:root {
  --login-indigo: #1a237e;
  --login-indigo-mid: rgba(26, 35, 126, 0.55);
  --login-muted: rgba(26, 35, 126, 0.58);
  --login-ring: rgba(26, 35, 126, 0.12);
  --login-white: #ffffff;
  --font-display: "Instrument Sans", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

.auth-body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--login-indigo);
  background: var(--login-white);
  -webkit-font-smoothing: antialiased;
}

.auth-skip {
  position: absolute;
  left: -9999px;
  z-index: 10000;
  padding: 0.75rem 1rem;
  background: var(--login-indigo);
  color: var(--login-white);
  font-weight: 600;
}

.auth-skip:focus {
  left: 1rem;
  top: 1rem;
}

.auth-shell {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom)
    env(safe-area-inset-left);
}

.auth-shell-skyline {
  position: absolute;
  inset: auto 0 0 0;
  height: clamp(96px, 22vh, 160px);
  pointer-events: none;
  opacity: 0.09;
}

.auth-shell-skyline svg {
  width: 100%;
  height: 100%;
  display: block;
}

.auth-top {
  padding: 1.15rem clamp(1.25rem, 5vw, 1.75rem) 0;
}

.auth-brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--login-indigo);
}

.auth-brand:hover {
  opacity: 0.88;
}

.auth-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  padding: 1rem clamp(1.5rem, 6vw, 2.5rem) clamp(8rem, 22vh, 10rem);
  max-width: 420px;
  width: 100%;
  margin-inline: auto;
}

.auth-illus {
  align-self: center;
  margin-bottom: 2rem;
  color: var(--login-indigo);
}

.auth-illus-box {
  opacity: 0.35;
}

.auth-illus-note {
  display: block;
  margin-top: 0.85rem;
  text-align: center;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--login-muted);
}

.auth-headline {
  font-family: var(--font-display);
  font-size: clamp(1.625rem, 5.2vw, 2rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.03em;
  margin: 0 0 0.85rem;
  color: var(--login-indigo);
}

.auth-sub {
  font-size: clamp(1.05rem, 3.8vw, 1.175rem);
  font-style: italic;
  margin: 0 0 2.25rem;
  color: var(--login-muted);
}

.auth-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
}

.btn-google-signin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  min-height: 52px;
  padding: 0.75rem 1.25rem;
  border-radius: 12px;
  border: 1px solid rgba(26, 35, 126, 0.16);
  background: var(--login-white);
  color: var(--login-indigo);
  font-family: inherit;
  font-weight: 600;
  font-size: 1.0625rem;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(26, 35, 126, 0.06), 0 4px 16px rgba(26, 35, 126, 0.05);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.btn-google-signin:hover {
  border-color: rgba(26, 35, 126, 0.26);
  box-shadow: 0 2px 6px rgba(26, 35, 126, 0.08), 0 12px 28px rgba(26, 35, 126, 0.08);
  transform: translateY(-1px);
}

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

.btn-google-signin:focus-visible {
  outline: 2px solid var(--login-indigo);
  outline-offset: 3px;
}

.btn-google-signin svg {
  flex-shrink: 0;
}

.auth-footnote {
  margin: 1.65rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.55;
  text-align: center;
  color: var(--login-muted);
}

.auth-footnote a {
  color: var(--login-indigo-mid);
  font-weight: 600;
}

.auth-footnote a:hover {
  color: var(--login-indigo);
}

.auth-sso-error {
  margin: 0 0 1rem;
  padding: 0.65rem 0.85rem;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  color: #7f1d1d;
  background: rgba(185, 28, 28, 0.09);
  border: 1px solid rgba(185, 28, 28, 0.2);
}

.auth-config-missing {
  margin: 0 0 1rem;
  padding: 0.65rem 0.85rem;
  border-radius: 10px;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--login-muted);
  background: var(--login-ring);
  border: 1px solid rgba(26, 35, 126, 0.12);
}

.auth-code-inline {
  font-family: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;
  font-size: 0.82em;
  font-weight: 600;
  color: var(--login-indigo);
}

.btn-google-signin:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-google-signin:disabled:hover {
  transform: none;
  box-shadow: none;
  border-color: rgba(26, 35, 126, 0.16);
}