.site-header:has(.login-toggle[aria-expanded="true"]), .site-header:has(.menu-toggle[aria-expanded="true"]) { z-index: 31; }
.login-toggle { min-width: 56px; min-height: 44px; padding: 8px; border: 0; background: transparent; color: var(--theme-ink); font: 500 12px/1.2 Inter, sans-serif; cursor: pointer; transition: color .2s ease; }
.login-toggle:hover, .login-toggle[aria-expanded="true"] { color: var(--theme-accent); }
.login-toggle:focus-visible, .header-login :is(button, input):focus-visible { outline: 2px solid var(--theme-accent); outline-offset: 4px; }
.header-login { position: absolute; inset: 100% 0 auto auto; width: min(420px, 100vw); max-height: calc(100dvh - 82px); overflow-y: auto; overscroll-behavior: contain; padding: 30px clamp(24px, 4.1vw, 46px) 32px; border: 1px solid var(--theme-line); border-top: 1px solid #373737; background: #000; color: #f5f5f5; box-shadow: none; --theme-bg: #000; --theme-ink: #f5f5f5; --theme-line: #373737; --theme-muted: #b7b7b7; --theme-accent: #0879ed; animation: portal-panel-in .24s cubic-bezier(.2,.7,.2,1) both; }
.header-login[hidden], .header-login form[hidden] { display: none; }
.header-login h2 { margin: 0 0 22px; font: 700 12px/1.5 Inter, sans-serif; letter-spacing: .095em; text-transform: uppercase; }
.header-login > p { margin: 0 0 26px; max-width: 30ch; color: var(--theme-muted); font: 400 13px/1.6 Inter, sans-serif; }
.header-login label { display: block; margin-bottom: 10px; font: 500 11px/1.4 Inter, sans-serif; }
.header-login input { width: 100%; min-height: 48px; padding: 13px 14px; border: 1px solid var(--theme-line); border-radius: 8px; background: var(--theme-bg); color: var(--theme-ink); font: 400 16px/1.3 Inter, sans-serif; transition: border-color .2s ease; }
.header-login input::placeholder { color: var(--theme-muted); opacity: .8; }
.header-login input:focus { border-color: var(--theme-accent); }
.header-login form > button[type="submit"] { width: 100%; min-height: 46px; margin-top: 12px; padding: 12px 18px; border: 1px solid var(--theme-accent); border-radius: 8px; background: var(--theme-accent); color: #fff; font: 500 12px/1.4 Inter, sans-serif; cursor: pointer; transition: filter .2s ease, transform .2s ease; }
.header-login form > button[type="submit"]:hover { filter: brightness(1.12); }
.header-login form > button[type="submit"]:active { transform: translateY(1px); }
.header-login button:disabled { opacity: .55; cursor: default; }
.header-login [data-login-code-form] { margin-top: 22px; }
.header-login [data-login-code-form] input { letter-spacing: .2em; }
.header-login [data-login-change] { display: block; min-height: 44px; margin: 6px auto 0; padding: 8px; border: 0; background: transparent; color: var(--theme-muted); font: 400 12px/1.4 Inter, sans-serif; cursor: pointer; text-decoration: underline; text-underline-offset: 4px; }
.header-login [data-login-status] { margin: 16px 0 0; font: 400 12px/1.6 Inter, sans-serif; color: var(--theme-muted); }
.header-login [data-login-status]:empty { display: none; }
@keyframes portal-panel-in { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 980px) { .header-login { max-height: calc(100dvh - 68px); } }
@media (max-width: 760px) {
  .site-header .logo-link { width: min(44vw, 220px); }
  .header-actions { gap: 0; }
  .login-toggle { min-width: 52px; }
  .header-login { width: 100vw; }
}
@media (max-width: 360px) { .site-header .logo-link { width: 42vw; } }
@media (prefers-reduced-motion: reduce) {
  .header-login { animation: none; }
  .login-toggle, .header-login input, .header-login form > button[type="submit"] { transition: none; }
}