:root{--bg:#031426;--panel:#0a2942;--line:#2c5572;--text:#f7fbff;--muted:#b4c8d6;--blue:#1a7bb5;--field:#dce8f8;--gold:#ffca3a}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Arial,"Noto Sans TC",sans-serif;background:radial-gradient(circle at 70% 25%,#153f5d 0,#071d32 42%,#020d18 100%);color:var(--text)}body{min-height:100vh;display:flex;flex-direction:column}.login-header{position:sticky;top:0;z-index:30;height:88px;padding:0 28px;display:flex;align-items:center;justify-content:space-between;background:rgba(2,14,27,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.logo img{height:48px}.header-links{display:flex;align-items:center;gap:24px}.header-links>a{color:var(--text);font-weight:800;text-decoration:none}.language-switcher{display:flex;border:1px solid var(--line);border-radius:24px;padding:3px}.language-switcher a{padding:9px 14px;border-radius:20px;color:var(--muted);text-decoration:none;font-weight:800}.language-switcher a.active{background:#fff;color:#092139}.login-main{width:min(1280px,100%);margin:auto;display:grid;grid-template-columns:1fr 540px;gap:72px;align-items:center;padding:64px 38px}.login-intro .kicker{color:#71c9ff;font-weight:900;letter-spacing:.16em}.login-intro h1{font-size:clamp(60px,8vw,110px);line-height:.95;margin:18px 0 28px}.login-intro>p{font-size:23px;line-height:1.7;color:var(--muted);max-width:650px}.transition-note{margin:30px 0;padding:18px 22px;border-left:4px solid var(--gold);border-radius:10px;background:rgba(255,202,58,.12);color:#fff}.secure-note{color:#8fe0b7;font-weight:800}.login-card{background:rgba(248,251,255,.98);color:#0a2238;padding:42px;border-radius:26px;box-shadow:0 28px 80px rgba(0,0,0,.4)}.login-card h2{font-size:30px;margin:0 0 28px}.login-card label{display:block;font-weight:800;margin:18px 0}.login-card input{display:block;width:100%;margin-top:10px;padding:16px;border:1px solid #b6c9df;border-radius:12px;background:var(--field);font-size:18px}.forgot-link{display:block;text-align:right;color:#126fa5;text-decoration:none;margin:-4px 0 24px}.login-card button{width:100%;padding:17px;border:0;border-radius:13px;background:var(--blue);color:#fff;font-size:18px;font-weight:900;cursor:pointer}.new-brand{margin-top:26px;padding-top:24px;border-top:1px solid #d3deea}.new-brand a{display:block;text-align:center;padding:15px;border:1px solid #82a7c0;border-radius:12px;color:#075e96;text-decoration:none;font-weight:900}.alert{padding:13px;border-radius:10px;margin-bottom:18px}.alert-error{background:#ffe5e5;color:#8b1c1c}.alert-success{background:#e5f7ec;color:#246c3c}.login-footer{text-align:center;color:#7f9aae;padding:20px}@media(max-width:900px){.login-main{grid-template-columns:1fr;gap:32px}.login-intro h1{font-size:64px}.header-links>a{display:none}}@media(max-width:560px){.login-header{height:72px;padding:0 14px}.logo img{height:36px}.login-main{padding:34px 18px}.login-card{padding:28px 20px}.login-intro h1{font-size:52px}}

/* V60: high-contrast utility links */
.header-links nav{display:flex;align-items:center;gap:10px}
.header-links nav a{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 16px;border:1px solid #4e7898;border-radius:22px;background:#0d3150;color:#ffffff;text-decoration:none;font-weight:900;line-height:1;box-shadow:0 5px 18px rgba(0,0,0,.18)}
.header-links nav a:hover,.header-links nav a:focus{background:#ffffff;color:#092139;border-color:#ffffff;outline:none}
@media(max-width:900px){.header-links nav{display:none}}