:root{--color-ink: #172033;--color-ink-soft: #2F3A4F;--color-ink-muted: #8A939F;--color-bg: #FDFBF7;--color-bg-alt: #EAE6DC;--color-card: #FFFFFF;--color-gold: #C99A4A;--color-gold-light: #E0BA6A;--color-green: #6F9E7A;--color-line: #E8E1D6;--radius-card: 20px;--shadow-soft: 0 16px 48px rgba(23, 32, 51, .07);--max-width: 1120px}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background-color:var(--color-bg);color:var(--color-ink);line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none;transition:color .2s ease}a:hover{color:var(--color-gold)}img{max-width:100%;height:auto;display:block}button{font-family:inherit;cursor:pointer;border:none;background:none}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.section{padding:64px 0}@media (max-width: 768px){.section{padding:48px 0}}.btn{display:inline-block;padding:14px 32px;border-radius:12px;font-size:15px;font-weight:500;transition:all .2s ease;text-align:center}.btn-primary{background-color:var(--color-ink);color:#fff}.btn-primary:hover{background-color:var(--color-ink-soft);color:#fff;transform:translateY(-2px);box-shadow:0 8px 24px #17203326}.btn-secondary{background-color:transparent;color:var(--color-ink);border:1.5px solid var(--color-line)}.btn-secondary:hover{border-color:var(--color-ink);color:var(--color-ink)}.btn-disabled{background-color:#e8e1d6;color:#999;cursor:not-allowed}.btn-disabled:hover{transform:none;box-shadow:none}.card{background-color:var(--color-card);border-radius:var(--radius-card);padding:32px;box-shadow:var(--shadow-soft);transition:all .3s ease}.card:hover{transform:translateY(-4px);box-shadow:0 24px 60px #1720331f}.section-alt{background-color:var(--color-bg-alt)}.text-center{text-align:center}.text-gold{color:var(--color-gold)}.text-muted{color:var(--color-ink-soft)}h1{font-size:3rem;font-weight:600;line-height:1.3;letter-spacing:-.02em}h2{font-size:2.25rem;font-weight:600;line-height:1.4;letter-spacing:-.01em}h3{font-size:1.5rem;font-weight:600;line-height:1.5}p{font-size:1rem;line-height:1.8}@media (max-width: 768px){h1{font-size:2.25rem}h2{font-size:1.75rem}h3{font-size:1.25rem}}.header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;background-color:#ffffffeb;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(23,32,51,.08);z-index:100}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;justify-content:space-between;align-items:center;padding:18px 24px}.logo[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:8px;font-size:17px;font-weight:600;color:var(--color-ink);letter-spacing:.02em;transition:opacity .2s ease}.logo[data-astro-cid-3ef6ksr2]:hover{color:var(--color-ink);opacity:.75}.logo-icon[data-astro-cid-3ef6ksr2]{color:var(--color-gold);font-size:17px;transition:transform .35s ease;display:inline-block}.logo[data-astro-cid-3ef6ksr2]:hover .logo-icon[data-astro-cid-3ef6ksr2]{transform:rotate(45deg)}.nav[data-astro-cid-3ef6ksr2]{display:flex;gap:36px}.nav-link[data-astro-cid-3ef6ksr2]{font-size:14px;font-weight:500;color:var(--color-ink-soft);transition:color .2s ease;position:relative;padding-bottom:2px}.nav-link[data-astro-cid-3ef6ksr2]:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:1.5px;background-color:var(--color-gold);transition:width .25s ease;border-radius:2px}.nav-link[data-astro-cid-3ef6ksr2]:hover{color:var(--color-ink)}.nav-link[data-astro-cid-3ef6ksr2]:hover:after{width:100%}.nav-link[data-astro-cid-3ef6ksr2].active{color:var(--color-ink)}.nav-link[data-astro-cid-3ef6ksr2].active:after{width:100%}@media (max-width: 768px){.header-inner[data-astro-cid-3ef6ksr2]{flex-direction:column;gap:12px;padding:14px 24px}.nav[data-astro-cid-3ef6ksr2]{gap:20px;flex-wrap:wrap;justify-content:center}}.footer[data-astro-cid-sz7xmlte]{background-color:var(--color-card);border-top:1px solid var(--color-line);padding:32px 0}.footer-inner[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center}.copyright[data-astro-cid-sz7xmlte]{font-size:13px;color:var(--color-ink-soft)}.icp[data-astro-cid-sz7xmlte]{font-size:12px;color:var(--color-ink-muted)}.icp[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:inherit;text-decoration:none}.icp[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{text-decoration:underline}