:root {
    --bg: #ffffff;
    --card: #f8f9fa;
    --border: #e9ecef;
    --accent: #2563eb;
    --text: #1f2937;
}
body.dark-mode {
    --bg: #0a0c12;
    --card: #11141c;
    --border: #1e2433;
    --accent: #3b82f6;
    --text: #eef2ff;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font-family: system-ui; transition: 0.3s; }
.container { max-width: 1200px; margin: 0 auto; padding: 2rem; }
header { text-align: center; margin-bottom: 2rem; }
h1 { font-size: 2.8rem; background: linear-gradient(135deg, var(--text), var(--accent)); background-clip: text; -webkit-background-clip: text; color: transparent; }
.theme-toggle { background: var(--card); border: 1px solid var(--border); border-radius: 2rem; padding: 0.5rem 1rem; cursor: pointer; margin-bottom: 1rem; }
nav { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; margin: 1rem 0 2rem; }
nav a { color: var(--text); text-decoration: none; padding: 0.5rem 1rem; border-radius: 0.5rem; }
nav a:hover { background: var(--border); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem; margin: 2rem 0; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 1rem; padding: 1.5rem; }
.rubrics, .subscribe, .news-item, .content-page { background: var(--card); border: 1px solid var(--border); border-radius: 1rem; padding: 1.5rem; margin: 2rem 0; }
.rubric-list { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.rubric { background: var(--bg); padding: 0.3rem 1rem; border-radius: 2rem; border: 1px solid var(--border); }
.subscribe form { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 1rem; }
.subscribe input { padding: 0.5rem; border-radius: 0.5rem; border: 1px solid var(--border); background: var(--bg); color: var(--text); }
.subscribe button { background: var(--accent); color: white; border: none; padding: 0.5rem 1rem; border-radius: 0.5rem; cursor: pointer; }
.news-date { font-size: 0.8rem; color: gray; }
footer { text-align: center; margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--border); }
@media (max-width: 700px) { .container { padding: 1rem; } h1 { font-size: 2rem; } }