/* Sign in chooser (site-signin-modal.mjs) */
.signin-modal { width: min(440px, calc(100vw - 32px)); max-height: calc(100vh - 32px); padding: 0; border: 1px solid var(--line-strong, #30394c); border-radius: 18px; background: var(--surface, #fff); color: var(--ink, #021F56); box-shadow: 0 24px 64px rgba(2, 31, 86, .35); font-family: var(--sans, Inter, system-ui, sans-serif); overflow: hidden; }
.signin-modal::backdrop { background: rgba(2, 17, 48, .62); backdrop-filter: blur(2px); }
.signin-modal .si-head { position: relative; padding: 24px 56px 20px 24px; background: #021F56; color: #fff; }
.signin-modal .si-logo { display: block; height: 28px; width: auto; margin-bottom: 14px; }
.signin-modal h2 { margin: 0 0 4px; font: 700 24px/1.2 var(--sans, Inter, system-ui, sans-serif); color: #fff; }
.signin-modal .si-sub { margin: 0; color: #cfe0ff; font-size: 15px; line-height: 1.4; }
.signin-modal .si-x { position: absolute; inset-block-start: 14px; inset-inline-end: 14px; width: 40px; height: 40px; border: 0; border-radius: 50%; background: rgba(255, 255, 255, .12); color: #fff; font: 400 22px/1 var(--sans, Inter, sans-serif); cursor: pointer; }
.signin-modal .si-x:hover { background: rgba(255, 255, 255, .24); }
.signin-modal .si-list { list-style: none; margin: 0; padding: 14px; display: grid; gap: 10px; }
.signin-modal .si-opt { display: flex; align-items: center; gap: 14px; padding: 14px 16px; min-height: 64px; border: 1px solid var(--line-strong, #d3dae8); border-radius: 12px; color: inherit; text-decoration: none; background: var(--surface, #fff); }
.signin-modal .si-opt:hover { border-color: #0360E0; background: rgba(3, 96, 224, .06); }
.signin-modal .si-opt:focus-visible, .signin-modal .si-x:focus-visible { outline: 3px solid #6BA6FF; outline-offset: 2px; }
.signin-modal .si-ic { flex: none; width: 40px; height: 40px; display: grid; place-items: center; border-radius: 10px; background: rgba(3, 96, 224, .12); color: #0360E0; }
.signin-modal .si-ic svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.signin-modal .si-tx { display: grid; gap: 2px; min-width: 0; flex: 1; }
.signin-modal .si-tx b { font: 700 17px/1.25 var(--sans, Inter, sans-serif); }
.signin-modal .si-tx small { color: var(--muted, #5b6b8c); font-size: 14px; line-height: 1.35; }
.signin-modal .si-go { flex: none; color: #0360E0; font-size: 20px; line-height: 1; }
:root[dir="rtl"] .signin-modal .si-go, html[dir="rtl"] .signin-modal .si-go { transform: scaleX(-1); }
:root:not([data-theme="light"]) .signin-modal .si-ic, :root:not([data-theme="light"]) .signin-modal .si-go { color: #6BA6FF; }
@media (max-width: 520px) { .signin-modal { margin-block-end: 0; width: 100vw; max-width: 100vw; border-radius: 18px 18px 0 0; } .signin-modal .si-head { padding-block: 20px 16px; } }
@media (prefers-reduced-motion: no-preference) { .signin-modal[open] { animation: si-in .18s ease-out; } @keyframes si-in { from { opacity: 0; transform: translateY(10px); } } }