.login-page {
  --login-accent: #087f91;
  --login-accent-deep: #075c70;
  --login-wash: #e8f4f3;
  --login-card-shadow: 0 22px 70px rgb(23 54 69 / 10%), 0 2px 8px rgb(23 54 69 / 5%);
  box-sizing: border-box;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  padding: 28px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(ellipse at 50% 0%, var(--login-wash), transparent 48%),
    var(--bg);
  color: var(--text);
}

.login-page *,
.login-page *::before,
.login-page *::after {
  box-sizing: inherit;
}

.login-page.theme-slate,
.login-page.theme-dark {
  --login-accent: #58c5d1;
  --login-accent-deep: #9ce5e8;
  --login-wash: rgb(21 116 130 / 19%);
  --login-card-shadow: 0 24px 70px rgb(0 0 0 / 20%), 0 2px 8px rgb(0 0 0 / 12%);
}

/* Anonymous visitors have no stored account theme; honor their device choice.
   Explicit application theme classes still take precedence. */
@media (prefers-color-scheme: dark) {
  .login-page:not([class*="theme-"]) {
    color-scheme: dark;
    --bg: #1a1a2e;
    --text: #e0e0e0;
    --muted: #a0a0b0;
    --card-bg: #25253e;
    --border: #3a3a5e;
    --input-bg: #25253e;
    --login-accent: #58c5d1;
    --login-accent-deep: #9ce5e8;
    --login-wash: rgb(21 116 130 / 19%);
    --login-card-shadow: 0 24px 70px rgb(0 0 0 / 20%), 0 2px 8px rgb(0 0 0 / 12%);
  }
}

.login-shell {
  width: min(100%, 440px);
  animation: login-arrive 520ms cubic-bezier(.2, .75, .25, 1) both;
}

.login-card {
  padding: clamp(30px, 6vw, 48px);
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--card-bg);
  box-shadow: var(--login-card-shadow);
  text-align: center;
}

.login-brand-mark {
  display: block;
  width: 88px;
  height: 88px;
  margin: 0 auto 22px;
  object-fit: contain;
  border-radius: 50%;
}

.login-title {
  margin: 0;
  color: var(--text);
  font-family: ui-rounded, "Trebuchet MS", system-ui, sans-serif;
  font-size: clamp(1.8rem, 6vw, 2.2rem);
  font-weight: 750;
  letter-spacing: -0.055em;
  line-height: 1.1;
  overflow-wrap: anywhere;
}

.login-tagline {
  margin: 14px 0 30px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.google-login {
  display: flex;
  width: 100%;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12px 18px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--input-bg);
  color: var(--text);
  font: inherit;
  font-size: 0.98rem;
  font-weight: 650;
  line-height: 1.25;
  text-decoration: none;
  box-shadow: 0 2px 4px rgb(22 46 58 / 5%);
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.google-login:hover {
  transform: translateY(-1px);
  border-color: var(--login-accent);
  background: var(--card-bg);
  box-shadow: 0 5px 14px rgb(22 46 58 / 10%);
}

.google-login:active {
  transform: translateY(0);
}

.google-login:focus-visible,
.login-page a:focus-visible {
  outline: 3px solid var(--login-accent);
  outline-offset: 4px;
}

.google-mark {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
}

.login-access-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
}

.login-access-note svg {
  width: 15px;
  height: 15px;
  flex: 0 0 15px;
  color: var(--login-accent);
}

.login-signed-in {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.login-signed-in strong {
  color: var(--text);
}

.login-account-actions {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.login-account-actions a {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 11px 16px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--input-bg);
  color: var(--text);
  font-weight: 650;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.login-account-actions a:hover {
  transform: translateY(-1px);
  border-color: var(--login-accent);
}

@keyframes login-arrive {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 520px) {
  .login-page {
    padding: 20px 16px;
  }

  .login-card {
    padding: 30px 24px;
    border-radius: 20px;
  }

  .login-brand-mark {
    width: 76px;
    height: 76px;
    margin-bottom: 19px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .login-shell {
    animation: none;
  }

  .google-login,
  .login-account-actions a {
    transition: none;
  }
}