:root {
  --bg: #030303;
  --card: #101010;
  --text: #ffffff;
  --muted: #b7b7b7;
  --accent: #4ee6c2;
  --border: rgba(78, 230, 194, 0.35);
}
* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(3,3,3,0.92); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(78,230,194,0.12); }
.header-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo { font-size: 26px; font-weight: 950; letter-spacing: -2px; color: var(--text); }
.logo-dot { color: var(--accent); }
.menu { display: flex; gap: 28px; align-items: center; }
.menu a { font-size: 15px; font-weight: 700; color: var(--muted); transition: color 0.2s; }
.menu a:hover, .menu a.active { color: var(--accent); }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 11px 20px; border-radius: 999px; font-weight: 800; border: 1px solid var(--accent); background: var(--accent); color: #000; font-size: 14px; cursor: pointer; }
.burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; background: none; border: none; }
.burger span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; }
.mobile-menu { display: none; flex-direction: column; background: rgba(3,3,3,0.97); border-top: 1px solid rgba(78,230,194,0.15); padding: 12px 0 20px; }
.mobile-menu a { padding: 14px 24px; font-size: 16px; font-weight: 700; color: var(--muted); border-bottom: 1px solid rgba(255,255,255,0.04); }
.mobile-menu.open { display: flex; }
.article-page { padding: 70px 20px 100px; max-width: 960px; margin: 0 auto; }
.back-link { display: inline-flex; color: var(--accent); font-weight: 700; font-size: 14px; margin-bottom: 32px; }
.article-tag { display: inline-block; background: rgba(78,230,194,0.12); color: var(--accent); font-weight: 800; padding: 8px 14px; border-radius: 999px; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 20px; }
h1 { font-size: clamp(30px, 5vw, 42px); line-height: 1.12; margin: 0 0 14px; }
.article-meta { font-size: 13px; color: var(--muted); margin-bottom: 32px; }
.article-intro { font-size: 20px; line-height: 1.75; color: var(--muted); font-weight: 500; margin: 0 0 44px; border-left: 3px solid var(--accent); padding-left: 20px; }
h2 { font-size: 25px; line-height: 1.25; margin: 46px 0 14px; }
h3 { font-size: 20px; color: var(--accent); margin: 28px 0 10px; }
p, li { font-size: 17px; color: #d0d0d0; line-height: 1.8; }
p { margin: 0 0 18px; }
ul { margin: 16px 0 28px; padding-left: 22px; }
.table-wrap { overflow-x: auto; margin: 24px 0 36px; border: 1px solid var(--border); border-radius: 12px; }
table { border-collapse: collapse; width: 100%; min-width: 680px; background: var(--card); }
th, td { text-align: left; vertical-align: top; padding: 16px; border-bottom: 1px solid rgba(255,255,255,.08); }
th { color: var(--accent); font-size: 14px; }
td { color: #d0d0d0; font-size: 15px; }
.faq-list { display: grid; gap: 12px; margin: 20px 0 38px; }
.faq-item, .info-box { border: 1px solid rgba(78,230,194,.22); border-radius: 12px; padding: 18px 20px; background: var(--card); }
.faq-item h3 { margin: 0 0 8px; }
.faq-item p { margin: 0; }
.conclusion-box { margin-top: 44px; padding: 28px; border-left: 4px solid var(--accent); background: rgba(78,230,194,0.07); border-radius: 12px; }
.conclusion-box p { font-size: 19px; font-weight: 800; color: var(--accent); }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 20px 0; }
.plain-link { color: var(--accent); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.dept-list { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; list-style: none; }
.dept-list li { border: 1px solid var(--border); border-radius: 999px; padding: 7px 13px; color: var(--muted); }
@media (max-width: 768px) {
  .menu { display: none; }
  .burger { display: flex; }
  .article-page { padding: 48px 20px 72px; }
  .article-intro { font-size: 17px; }
  th, td { padding: 12px; }
}