:root,:root[data-theme=dark],html.dark{color-scheme:dark;--bg: #0a1410;--fg: #e8f2ea;--muted: #a3bdb0;--line: rgba(90, 160, 110, .28);--card: rgba(10, 24, 16, .72);--card-hover: rgba(16, 36, 22, .88);--accent: #6dca7e;--accent-2: #c4e08a;--heading: #f3faf4;--glass: rgba(8, 20, 14, .55);--veil-edge: rgba(8, 18, 12, .72);--ease: cubic-bezier(.22, 1, .36, 1);--font-sans: "DM Sans", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--font-display: "Space Grotesk", "DM Sans", "Noto Sans SC", sans-serif;--control: rgba(180, 220, 190, .12);--control-hover: rgba(180, 220, 190, .2);--loader-bg: #0a1410;--shadow: 0 18px 50px -24px rgba(0, 0, 0, .55)}:root[data-theme=light],html.light{color-scheme:light;--bg: #eef6f0;--fg: #0d1a12;--muted: #1c3324;--line: rgba(10, 40, 22, .18);--card: rgba(255, 255, 255, .94);--card-hover: #ffffff;--accent: #0b5f2c;--accent-2: #147a38;--heading: #07140c;--glass: rgba(255, 255, 255, .88);--veil-edge: rgba(238, 246, 240, .9);--control: rgba(8, 28, 16, .07);--control-hover: rgba(8, 28, 16, .14);--loader-bg: #eef6f0;--shadow: 0 18px 50px -28px rgba(8, 28, 16, .4)}::view-transition-old(root),::view-transition-new(root){animation-duration:.35s;animation-timing-function:var(--ease)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:5rem}body{margin:0;min-height:100dvh;font-family:var(--font-sans);font-size:1.02rem;line-height:1.7;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-y:none;touch-action:pan-y;transition:background-color .35s var(--ease),color .35s var(--ease)}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}img{display:block;max-width:100%}#preloader{position:fixed;inset:0;z-index:10000;display:grid;place-content:center;justify-items:center;gap:1rem;background:var(--loader-bg);transition:opacity .45s 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auto;z-index:50;display:flex;align-items:center;gap:.85rem;padding:.85rem clamp(1rem,3vw,1.6rem);pointer-events:none;background:color-mix(in srgb,var(--bg) 42%,transparent);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent);backdrop-filter:saturate(1.35) blur(16px);-webkit-backdrop-filter:saturate(1.35) blur(16px);box-shadow:0 10px 30px -24px #00000073;transition:background-color .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease)}:root[data-theme=light] .topnav,html.light .topnav{background:color-mix(in srgb,#ffffff 62%,transparent);box-shadow:0 12px 28px -22px #081c1047}.topnav>*{pointer-events:auto}.brand{display:inline-flex;align-items:center;gap:.7rem;text-decoration:none;color:inherit;line-height:1;min-width:0;flex:0 1 auto}.brand-logo{width:44px;height:44px;display:block;flex:0 0 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1.1rem 1.1rem;color:var(--muted);font-size:.95rem}.accordion-body p{margin:0 0 .55rem}.accordion-body ul{margin:0;padding-left:1.1rem}.accordion-body li+li{margin-top:.35rem}.site-footer{margin-top:1rem;padding:0 1rem 2.5rem;color:var(--muted);font-size:.92rem;background:transparent;border-top:0}.footer-inner{width:min(100%,72rem);margin:0 auto;padding:1.25rem 1.2rem 1.35rem;border:1px solid var(--line);border-radius:1.15rem;background:var(--card);backdrop-filter:blur(16px);box-shadow:var(--shadow);display:grid;gap:1rem;align-items:center}@media(min-width:820px){.footer-inner{grid-template-columns:1fr auto 1fr;gap:1.25rem}}.footer-brand{display:inline-flex;align-items:center;gap:.7rem}.footer-brand .brand-logo{width:30px;height:30px;border-radius:0;box-shadow:none}.footer-copy{display:grid;gap:.05rem;line-height:1.2}.footer-copy strong{color:var(--heading);font-family:var(--font-display);letter-spacing:.04em}.footer-copy 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