:root { --bg: #0b0716; --panel: #151027; --text: #ece8f7; --muted: #a59cc0; --line: #2c2447; --accent: #3ee7ff; --gold: #ffd166; }
@media (prefers-color-scheme: light) { :root { --bg: #f6f4fb; --panel: #ffffff; --text: #1d1830; --muted: #5f5878; --line: #ddd8ea; --accent: #0a84a8; --gold: #b07a00; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.7 system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: var(--accent); }
header, main, footer { width: min(820px, 100%); margin: 0 auto; padding: 0 16px; }
header { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 18px; padding-top: 18px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
header .brand { font-weight: 800; font-size: 20px; color: var(--text); text-decoration: none; margin-right: auto; }
header nav { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 14px; }
header nav a[aria-current] { color: var(--text); font-weight: 700; text-decoration: none; }
.play { display: inline-block; padding: 6px 14px; border-radius: 8px; background: var(--accent); color: #05121a; font-weight: 700; text-decoration: none; }
h1 { font-size: 28px; line-height: 1.3; margin: 28px 0 4px; }
h2 { font-size: 20px; margin: 28px 0 8px; }
h3 { font-size: 16px; margin: 18px 0 4px; }
.meta { color: var(--muted); font-size: 14px; margin: 0 0 18px; }
.lang { border-top: 1px dashed var(--line); margin-top: 36px; padding-top: 8px; }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin: 18px 0; }
.plan { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.plan.featured { border-color: var(--gold); }
.plan h3 { margin-top: 0; font-size: 18px; }
.price { font-size: 30px; font-weight: 800; margin: 4px 0; }
.price small { font-size: 14px; font-weight: 400; color: var(--muted); }
.plan ul { padding-left: 20px; margin: 8px 0 0; }
.tag { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 99px; border: 1px solid var(--gold); color: var(--gold); margin-left: 6px; vertical-align: middle; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { border-bottom: 1px solid var(--line); padding: 6px 8px; text-align: left; vertical-align: top; }
footer { color: var(--muted); font-size: 13px; padding-top: 28px; padding-bottom: 36px; }