:root { color-scheme: dark; }
.entry-page { margin: 0; background: #07111d; color: #dcefff; font: 15px/1.7 system-ui, -apple-system, "Malgun Gothic", sans-serif; background-image: radial-gradient(ellipse at 80% 0, #133348 0, transparent 55%); }
.entry-shell { max-width: 920px; margin: auto; padding: 76px 24px 36px; }
.entry-eyebrow { color: #76cce9; font-size: 11px; letter-spacing: .15em; font-weight: 700; }
.entry-shell h1 { font-size: clamp(29px, 5vw, 45px); line-height: 1.25; margin: 12px 0 20px; }
.entry-shell h1 span { color: #91bad0; font-weight: 400; }
.entry-intro { color: #a9c5d8; font-size: 17px; }
.entry-choices { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 34px 0 20px; }
.entry-card { display: flex; flex-direction: column; align-items: flex-start; padding: 28px; background: #0b1b29; border: 1px solid #284254; border-radius: 14px; }
.entry-card h2 { font-size: 22px; margin: 6px 0; }
.entry-card p { color: #a9c5d8; }
.entry-card .entry-eyebrow { color: #76cce9; margin: 0; }
.entry-primary, .entry-secondary { box-sizing: border-box; display: inline-block; text-align: center; text-decoration: none; border: 1px solid #4286ab; border-radius: 8px; padding: 12px 20px; font: inherit; font-weight: 650; cursor: pointer; }
.entry-primary { background: #206387; color: #f1faff; }
.entry-secondary { background: #122b3d; color: #d9f0ff; }
.entry-primary:hover, .entry-secondary:hover { filter: brightness(1.17); }
.entry-card .entry-primary, .entry-card .entry-secondary { width: 100%; margin-top: auto; }
.entry-link { background: none; color: #9ed3f4; border: 0; padding: 12px 0; cursor: pointer; font: inherit; }
.entry-small { font-size: 12px; color: #91aabd; }
.entry-session:empty { display: none; }
.entry-overview { border-top: 1px solid #203747; margin-top: 36px; padding-top: 20px; color: #9db8cd; }
.entry-overview h2 { font-size: 18px; color: #dcefff; }
.entry-nav { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 28px; }
.entry-nav a, .account-bar a { color: #a9cce3; }
.auth-dialog { width: min(400px, calc(100vw - 60px)); padding: 28px; border: 1px solid #365467; border-radius: 14px; background: #0c1c29; color: #dcefff; font: 14px/1.6 system-ui, sans-serif; }
.auth-dialog::backdrop { background: #000a; }
.auth-dialog h2 { font-size: 24px; margin: 4px 0 22px; }
.auth-close { float: right; background: none; border: 0; color: #a9c5d8; font-size: 26px; cursor: pointer; }
.auth-dialog label { display: block; margin-top: 14px; }
.auth-dialog input:not([type=checkbox]) { width: 100%; box-sizing: border-box; padding: 12px; font: inherit; background: #06131e; color: #ecf7ff; border: 1px solid #345569; border-radius: 6px; margin-top: 5px; }
.auth-dialog input:focus-visible, .entry-page button:focus-visible, .entry-page a:focus-visible { outline: 2px solid #71cfff; outline-offset: 3px; }
.auth-dialog small { color: #8fb1c8; font-size: 11px; }
.auth-dialog .remember-label { display: flex; align-items: center; gap: 8px; }
.auth-dialog .entry-primary { width: 100%; }
.auth-error { color: #ffadb0; min-height: 1.5em; }
.password-notice { border-top: 1px solid #2b4252; padding-top: 16px; color: #94b2c9; font-size: 12px; }
.entry-page [hidden], .auth-dialog [hidden], .account-bar [hidden] { display: none !important; }
.entry-page button:disabled { opacity: .55; cursor: wait; }
.account-bar { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 16px; padding: 10px 18px; border-bottom: 1px solid #264354; background: #0b1b28; color: #a4c6dd; font: 12px/1.5 system-ui, sans-serif; }
.account-bar button { padding: 5px 10px; border: 1px solid #365c73; border-radius: 5px; background: #153348; color: #d3edff; cursor: pointer; }
.account-bar #cloud-status { flex: 1; min-width: 160px; }
.game-loading .app-shell, .game-loading body > dialog { display: none; }
.game-boot-message { max-width: 680px; margin: 80px auto; padding: 24px; font: 16px/1.7 system-ui, sans-serif; color: #b7d4e8; }
@media (max-width: 640px) { .entry-shell { padding: 38px 18px 26px; } .entry-choices { grid-template-columns: 1fr; } .entry-card { padding: 22px; } }