.site-header[data-astro-cid-vewa5obs]{--header-control-border: color-mix(in srgb, var(--header-nav-color) 14%, transparent);--header-control-bg: color-mix(in srgb, var(--header-bg) 72%, white 28%);--header-control-hover-bg: color-mix(in srgb, var(--header-nav-hover) 10%, var(--header-bg));--header-control-shadow: 0 14px 30px rgba(15, 23, 42, .12);--header-dropdown-shadow: 0 18px 38px rgba(15, 23, 42, .2);position:sticky;top:0;z-index:100;background:var(--header-bg);border-bottom:var(--header-border-bottom, none);backdrop-filter:var(--header-backdrop, none);-webkit-backdrop-filter:var(--header-backdrop, none)}.site-header[data-astro-cid-vewa5obs].theme-default{--header-bg: #1e1e2e;--header-nav-color: #cdd6f4;--header-nav-hover: #f0b90b;--header-bar-color: #cdd6f4;--header-mobile-border: #313244;--header-mobile-bg: #1e1e2e;--header-text-color: #f0b90b}.site-header[data-astro-cid-vewa5obs].theme-okx-dark{--header-bg: rgba(10, 14, 26, .85);--header-border-bottom: 1px solid rgba(0, 212, 170, .15);--header-backdrop: blur(12px);--header-nav-color: #94a3b8;--header-nav-hover: #00d4aa;--header-bar-color: #94a3b8;--header-mobile-border: #1e293b;--header-mobile-bg: rgba(10, 14, 26, .98)}.site-header[data-astro-cid-vewa5obs].theme-binance-dark{--header-bg: rgba(10, 14, 26, .85);--header-border-bottom: 1px solid rgba(139, 92, 246, .15);--header-backdrop: blur(12px);--header-nav-color: #94a3b8;--header-nav-hover: #22d3ee;--header-bar-color: #94a3b8;--header-mobile-border: #1e293b;--header-mobile-bg: rgba(10, 14, 26, .98)}.site-header[data-astro-cid-vewa5obs].theme-installb-light{--header-bg: rgba(255, 255, 255, .9);--header-border-bottom: 1px solid #dbe7ff;--header-backdrop: blur(10px);--header-nav-color: #1e3a6f;--header-nav-hover: #0f6fff;--header-bar-color: #1e3a6f;--header-mobile-border: #dbe7ff;--header-mobile-bg: rgba(255, 255, 255, .98);--header-text-color: #0b2d62;--header-control-border: rgba(15, 111, 255, .14);--header-control-bg: rgba(255, 255, 255, .88);--header-control-hover-bg: rgba(239, 246, 255, .96);--header-control-shadow: 0 16px 34px rgba(15, 111, 255, .12);--header-dropdown-shadow: 0 18px 36px rgba(15, 111, 255, .16)}.header-bar[data-astro-cid-vewa5obs]{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:60px;padding:0 1rem}.header-right[data-astro-cid-vewa5obs]{display:flex;align-items:center;gap:1rem;min-width:0}.logo[data-astro-cid-vewa5obs]{display:flex;align-items:center;gap:.5rem;text-decoration:none;font-size:1.25rem;font-weight:700;flex-shrink:0}.logo-img[data-astro-cid-vewa5obs]{width:auto}.logo-full[data-astro-cid-vewa5obs]{height:60px}.logo-icon[data-astro-cid-vewa5obs]{height:28px}.logo-text[data-astro-cid-vewa5obs]{color:var(--header-text-color, #f0b90b)}.logo-text[data-astro-cid-vewa5obs]{display:inline-block;max-width:min(42vw,24rem);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.site-header[data-astro-cid-vewa5obs].theme-okx-dark .logo-text[data-astro-cid-vewa5obs]{background:linear-gradient(135deg,#00d4aa,#1890ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.site-header[data-astro-cid-vewa5obs].theme-binance-dark .logo-text[data-astro-cid-vewa5obs]{background:linear-gradient(135deg,#8b5cf6,#22d3ee);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.site-header[data-astro-cid-vewa5obs].theme-installb-light .logo-text[data-astro-cid-vewa5obs]{background:none;color:#0b2d62;-webkit-text-fill-color:initial}.desktop-nav[data-astro-cid-vewa5obs]{display:flex;align-items:center;gap:1.5rem;min-width:0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.desktop-nav[data-astro-cid-vewa5obs]::-webkit-scrollbar{display:none}.desktop-nav__link[data-astro-cid-vewa5obs]{display:inline-flex;align-items:center;justify-content:center;min-height:2.5rem;padding:0 .9rem;border-radius:999px;border:1px solid transparent;color:var(--header-nav-color);text-decoration:none;font-size:.9rem;font-weight:600;white-space:nowrap;transition:color .18s ease,background .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease}.desktop-nav__link[data-astro-cid-vewa5obs]:hover{color:var(--header-nav-hover);background:color-mix(in srgb,var(--header-nav-hover) 10%,transparent);border-color:color-mix(in srgb,var(--header-nav-hover) 18%,transparent);transform:translateY(-1px);box-shadow:0 10px 24px #0f172a14}.desktop-nav__link[data-astro-cid-vewa5obs]:focus-visible{outline:none;border-color:color-mix(in srgb,var(--header-nav-hover) 28%,transparent);box-shadow:0 0 0 4px color-mix(in srgb,var(--header-nav-hover) 18%,transparent)}.lang-switcher[data-astro-cid-vewa5obs]{position:relative}.lang-btn[data-astro-cid-vewa5obs]{display:inline-flex;align-items:center;gap:.5rem;min-height:2.55rem;padding:.28rem .45rem .28rem .5rem;background:var(--header-control-bg);border:1px solid var(--header-control-border);border-radius:999px;color:var(--header-nav-color, #cdd6f4);font-size:.8rem;font-weight:600;cursor:pointer;box-shadow:var(--header-control-shadow);transition:border-color .18s ease,background .18s ease,transform .18s ease,box-shadow .18s ease;white-space:nowrap}.site-header[data-astro-cid-vewa5obs].theme-installb-light .lang-btn[data-astro-cid-vewa5obs]{color:#1e3a6f}.lang-btn[data-astro-cid-vewa5obs]:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--header-nav-hover) 24%,transparent);background:var(--header-control-hover-bg);box-shadow:0 18px 34px #0f172a24}.lang-btn[data-astro-cid-vewa5obs]:focus-visible{outline:none;box-shadow:0 0 0 4px color-mix(in srgb,var(--header-nav-hover) 18%,transparent),0 18px 34px #0f172a24}.lang-btn__icon[data-astro-cid-vewa5obs],.lang-btn__chevron[data-astro-cid-vewa5obs]{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}.lang-btn__icon[data-astro-cid-vewa5obs]{width:1.75rem;height:1.75rem;border-radius:999px;background:color-mix(in srgb,var(--header-nav-hover) 12%,transparent)}.lang-btn__chevron[data-astro-cid-vewa5obs]{width:1.6rem;height:1.6rem;border-radius:999px;background:color-mix(in srgb,var(--header-nav-hover) 10%,transparent);font-size:.62rem;letter-spacing:.06em;transition:transform .18s ease}.lang-switcher[data-astro-cid-vewa5obs].open .lang-btn__chevron[data-astro-cid-vewa5obs]{transform:rotate(180deg)}.lang-btn[data-astro-cid-vewa5obs] svg[data-astro-cid-vewa5obs]{flex-shrink:0}.lang-dropdown[data-astro-cid-vewa5obs]{display:none;position:absolute;right:0;top:calc(100% + 6px);background:var(--header-mobile-bg, #1e1e2e);border:1px solid var(--header-mobile-border, #313244);border-radius:18px;padding:.45rem;list-style:none;margin:0;min-width:130px;z-index:200;box-shadow:var(--header-dropdown-shadow)}.lang-switcher[data-astro-cid-vewa5obs].open .lang-dropdown[data-astro-cid-vewa5obs]{display:block}.lang-dropdown__link[data-astro-cid-vewa5obs]{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.62rem .8rem;border-radius:12px;color:var(--header-nav-color, #cdd6f4);text-decoration:none;font-size:.85rem;font-weight:500;transition:background .15s ease,color .15s ease,transform .15s ease}.lang-dropdown__link[data-astro-cid-vewa5obs]:hover{background:color-mix(in srgb,var(--header-nav-hover) 10%,transparent);transform:translate(-1px)}.lang-dropdown__link[data-astro-cid-vewa5obs].active{font-weight:600;color:var(--header-nav-hover, #f0b90b);background:color-mix(in srgb,var(--header-nav-hover) 12%,transparent)}.lang-dropdown__check[data-astro-cid-vewa5obs]{display:inline-flex;align-items:center;justify-content:center;min-width:2rem;min-height:1.65rem;padding:0 .45rem;border-radius:999px;background:color-mix(in srgb,var(--header-nav-hover) 16%,transparent);font-size:.66rem;letter-spacing:.08em}.menu-btn[data-astro-cid-vewa5obs]{display:none;flex-direction:column;justify-content:center;gap:5px;width:46px;height:46px;background:var(--header-control-bg);border:1px solid var(--header-control-border);border-radius:14px;cursor:pointer;padding:8px;box-shadow:var(--header-control-shadow);transition:transform .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease;-webkit-tap-highlight-color:transparent}.menu-btn[data-astro-cid-vewa5obs]:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--header-nav-hover) 24%,transparent);background:var(--header-control-hover-bg);box-shadow:0 18px 34px #0f172a24}.menu-btn[data-astro-cid-vewa5obs]:focus-visible{outline:none;box-shadow:0 0 0 4px color-mix(in srgb,var(--header-nav-hover) 18%,transparent),0 18px 34px #0f172a24}.bar[data-astro-cid-vewa5obs]{display:block;width:22px;height:2px;background:var(--header-bar-color);border-radius:2px;transition:transform .25s,opacity .25s}.nav-open[data-astro-cid-vewa5obs] .bar[data-astro-cid-vewa5obs]:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-open[data-astro-cid-vewa5obs] .bar[data-astro-cid-vewa5obs]:nth-child(2){opacity:0}.nav-open[data-astro-cid-vewa5obs] .bar[data-astro-cid-vewa5obs]:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-nav[data-astro-cid-vewa5obs]{display:none}.mobile-nav__arrow[data-astro-cid-vewa5obs]{display:inline-flex;align-items:center;justify-content:center;min-width:2rem;min-height:2rem;padding:0 .55rem;border-radius:999px;background:color-mix(in srgb,var(--header-nav-hover) 10%,transparent);font-size:.72rem;letter-spacing:.08em}.mobile-lang[data-astro-cid-vewa5obs]{padding:.75rem 0 .25rem;border-top:1px solid color-mix(in srgb,var(--header-mobile-border, #313244) 60%,transparent);margin-top:.25rem}.mobile-lang-title[data-astro-cid-vewa5obs]{display:block;font-size:.75rem;color:var(--header-nav-color, #cdd6f4);opacity:.5;margin-bottom:.5rem;text-transform:uppercase;letter-spacing:.05em}.mobile-lang-list[data-astro-cid-vewa5obs]{display:flex;flex-wrap:wrap;gap:.4rem}.mobile-lang-item[data-astro-cid-vewa5obs]{display:inline-block;padding:.35rem .7rem;border:1px solid var(--header-mobile-border, #313244);border-radius:6px;color:var(--header-nav-color, #cdd6f4);text-decoration:none;font-size:.8rem;transition:border-color .2s,background .2s;min-height:auto}.mobile-lang-item[data-astro-cid-vewa5obs]:hover{border-color:var(--header-nav-hover, #f0b90b)}.mobile-lang-item[data-astro-cid-vewa5obs].active{background:var(--header-nav-hover, #f0b90b);color:#1e1e2e;border-color:var(--header-nav-hover, #f0b90b);font-weight:600}@media(max-width:1100px){.desktop-nav[data-astro-cid-vewa5obs]{display:none}.menu-btn[data-astro-cid-vewa5obs]{display:flex;min-width:44px;min-height:44px;align-items:center;justify-content:center}.mobile-nav[data-astro-cid-vewa5obs]{display:none;flex-direction:column;background:var(--header-mobile-bg);border-top:1px solid var(--header-mobile-border);padding:.75rem 1rem 1rem;max-height:calc(100vh - 60px);overflow-y:auto;-webkit-overflow-scrolling:touch;box-shadow:0 18px 36px #0f172a1f}.nav-open[data-astro-cid-vewa5obs] .mobile-nav[data-astro-cid-vewa5obs]{display:flex}.mobile-nav__link[data-astro-cid-vewa5obs]{display:flex;align-items:center;justify-content:space-between;gap:.8rem;color:var(--header-nav-color);text-decoration:none;font-size:.95rem;font-weight:600;padding:.8rem .85rem;min-height:50px;border:1px solid color-mix(in srgb,var(--header-mobile-border) 72%,transparent);border-radius:14px;background:color-mix(in srgb,var(--header-mobile-bg) 88%,white 12%);box-shadow:0 12px 28px #0f172a14}.mobile-nav__link[data-astro-cid-vewa5obs]+.mobile-nav__link[data-astro-cid-vewa5obs]{margin-top:.55rem}.mobile-nav__link[data-astro-cid-vewa5obs]:active{color:var(--header-nav-hover)}}@media(max-width:768px){.header-bar[data-astro-cid-vewa5obs]{height:52px;padding:0 .75rem}.logo[data-astro-cid-vewa5obs]{gap:.35rem;font-size:1rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:calc(100vw - 110px)}.logo-full[data-astro-cid-vewa5obs]{height:44px}.logo-icon[data-astro-cid-vewa5obs]{height:22px;flex-shrink:0}.lang-label[data-astro-cid-vewa5obs]{display:none}.lang-btn[data-astro-cid-vewa5obs]{min-width:42px;padding:.24rem}.lang-btn__icon[data-astro-cid-vewa5obs]{width:1.9rem;height:1.9rem}.lang-btn__chevron[data-astro-cid-vewa5obs]{display:none}.mobile-nav[data-astro-cid-vewa5obs]{max-height:calc(100vh - 52px)}}.site-footer[data-astro-cid-s7o62ccu]{padding:2rem 1rem;margin-top:3rem;font-size:.85rem;background:var(--footer-bg);color:var(--footer-text);border-top:var(--footer-border-top, none)}.site-footer[data-astro-cid-s7o62ccu].theme-default{--footer-bg: #1e1e2e;--footer-text: #a6adc8;--footer-divider: #313244;--footer-link: #cdd6f4;--footer-link-hover: #f0b90b}.site-footer[data-astro-cid-s7o62ccu].theme-okx-dark{--footer-bg: #060912;--footer-text: #64748b;--footer-divider: #1e293b;--footer-link: #94a3b8;--footer-link-hover: #00d4aa;--footer-border-top: 1px solid rgba(0, 212, 170, .1)}.site-footer[data-astro-cid-s7o62ccu].theme-binance-dark{--footer-bg: #060912;--footer-text: #64748b;--footer-divider: #1e293b;--footer-link: #94a3b8;--footer-link-hover: #22d3ee;--footer-border-top: 1px solid rgba(139, 92, 246, .1)}.site-footer[data-astro-cid-s7o62ccu].theme-installb-light{--footer-bg: linear-gradient(180deg, #0d1a34 0%, #12264b 100%);--footer-text: #d3e3ff;--footer-divider: rgba(146, 191, 255, .25);--footer-link: #eaf3ff;--footer-link-hover: #66d4ff;--footer-border-top: 1px solid rgba(146, 191, 255, .18)}.footer-inner[data-astro-cid-s7o62ccu]{max-width:1200px;margin:0 auto}.footer-disclaimer[data-astro-cid-s7o62ccu]{border-bottom:1px solid var(--footer-divider);padding-bottom:1rem;margin-bottom:1rem}.footer-disclaimer[data-astro-cid-s7o62ccu] p[data-astro-cid-s7o62ccu]{margin:.25rem 0}.footer-links[data-astro-cid-s7o62ccu]{display:flex;flex-wrap:wrap;gap:1.5rem;padding-bottom:1rem;margin-bottom:1rem;border-bottom:1px solid var(--footer-divider)}.footer-links[data-astro-cid-s7o62ccu] a[data-astro-cid-s7o62ccu]{color:var(--footer-link);text-decoration:none;font-size:.85rem;transition:color .2s}.footer-links[data-astro-cid-s7o62ccu] a[data-astro-cid-s7o62ccu]:hover{color:var(--footer-link-hover)}.footer-entity[data-astro-cid-s7o62ccu]{border-bottom:1px solid var(--footer-divider);padding-bottom:1rem;margin-bottom:1rem}.footer-entity-title[data-astro-cid-s7o62ccu]{margin:0 0 .35rem;color:var(--footer-link);font-weight:600}.footer-entity[data-astro-cid-s7o62ccu] p[data-astro-cid-s7o62ccu]{margin:0}.footer-entity[data-astro-cid-s7o62ccu] a[data-astro-cid-s7o62ccu]{color:var(--footer-link);text-decoration:none}.footer-entity[data-astro-cid-s7o62ccu] a[data-astro-cid-s7o62ccu]:hover{color:var(--footer-link-hover);text-decoration:underline}.footer-bottom[data-astro-cid-s7o62ccu] p[data-astro-cid-s7o62ccu]{margin:0;overflow-wrap:anywhere}.site-footer[data-astro-cid-s7o62ccu].theme-installb-light .footer-bottom[data-astro-cid-s7o62ccu] p[data-astro-cid-s7o62ccu]{color:#9fc2f8}@media(max-width:768px){.site-footer[data-astro-cid-s7o62ccu]{padding:1.5rem .75rem;margin-top:2rem;font-size:.8rem;padding-bottom:calc(1.5rem + env(safe-area-inset-bottom))}}