:root{--c-bg:#040d21;--c-bg-rgb:4 13 33;--c-bg-2:#002644;--c-brand:#015195;--c-brand-400:#4098c7;--c-brand-300:#58b2f7;--c-brand-300-rgb:88 178 247;--c-surface:#0a1b3d;--c-surface-rgb:10 27 61;--c-surface-2:#102a4d;--c-surface-2-rgb:16 42 77;--c-line:#1c3a63;--c-text:#eaf2ff;--c-text-muted:#9fbbdd;--c-text-dim:#6f8fbb;--font-stack:"Fredoka", -apple-system, Arial, Helvetica, "LiHei Pro", "微軟正黑體", Roboto, "Helvetica Neue", "新細明體", sans-serif;--font-display:var(--font-stack);--font-body:var(--font-stack);--space-section:clamp(5rem, 12vh, 9rem);--content-max:1200px;--gutter:clamp(1.25rem, 5vw, 4rem);--radius:14px;--ease:cubic-bezier(.22, 1, .36, 1)}@font-face{font-family:Fredoka;src:url(/assets/Fredoka-Regular-5FvRDfwd.woff2)format("woff2");font-weight:400;font-display:swap}@font-face{font-family:Fredoka;src:url(/assets/Fredoka-Medium-CpEcstJq.woff2)format("woff2");font-weight:500;font-display:swap}@font-face{font-family:Fredoka;src:url(/assets/Fredoka-SemiBold-BXg6U91E.woff2)format("woff2");font-weight:600;font-display:swap}@font-face{font-family:Fredoka;src:url(/assets/Fredoka-Bold-omfIuGe7.woff2)format("woff2");font-weight:700;font-display:swap}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{font-family:var(--font-body);background:radial-gradient(120% 90% at 70% 12%, var(--c-surface) 0%, var(--c-bg) 60%), var(--c-bg);color:var(--c-text);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.1}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{cursor:pointer;font-family:inherit}:focus-visible{outline:2px solid var(--c-brand-300);outline-offset:3px;border-radius:4px}.container{width:100%;max-width:var(--content-max);padding-inline:var(--gutter);margin-inline:auto}.section{padding-block:var(--space-section);z-index:1;position:relative}.eyebrow{font-family:var(--font-display);letter-spacing:.18em;text-transform:uppercase;color:var(--c-brand-300);font-size:.8rem;font-weight:600}.section-title{color:var(--c-text);margin-top:.6rem;font-size:clamp(1.9rem,4vw,2.8rem)}.section-lead{max-width:52ch;color:var(--c-text-muted);margin-top:1rem;font-size:clamp(1rem,1.4vw,1.12rem)}.reveal{opacity:0;transition:opacity .7s var(--ease), transform .7s var(--ease);will-change:opacity, transform;transform:translateY(28px)}.reveal.is-visible{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transition:none;transform:none}}.locale-switcher{border:1px solid var(--c-line);background:rgb(var(--c-surface-rgb) / .5);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:999px;gap:2px;padding:3px;display:inline-flex}.locale-switcher__btn{color:var(--c-text-muted);font-family:var(--font-display);background:0 0;border:none;border-radius:999px;padding:.28rem .7rem;font-size:.82rem;font-weight:500;transition:color .2s,background .2s}.locale-switcher__btn:hover{color:var(--c-text)}.locale-switcher__btn.is-active{background:var(--c-brand);color:#fff}.site-header{z-index:50;border-bottom:1px solid #0000;transition:background .3s,border-color .3s,-webkit-backdrop-filter .3s,backdrop-filter .3s;position:fixed;inset:0 0 auto}.site-header.is-scrolled{background:rgb(var(--c-bg-rgb) / .72);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom-color:var(--c-line)}.site-header__inner{justify-content:center;align-items:center;height:4.6rem;display:flex;position:relative}.site-header__brand{color:var(--c-text);align-items:center;display:inline-flex}.site-header__logo{width:auto;height:1.6rem;display:block}.site-header__actions{align-items:center;display:flex;position:absolute;top:50%;right:0;transform:translateY(-50%)}.site-footer{z-index:1;border-top:1px solid var(--c-line);background:rgb(var(--c-bg-rgb) / .6);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);position:relative}.site-footer__inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;padding-block:2rem;display:flex}.site-footer__logo{width:auto;height:1.3rem;color:var(--c-text-muted)}.site-footer__copy{color:var(--c-text-dim);margin:0;font-size:.88rem}.site-footer__mail{color:var(--c-brand-300);font-size:.9rem}.section-head{max-width:640px;margin-bottom:3rem}.section-head.is-center{text-align:center;margin-inline:auto}.hero{align-items:center;min-height:100vh;padding-top:6rem;display:flex}.hero__inner{max-width:660px}.hero__title{letter-spacing:-.01em;text-shadow:0 4px 40px rgb(var(--c-bg-rgb) / .8);font-size:clamp(2.6rem,7vw,5rem);font-weight:600;line-height:1.04}.hero__title .lead{color:var(--c-brand-400)}.hero__title .accent{color:var(--c-brand-300)}.hero__desc{color:var(--c-text-muted);max-width:46ch;margin-top:1.6rem;font-size:clamp(1.05rem,1.6vw,1.25rem)}.services{min-height:110vh}.service-grid{grid-template-columns:repeat(3,1fr);gap:1.1rem;display:grid}.service-card{background:rgb(var(--c-surface-2-rgb) / .45);border:1px solid var(--c-line);border-radius:var(--radius);text-align:center;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);flex-direction:column;justify-content:center;align-items:center;padding:1.8rem 1.6rem;display:flex}.service-card__icon{color:var(--c-brand-300);display:inline-flex}.service-card__title{color:var(--c-text);margin-top:.9rem;font-size:1.5rem}.service-card__desc{color:var(--c-text-muted);margin-top:.35rem;font-size:.98rem}.features{min-height:95vh}.feature-grid{grid-template-columns:repeat(3,1fr);gap:2rem;display:grid}.feature-card{text-align:center;padding:2rem 1.5rem}.feature-card__node{background:var(--c-brand);color:#fff;border-radius:50%;place-items:center;width:64px;height:64px;margin:0 auto 1.4rem;display:grid}.feature-card__node svg{width:30px;height:30px}.feature-card__title{color:var(--c-text);font-size:1.7rem}.feature-card__desc{color:var(--c-text-muted);margin-top:.5rem}.contact{align-items:center;min-height:90vh;display:flex}.contact__inner{text-align:center;max-width:640px;margin-inline:auto}.contact__email{font-family:var(--font-display);color:var(--c-brand-300);margin-top:1.8rem;font-size:clamp(1.4rem,3.5vw,2.2rem);font-weight:500;display:inline-block}@media (width<=860px){.service-grid{grid-template-columns:repeat(2,1fr)}.feature-grid{grid-template-columns:1fr;gap:1rem}}@media (width<=520px){.service-grid{grid-template-columns:1fr}}