:root{--color-primary: rgb(30, 64, 175);--color-primary-light: rgb(59, 130, 246);--color-primary-dark: rgb(23, 37, 84);--color-accent: rgb(6, 182, 212);--color-accent-light: rgb(34, 211, 238);--color-bg: rgb(15, 23, 42);--color-bg-alt: rgb(30, 41, 59);--color-bg-card: rgb(30, 41, 59);--color-text: rgb(248, 250, 252);--color-text-muted: rgb(148, 163, 184);--color-text-dark: rgb(15, 23, 42);--color-border: rgb(51, 65, 85);--color-border-light: rgb(71, 85, 105);--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1)}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}[data-lang]:not(html){display:none}html[data-lang=zh-tw] [data-lang=zh-tw],html[data-lang=zh-cn] [data-lang=zh-cn],html[data-lang=en] [data-lang=en]{display:block}html[data-lang=zh-tw] [data-lang=zh-tw].flex,html[data-lang=zh-cn] [data-lang=zh-cn].flex,html[data-lang=en] [data-lang=en].flex{display:flex}html[data-lang=zh-tw] [data-lang=zh-tw].grid,html[data-lang=zh-cn] [data-lang=zh-cn].grid,html[data-lang=en] [data-lang=en].grid{display:grid}.language-switcher,#languageSelect,#mobileLanguageSelect,.mobile-language{display:none!important}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans TC,sans-serif;background-color:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:1rem}h1{font-size:clamp(2rem,5vw,3.5rem)}h2{font-size:clamp(1.75rem,4vw,2.5rem)}h3{font-size:clamp(1.5rem,3vw,2rem)}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-bottom:1rem;max-width:70ch}a{color:var(--color-primary-light);text-decoration:none;transition:color .2s ease}a:hover{color:var(--color-accent)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;border-radius:.5rem;cursor:pointer;transition:all .2s ease;text-decoration:none;border:none}.btn-primary{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light) 100%);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:transparent;color:var(--color-text);border:2px solid var(--color-primary-light)}.btn-secondary:hover{background:var(--color-primary);color:#fff}.container{max-width:1280px;margin:0 auto;padding:0 1.5rem}.container-sm{max-width:960px;margin:0 auto;padding:0 1.5rem}.card{background-color:var(--color-bg-card);border-radius:1rem;padding:2rem;box-shadow:var(--shadow-md);transition:transform .3s ease,box-shadow .3s ease}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl)}section{padding:5rem 0}:focus-visible{outline:3px solid var(--color-accent);outline-offset:2px}img{max-width:100%;height:auto}ul,ol{margin-bottom:1rem;padding-left:1.5rem}li{margin-bottom:.5rem}blockquote{border-left:4px solid var(--color-accent);padding-left:1rem;margin:1.5rem 0;color:var(--color-text-muted);font-style:italic}code{font-family:Courier New,monospace;background-color:var(--color-bg-alt);padding:.2rem .4rem;border-radius:.25rem;font-size:.875em}pre{background-color:var(--color-bg-alt);padding:1rem;border-radius:.5rem;overflow-x:auto}pre code{background:none;padding:0}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--color-bg)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--color-border-light)}::selection{background-color:var(--color-primary);color:#fff}.text-gradient{background:linear-gradient(135deg,var(--color-primary-light) 0%,var(--color-accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-title{text-align:center;margin-bottom:3rem}.section-title h2{font-size:2.5rem;margin-bottom:1rem}.section-title p{color:var(--color-text-muted);font-size:1.125rem;margin:0 auto}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in-up{animation:fadeInUp .6s ease-out forwards}.header[data-astro-cid-3ef6ksr2]{background:linear-gradient(135deg,var(--color-primary-dark) 0%,var(--color-bg) 100%);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:1000;backdrop-filter:blur(10px)}.navbar[data-astro-cid-3ef6ksr2]{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:1rem 0;gap:1rem}.navbar[data-astro-cid-3ef6ksr2] .logo[data-astro-cid-3ef6ksr2]{justify-self:start}.nav-center[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:center;gap:2rem}.navbar[data-astro-cid-3ef6ksr2] .mobile-menu-btn[data-astro-cid-3ef6ksr2]{justify-self:end}.logo[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:.75rem;text-decoration:none;transition:transform .2s ease}.logo[data-astro-cid-3ef6ksr2]:hover{transform:scale(1.05)}.logo-img[data-astro-cid-3ef6ksr2]{height:40px;width:auto;display:block}.logo-text[data-astro-cid-3ef6ksr2]{font-size:1.5rem;font-weight:700;color:var(--color-text)}.nav-links[data-astro-cid-3ef6ksr2]{display:flex;gap:2rem}.nav-links[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{color:var(--color-text-muted);text-decoration:none;font-weight:500;transition:all .2s ease;position:relative;padding:.5rem 0}.nav-links[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{color:var(--color-text)}.nav-links[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2].active{color:var(--color-accent)}.nav-links[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2].active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--color-accent),var(--color-primary-light));border-radius:1px}.mobile-menu-btn[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;gap:.25rem;background:none;border:none;cursor:pointer;padding:.5rem;transition:all .3s ease}.mobile-menu-btn[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]{width:1.5rem;height:2px;background-color:var(--color-text);transition:all .3s ease}.mobile-nav[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;gap:0;border-top:1px solid var(--color-border);padding:1rem 0}.mobile-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{padding:.75rem 0;color:var(--color-text-muted);text-decoration:none;transition:all .2s ease;border-bottom:1px solid transparent}.mobile-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{color:var(--color-text);background-color:var(--color-bg-alt)}.mobile-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2].active{color:var(--color-accent);background-color:#06b6d41a;border-bottom-color:var(--color-accent)}@media(max-width:768px){.nav-links[data-astro-cid-3ef6ksr2]{display:none}.mobile-menu-btn[data-astro-cid-3ef6ksr2],.mobile-nav[data-astro-cid-3ef6ksr2].open{display:flex}.mobile-menu-btn[data-astro-cid-3ef6ksr2].open span[data-astro-cid-3ef6ksr2]:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.mobile-menu-btn[data-astro-cid-3ef6ksr2].open span[data-astro-cid-3ef6ksr2]:nth-child(2){opacity:0}.mobile-menu-btn[data-astro-cid-3ef6ksr2].open span[data-astro-cid-3ef6ksr2]:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}}.footer[data-astro-cid-sz7xmlte]{background:linear-gradient(135deg,var(--color-primary-dark) 0%,var(--color-bg) 100%);border-top:1px solid var(--color-border);padding:4rem 0 2rem;margin-top:4rem}.footer-content[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:3rem;margin-bottom:3rem}.footer-section[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:1rem}.footer-logo[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:.75rem;margin-bottom:.5rem}.footer-logo-img[data-astro-cid-sz7xmlte]{height:40px;width:auto;display:block}.footer-logo[data-astro-cid-sz7xmlte] h3[data-astro-cid-sz7xmlte]{margin:0;font-size:1.25rem}.footer-description[data-astro-cid-sz7xmlte]{color:var(--color-text-muted);line-height:1.8}.footer-section[data-astro-cid-sz7xmlte] h4[data-astro-cid-sz7xmlte]{color:var(--color-text);font-size:1.125rem;margin:0}.footer-nav[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:.5rem}.footer-nav[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--color-text-muted);text-decoration:none;transition:all .2s ease}.footer-nav[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-accent);transform:translate(5px)}.contact-info[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:.75rem}.contact-item[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:.75rem;color:var(--color-text-muted)}.contact-item[data-astro-cid-sz7xmlte] svg[data-astro-cid-sz7xmlte]{flex-shrink:0;color:var(--color-accent)}.footer-bottom[data-astro-cid-sz7xmlte]{padding-top:2rem;border-top:1px solid var(--color-border);text-align:center;color:var(--color-text-muted)}@media(max-width:768px){.footer-content[data-astro-cid-sz7xmlte]{grid-template-columns:1fr;gap:2rem}}