:root{--bg:#0a233e;--text-primary:#fff;--text-muted:hsla(0,0%,100%,.75);--stroke:hsla(0,0%,100%,.16);--cta:#4cc9f0}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%}body{background:radial-gradient(160% 120% at 80% 10%,#1a3f67 0,var(--bg) 45%);color:var(--text-primary);font-family:Noto Sans TC,PingFang TC,Microsoft JhengHei,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit}.page-root{height:100vh;overflow-y:auto;scroll-snap-type:y mandatory}.site-header{position:fixed;top:0;left:0;right:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:1rem 1.75rem;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:linear-gradient(180deg,rgba(10,35,62,.92),rgba(10,35,62,0))}.brand{display:inline-flex;align-items:center}.header-logo{width:auto;height:clamp(32px,5vw,44px)}.auth-actions{display:flex;gap:1rem;align-items:center}.action-link{border:1px solid var(--stroke);border-radius:999px;padding:.45rem 1rem;font-size:.95rem;color:var(--text-primary);display:inline-flex;align-items:center;justify-content:center;background:transparent}.action-button{cursor:pointer}.action-link:hover{border-color:hsla(0,0%,100%,.4)}.avatar-button{width:2.4rem;height:2.4rem;border:1px solid hsla(0,0%,100%,.35);border-radius:50%;background:hsla(0,0%,100%,.15);color:#fff;font-weight:700;cursor:pointer}.panel{min-height:100vh;width:100%;scroll-snap-align:start;padding:6.5rem 1.5rem 2rem}.hero-panel{display:grid;place-items:center;text-align:center}.hero-inner{display:flex;flex-direction:column;align-items:center}.hero-inner h1{margin:0;font-size:clamp(3rem,12vw,9rem);font-weight:800;letter-spacing:.04em}.hero-inner p{margin:1rem 0 0;color:var(--text-muted);font-size:clamp(1rem,2.4vw,1.45rem)}.reasons-panel{display:flex;flex-direction:column;justify-content:space-between}.reasons-layout{max-width:1180px;margin:0 auto;width:100%;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;grid-gap:2rem;gap:2rem}.reasons-copy h2{margin:0 0 1.25rem;font-size:clamp(1.7rem,3vw,2.5rem)}.reasons-copy ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:1rem}.reasons-copy li{border-left:3px solid hsla(0,0%,100%,.24);padding-left:.9rem;color:var(--text-muted);line-height:1.7;font-size:clamp(.98rem,1.6vw,1.08rem)}.reasons-copy strong{color:var(--text-primary)}.cta-link{margin-top:1.6rem;display:inline-block;font-weight:700;color:var(--cta);border-bottom:1px solid rgba(76,201,240,.7);padding-bottom:.15rem}.cta-link:hover{color:#7fdbff;border-color:#7fdbff}.illustration-wrap{display:flex;justify-content:flex-end}.illustration-wrap img{width:min(100%,520px);height:auto}.site-footer{text-align:center;padding-top:1.4rem;padding-bottom:.4rem;color:var(--text-muted);font-size:.95rem}.contact-link{color:var(--text-primary);text-decoration:underline;text-underline-offset:.16rem}.contact-link:hover{color:#cfeaff}@media (max-width:980px){.reasons-layout{grid-template-columns:1fr;gap:1.25rem}.illustration-wrap{justify-content:center;order:2}.reasons-copy{order:1}}@media (max-width:640px){.site-header{padding:.8rem 1rem}.auth-actions{gap:.55rem}.action-link{font-size:.84rem;padding:.35rem .7rem}.panel{padding-top:5.4rem}.site-footer{font-size:.88rem}}