/* Public introduction and login share one page; no background redraws. */
body.mmo-login { display: block; padding: 36px 24px; }
.welcome-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, 420px); gap: 48px; max-width: 1100px; margin: 0 auto; align-items: start; }
.welcome-intro { min-width: 0; padding: 22px 0; animation: welcome-in 420ms ease-out both; }
.welcome-intro h2 { line-height: 1.5; }
.welcome-intro .welcome-brand { margin: 0 0 20px !important; line-height: 0; }
.welcome-brand img { display: block; width: 100%; height: auto; max-width: 580px; }
.welcome-brand .welcome-brand-en { display: none; }
html[data-language="en"] .welcome-brand .welcome-brand-zh { display: none; }
html[data-language="en"] .welcome-brand .welcome-brand-en { display: block; }
.welcome-intro h1 { font-size: clamp(24px, 3vw, 34px); line-height: 1.45; color: #f2dfb7; margin: 22px 0 16px; }
.welcome-intro h1 .game-ui-icon { display: none; }
.welcome-description { font-size: 17px; line-height: 1.85; color: #c9d4d8; margin: 0; }
.welcome-note { color: #aab8c0; font-size: 13px; line-height: 1.7; }
.welcome-links { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; margin: 22px 0; }
.welcome-layout a { color: #bddef3; text-underline-offset: 4px; }
.welcome-layout a.google-login-btn { color: #263238; }
.welcome-start { display: inline-flex; min-height: 46px; padding: 10px 24px; align-items: center; border: 1px solid #ad8c4e; border-radius: 8px; background: #594423; color: #fff0cc !important; font-weight: 700; text-decoration: none; transition: background 180ms ease; }
.welcome-start:hover { background: #705731; }
.welcome-disclosure { margin: 12px 0; border: 1px solid #394a52; border-radius: 8px; background: #151e23; }
.welcome-disclosure summary { min-height: 48px; padding: 12px 16px; cursor: pointer; color: #e4d2ab; font-weight: 700; line-height: 1.5; }
.welcome-detail-body { padding: 0 16px 16px; color: #b8c8d0; line-height: 1.7; }
.welcome-detail-body p { margin: 8px 0 0; }
.welcome-disclosure[open] > .welcome-detail-body { animation: welcome-in 240ms ease-out both; }
.welcome-features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.welcome-features h3, .welcome-steps h3 { font-size: 16px; margin: 6px 0; color: #e8dbc2; }
.welcome-features p { font-size: 14px; }
.welcome-features img { object-fit: contain; }
.welcome-steps { margin: 0; padding-left: 38px; }
.welcome-steps li { margin: 0 0 16px; padding-left: 4px; }
.welcome-steps li::marker { color: #d7b975; font-weight: 700; }
body.mmo-login .welcome-layout .login-box { width: 100%; max-width: none; margin: 0; padding: 28px; }
body.mmo-login .welcome-layout .login-box::before { display: none; }
.welcome-layout .login-box h3 { margin: 0 0 12px; font-size: 24px; color: #e9d2a2; }
.welcome-account-note { color: #bac9d1; line-height: 1.6; font-size: 14px; margin: 0 0 22px; }
#loginForm { scroll-margin-top: 20px; }
#loginForm label { display: block; text-align: left; font-size: 14px; margin: 0 0 7px; color: #c8d7e0; }
#loginForm input { text-align: left; }
#loginRequirements { text-align: left; margin: -4px 0 16px; }
.welcome-layout .rp-warning { text-align: left; padding: 0; margin: 12px 0 18px; }
.welcome-layout .rp-warning summary { font-size: 13px; }
.welcome-layout :is(a, button, input, summary):focus-visible { outline: 2px solid #e1bd79; outline-offset: 4px; }
@keyframes welcome-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@media (max-width: 760px) {
    body.mmo-login { padding: 18px 14px !important; }
    .welcome-layout { grid-template-columns: minmax(0, 1fr); gap: 22px; max-width: 520px; }
    .welcome-intro { padding: 0; }
    .welcome-intro h2 { font-size: 22px !important; }
    .welcome-intro h1 { font-size: 24px; margin-top: 16px; }
    .welcome-description { font-size: 15px; line-height: 1.75; }
    .welcome-links { margin: 16px 0; }
    .welcome-features { grid-template-columns: minmax(0, 1fr); gap: 12px; }
    .welcome-features article { display: grid; grid-template-columns: 40px minmax(0, 1fr); column-gap: 12px; }
    .welcome-features img { grid-row: span 2; }
    .welcome-features p { grid-column: 2; margin-top: 0; }
    body.mmo-login .welcome-layout .login-box { padding: 24px 20px !important; margin-block: 0; }
}
@media (prefers-reduced-motion: reduce) {
    .welcome-intro, .welcome-layout .login-box, .welcome-disclosure[open] > .welcome-detail-body { animation: none !important; }
    .welcome-layout a { transition: none; }
}