:root { --bg0: #0a0e19; --panel: #121828; --stroke: rgba(255, 255, 255, .09); --text: #e6e9f2; --muted: #8f98ae; --accent: #ff6b2c; --accent-2: #ffb23f; --cyan: #38d3ff;
  --display: 'Dela Gothic One', 'Zen Kaku Gothic New', system-ui, sans-serif; --tech: 'Chakra Petch', system-ui, sans-serif; --font: 'Zen Kaku Gothic New', system-ui, sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg0); color: var(--text); font-family: var(--font); line-height: 1.9; -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(60% 40% at 80% 0%, rgba(255, 107, 44, .14), transparent 70%), radial-gradient(50% 40% at 0% 10%, rgba(56, 211, 255, .08), transparent 70%); background-repeat: no-repeat; }
header { display: flex; justify-content: space-between; align-items: center; padding: 16px clamp(16px, 3vw, 36px); }
header a.logo { font-family: var(--display); font-size: 22px; color: #fff; text-decoration: none; display: inline-flex; gap: .3em; }
header a.logo span { color: var(--accent); }
header nav a { font-size: 13px; font-weight: 700; color: var(--muted); margin-left: 16px; text-decoration: none; }
header nav a:hover { color: #fff; }
main { position: relative; max-width: 840px; margin: 10px auto 60px; padding: 34px 34px 38px; background: var(--panel); border: 1px solid var(--stroke); border-radius: 20px; overflow: hidden; }
main::before { content: ''; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--cyan)); }
h1 { font-family: var(--display); font-weight: 400; font-size: 30px; margin: 0 0 4px; letter-spacing: .02em; }
.updated { color: var(--muted); font-family: var(--tech); font-size: 13px; margin: 0 0 24px; }
h2 { font-size: 17px; font-weight: 900; margin: 32px 0 8px; padding-left: 12px; border-left: 3px solid var(--accent); }
p, li { font-size: 14.5px; color: #cdd2de; }
a { color: var(--accent-2); }
ul, ol { padding-left: 1.4em; }
table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 8px 0; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--stroke); }
th { width: 32%; color: var(--muted); font-weight: 700; }
.en { margin-top: 40px; padding-top: 20px; border-top: 1px dashed rgba(255, 255, 255, .15); }
.en h2 { border-left-color: var(--cyan); font-family: var(--tech); letter-spacing: .06em; text-transform: uppercase; }
.en p { color: var(--muted); }
footer { text-align: center; font-size: 12px; color: var(--muted); padding-bottom: 34px; }
footer a { color: var(--muted); margin: 0 7px; text-decoration: none; }
footer a:hover { color: #fff; }
@media (max-width: 600px) { main { padding: 24px 18px; border-radius: 0; margin-top: 0; } th { width: 38%; } }