:root { color-scheme: dark; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #090a10; color: #eef2f8; font-family: MicroInter, Inter, "PingFang SC", "Microsoft YaHei", sans-serif; line-height: 1.78; }
a { color: inherit; }
.legal-header { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid rgba(255,255,255,.08); background: rgba(9,10,16,.82); backdrop-filter: blur(14px); }
.legal-nav { width: min(1080px, calc(100% - 40px)); min-height: 64px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.legal-brand { color: #fff; font-weight: 800; text-decoration: none; letter-spacing: -.02em; }
.legal-nav-links { display: flex; align-items: center; gap: 1.1rem; color: rgba(255,255,255,.58); font-size: .85rem; }
.legal-nav-links a { text-decoration: none; }
.legal-nav-links a:hover { color: #7ec8ff; }
.legal-main { width: min(820px, calc(100% - 40px)); margin: 0 auto; padding: 5rem 0 6rem; }
.legal-eyebrow { margin: 0 0 .65rem; color: #66b9ff; font-size: .74rem; font-weight: 800; letter-spacing: .16em; }
.legal-main h1 { margin: 0; color: #fff; font-size: clamp(2rem, 5vw, 3.25rem); letter-spacing: -.05em; line-height: 1.1; }
.legal-updated { margin: .85rem 0 2.4rem; color: rgba(255,255,255,.4); font-size: .88rem; }
.legal-intro { margin: 0; padding: 1.25rem 1.35rem; border: 1px solid rgba(102,185,255,.18); border-radius: .9rem; background: rgba(102,185,255,.06); color: rgba(255,255,255,.73); }
.legal-section { margin-top: 3rem; }
.legal-section h2 { margin: 0 0 1.15rem; padding-bottom: .7rem; border-bottom: 1px solid rgba(255,255,255,.08); color: #fff; font-size: 1.3rem; letter-spacing: -.02em; }
.legal-section p, .legal-section li { color: rgba(255,255,255,.64); font-size: .95rem; }
.legal-section p { margin: .85rem 0; }
.legal-section ol, .legal-section ul { margin: .8rem 0; padding-left: 1.35rem; }
.legal-section li { margin: .42rem 0; }
.legal-note { margin-top: 3rem; padding: 1.35rem; border: 1px solid rgba(240,82,120,.24); border-radius: .9rem; background: rgba(240,82,120,.055); }
.legal-note h2 { margin: 0 0 .8rem; color: #fff; font-size: 1.1rem; }
.legal-note p { margin: .5rem 0; color: rgba(255,255,255,.7); }
.legal-footer { margin-top: 0; padding: 3.75rem max(20px, calc((100% - 1080px) / 2)) 1.75rem; border-top: 1px solid rgba(255,255,255,.08); background: #090a10; color: #fff; }
.legal-footer-inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 2rem; }
.legal-footer-brand { margin: 0; font-size: 1.2rem; font-weight: 800; letter-spacing: -.025em; }
.legal-footer-tagline { margin: .75rem 0 0; color: rgba(255,255,255,.48); font-size: .9rem; }
.legal-footer-links { display: flex; gap: .75rem; flex-wrap: wrap; padding-top: .1rem; }
.legal-footer-links a { display: inline-flex; align-items: center; justify-content: center; min-height: 2.5rem; padding: 0 .95rem; border: 1px solid rgba(255,255,255,.12); border-radius: .6rem; color: rgba(255,255,255,.66); font-size: .84rem; text-decoration: none; transition: border-color .2s ease, background .2s ease, color .2s ease, transform .2s ease; }
.legal-footer-links a:hover, .legal-footer-links a[aria-current="page"] { border-color: rgba(110,188,255,.55); background: rgba(70,154,240,.12); color: #82c9ff; transform: translateY(-1px); }
.legal-footer-risk { margin-top: 2.5rem; padding-top: 1.1rem; border-top: 1px solid rgba(255,255,255,.08); }
.legal-footer-risk summary { display: flex; align-items: center; justify-content: space-between; color: rgba(255,255,255,.6); font-size: .78rem; font-weight: 800; cursor: pointer; list-style: none; }
.legal-footer-risk summary::-webkit-details-marker { display: none; }
.legal-footer-risk summary span { color: #6ebcff; font-size: 1.2rem; font-weight: 400; transition: transform .2s ease; }
.legal-footer-risk[open] summary span { transform: rotate(45deg); }
.legal-footer-risk div { max-width: 900px; margin-top: .9rem; }
.legal-footer-risk p { margin: .45rem 0; color: rgba(255,255,255,.38); font-size: .76rem; line-height: 1.65; }
.legal-footer-copyright { margin: 2rem 0 0; padding-top: 1.1rem; border-top: 1px solid rgba(255,255,255,.08); color: rgba(255,255,255,.28); font-size: .74rem; text-align: center; }
@media (max-width: 620px) { .legal-footer-inner { display: block; } .legal-footer-links { margin-top: 1.25rem; } }
@media (max-width: 620px) { .legal-nav, .legal-main { width: min(100% - 28px, 820px); } .legal-nav-links { gap: .75rem; font-size: .8rem; } .legal-main { padding: 3.5rem 0 4rem; } .legal-section { margin-top: 2.35rem; } }