/* AIMask authentication surface follows the AIGate auth layout and controls. */

.auth-page {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}

#space-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.auth-topbar {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0.9rem 1rem;
}

.auth-controls,
.auth-toggle-group {
  display: flex;
  align-items: center;
}

.auth-controls-compact {
  gap: 3px;
  padding: 3px;
  border: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 76%, transparent);
  box-shadow: 0 6px 20px color-mix(in srgb, #000 10%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0.76;
  transition: opacity 140ms ease, border-color 140ms ease;
}

.auth-controls-compact:hover,
.auth-controls-compact:focus-within {
  opacity: 1;
  border-color: color-mix(in srgb, var(--primary) 30%, var(--border));
}

.auth-toggle-group {
  gap: 1px;
}

.auth-control-button {
  display: grid;
  min-width: 25px;
  height: 25px;
  padding: 4px 5px;
  place-items: center;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.35px;
  text-decoration: none;
  cursor: pointer;
}

.auth-control-button svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.auth-control-button:hover,
.auth-control-button:focus-visible,
.auth-control-button.active {
  color: var(--primary);
  background: color-mix(in srgb, var(--primary) 14%, transparent);
}

.auth-motion-button {
  margin-left: 1px;
  opacity: 0.58;
}

.auth-motion-button.active {
  opacity: 0.92;
}

.auth-main {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4.75rem 1.25rem 2.5rem;
}

.auth-shell {
  width: 100%;
  max-width: 430px;
}

.auth-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  width: fit-content;
  margin: 0 auto 0.5rem;
  color: var(--text);
  text-decoration: none;
}

.auth-brand .logo-stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  line-height: 1.1;
}

.auth-brand .logo-eyebrow {
  color: var(--text-muted);
  font-size: 0.58rem;
  letter-spacing: 2.2px;
  text-transform: uppercase;
}

.auth-brand .logo-product {
  color: var(--primary);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.auth-brand:hover .logo-product {
  color: var(--primary-hover);
}

.logo-radar {
  position: relative;
  width: 64px;
  height: 64px;
  flex-shrink: 0;
}

.auth-brand .logo-radar,
.auth-brand .logo-radar-glow {
  opacity: 1;
}

.logo-radar-glow {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.14);
  filter: blur(6px);
  animation: auth-pulse 2s ease-in-out infinite;
}

.logo-radar svg {
  position: relative;
  fill: none;
  stroke: #10b981;
  stroke-width: 2;
  animation: auth-spin 8s linear infinite;
}

.logo-radar .radar-ring-inner {
  stroke: rgba(16, 185, 129, 0.6);
  stroke-width: 1.5;
}

.logo-radar .radar-center,
.logo-radar .radar-dot {
  fill: #10b981;
  stroke: none;
}

.logo-radar .radar-arc-primary {
  stroke: rgba(16, 185, 129, 0.4);
}

.logo-radar .radar-arc-secondary {
  stroke: rgba(16, 185, 129, 0.2);
  stroke-width: 1;
}

.logo-radar .radar-dot-muted {
  fill: rgba(16, 185, 129, 0.6);
}

.logo-radar .radar-dot-dim {
  fill: rgba(16, 185, 129, 0.4);
}

.auth-product-description {
  margin: 0 auto 1.65rem;
  color: var(--text-dim);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  text-align: center;
}

.auth-card {
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.auth-card-head {
  margin-bottom: 1.6rem;
  text-align: center;
}

.auth-card-head-recovery {
  margin-bottom: 1rem;
}

.auth-title {
  margin: 0;
  color: var(--text);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.065em;
  text-transform: uppercase;
}

.auth-subtitle {
  margin: 0.5rem 0 0;
  color: var(--text-muted);
  font-size: 0.84rem;
  line-height: 1.5;
}

.auth-description {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.5;
  text-align: center;
}

.auth-hint {
  margin: 0.5rem 0 1.25rem;
  color: var(--text-dim);
  font-size: 0.78rem;
  line-height: 1.5;
  text-align: center;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.auth-methods {
  display: grid;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
}

.auth-methods h2,
.auth-form h2 {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.auth-method-note {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 1.5;
  text-align: center;
}

.auth-methods + .auth-form {
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-soft);
}

.auth-form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.auth-input {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-subtle);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: border-color 140ms ease, box-shadow 140ms ease;
}

html[data-theme="light"] .auth-input {
  background: rgba(255, 255, 255, 0.9);
}

.auth-input:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.auth-input::placeholder {
  color: var(--text-dim);
}

.auth-button {
  display: flex;
  width: 100%;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.auth-button-primary {
  border-color: var(--primary);
  background: var(--primary);
  color: #001a10;
}

.auth-button-primary:hover {
  border-color: var(--primary-hover);
  background: var(--primary-hover);
}

.auth-button-secondary {
  border-color: var(--border);
  background: var(--surface-subtle);
  color: var(--text);
}

.auth-button-secondary:hover {
  border-color: var(--primary-border);
  color: var(--primary-hover);
}

.auth-links {
  margin-top: 1rem;
  font-size: 0.8rem;
  text-align: right;
}

.auth-links a {
  color: var(--primary);
  text-decoration: none;
}

.auth-links a:hover {
  text-decoration: underline;
}

.auth-alert {
  margin-bottom: 1rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid #be4b60;
  border-radius: var(--radius-sm);
  background: rgba(190, 75, 96, 0.12);
  color: #fecdd3;
  font-size: 0.82rem;
}

.auth-label {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--text);
  font-size: 0.76rem;
  font-weight: 700;
}

.auth-altcha altcha-widget {
  display: block;
  width: 100%;
  --altcha-max-width: 100%;
  --altcha-border-radius: var(--radius-sm);
}

html[data-theme="light"] .auth-alert {
  color: #9f1239;
}

.auth-icon {
  display: flex;
  width: 64px;
  height: 64px;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
}

.auth-icon svg {
  width: 34px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.auth-icon-success {
  background: var(--primary-soft);
  color: var(--primary);
}

.product-version-footer {
  position: fixed;
  right: 0.75rem;
  bottom: 0.35rem;
  z-index: 2;
  color: rgba(148, 163, 184, 0.72);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  line-height: 1;
  opacity: 0.34;
  pointer-events: none;
  user-select: none;
}

@keyframes auth-spin {
  to { transform: rotate(360deg); }
}

@keyframes auth-pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.94); }
  50% { opacity: 1; transform: scale(1.05); }
}

@media (prefers-reduced-motion: reduce) {
  .logo-radar-glow,
  .logo-radar svg {
    animation: none;
  }
}

@media (max-width: 640px) {
  .auth-topbar { padding: 0.65rem; }
  .auth-main { align-items: flex-start; padding: 5.8rem 1rem 2rem; }
  .auth-product-description { margin-bottom: 1.35rem; }
  .auth-card { padding: 1.5rem; }
}