size: 2rem; }
    article { padding: 24px 20px; }
    nav { gap: 14px; }
}