* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; min-height: 100dvh; background: #000; color: #f4f4f5; font: 15px/1.5 system-ui, -apple-system, sans-serif; }
.auth-header { height: 64px; padding: 10px 18px; border-bottom: 1px solid #151918; }
.auth-header a { display: grid; place-items: center; width: 44px; height: 44px; }
.auth-header img { display: block; width: 32px; height: 32px; }
main { min-height: calc(100dvh - 64px); display: grid; place-items: center; padding: 32px 20px; }
.auth-card { width: min(100%, 380px); text-align: center; }
.auth-mark { display: block; margin: 0 auto 20px; }
h1 { margin: 0; font-size: clamp(28px, 6vw, 34px); letter-spacing: -1px; line-height: 1.2; }
.auth-subtitle { margin: 8px 0 28px; color: #a1a1aa; }
.auth-providers { display: grid; gap: 12px; }
.auth-provider { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: 100%; min-height: 56px; padding: 16px 20px; border: 1px solid #2a332e; border-radius: 10px; background: #101411; color: #f4f4f5; text-decoration: none; font: inherit; cursor: pointer; text-align: left; }
.auth-steam { border-color: #22c55e; background: #22c55e; color: #000; }
.auth-faceit strong { color: #ff6b22; }
.auth-provider:hover:not(:disabled):not([aria-disabled="true"]) { filter: brightness(1.12); }
.auth-provider:disabled, .auth-provider[aria-disabled="true"] { cursor: default; opacity: .5; }
.auth-provider:focus-visible, .auth-back:focus-visible, .auth-header a:focus-visible { outline: 2px solid #22c55e; outline-offset: 4px; }
.auth-note, .auth-availability { margin: 22px 0 0; color: #a1a1aa; font-size: 13px; }
.auth-availability { margin-top: 14px; }
.auth-message { margin: 0 0 20px; padding: 12px 16px; border: 1px solid #71352d; border-radius: 8px; background: #221411; color: #ffb4a8; font-size: 13px; }
.auth-back { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; margin-top: 18px; color: #a1a1aa; text-decoration: none; font-size: 13px; }
.auth-back:hover { color: #fff; }
@media (max-height: 600px) { main { padding-top: 20px; padding-bottom: 20px; } .auth-mark { width: 48px; height: 48px; margin-bottom: 12px; } }