:root{--accent:#a51c1c;--gold:#d4af37;--accent-bg:#a51c1c17;--accent-border:#a51c1c6b;--gold-bg:#d4af371f;--text-h:#1a0f12;--text:#5c5566;--text-2:#646566;--text-3:#969799;--bg:#fdf8f4;--bg-2:#f7f8fa;--border:#ebe4df;--bg-dark:#1a0f12;--text-on-dark:#f5f0f0;--risk:#ee0a24;--steady:#ff976a;--safe:#07c160;--container-max:1120px;--header-h:64px;--section-gap:80px;--radius-md:8px;--radius-lg:12px}@media (prefers-color-scheme:dark){:root{--accent:#e85d5d;--gold:#e8c547;--accent-bg:#e85d5d1f;--accent-border:#e85d5d73;--text-h:#f5f0f0;--text:#b4b0bc;--text-2:#9a959f;--text-3:#6e6a74;--bg:#161314;--bg-2:#1f1c1d;--border:#3a3335;--bg-dark:#0f0c0d;--text-on-dark:#f5f0f0}}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){html{--lightningcss-light: ;--lightningcss-dark:initial}}body{color:var(--text);background:var(--bg);margin:0;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{max-width:100%;height:auto;display:block}.container{width:100%;max-width:var(--container-max);margin-inline:auto;padding-inline:40px}@media (width<=1023px){.container{padding-inline:24px}}@media (width<=639px){.container{padding-inline:16px}:root{--section-gap:48px}}section[id]{scroll-margin-top:calc(var(--header-h) + 16px)}.btn-primary{background:var(--accent);color:#fff;border-radius:var(--radius-md);border:none;justify-content:center;align-items:center;min-height:48px;padding:14px 28px;font-size:16px;font-weight:600;transition:filter .2s,transform .2s;display:inline-flex}.btn-primary:hover{filter:brightness(.92)}.btn-primary:active{transform:scale(.98)}.btn-outline{color:var(--accent);border:1px solid var(--accent);border-radius:var(--radius-md);background:0 0;justify-content:center;align-items:center;min-height:48px;padding:14px 28px;font-size:16px;font-weight:600;transition:background .2s;display:inline-flex}.btn-outline:hover{background:var(--accent-bg)}.section-title{color:var(--text-h);text-align:center;margin:0 0 12px;font-size:clamp(28px,4vw,40px);font-weight:600;line-height:1.25}.section-lead{text-align:center;max-width:560px;color:var(--text);margin:0 auto 40px;font-size:18px}