/* login.html only: split form/video-carousel layout. Page-specific per the
   <page>-v2-theme.css pattern (see overview-v2-theme.css) — everything here reads
   tokens.css custom properties, including --color-accent, which already matches
   design-tokens.json's color.accent.finance (#4a9eff) app-wide. */

.login-v2-page {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.stage {
  width: 100%;
  max-width: 73.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  min-height: 42.5rem;
}

@media (max-width: 900px) {
  .stage {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .visual {
    order: -1;
    min-height: 17.5rem;
  }
}

/* ---------------- LEFT: FORM ---------------- */
.form-side {
  padding: var(--space-7) var(--space-7) var(--space-6);
  display: flex;
  flex-direction: column;
}

.toggle-pill {
  display: inline-flex;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: var(--space-1);
  gap: var(--space-1);
  width: max-content;
  margin-bottom: var(--space-6);
}

.toggle-pill a {
  padding: var(--space-2) var(--space-5);
  border-radius: 999px;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.toggle-pill a.active {
  background: var(--color-text);
  color: var(--color-text-inverse);
}

.brand-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.brand-row img {
  height: 30px;
  width: 30px;
  border-radius: 50%;
}

.brand-row span {
  font-weight: var(--font-weight-bold);
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.form-side h1 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-light);
  font-size: var(--text-2xl);
  letter-spacing: var(--tracking-display);
  margin-bottom: var(--space-2);
}

.form-side > p.sub {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
}

.form-side .notice {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  margin: 0 0 var(--space-4);
}

.field-row {
  margin-bottom: var(--space-5);
}

.field-row .top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
}

.field-row .top a {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent-hover);
}

.field-row input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
}

.field-row input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-muted);
  outline: none;
}

.pw-wrap {
  position: relative;
}

.pw-wrap svg {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.5;
  pointer-events: none;
}

.btn-submit {
  width: 100%;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  margin-top: var(--space-1);
  box-shadow: 0 10px 28px var(--color-accent-muted);
  transition: background var(--transition-fast), transform 150ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow var(--transition-fast);
}

.btn-submit:hover:not(:disabled) {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-6) 0 var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.08em;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.btn-oauth {
  width: 100%;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.btn-oauth:hover:not(:disabled) {
  border-color: var(--color-text-muted);
}

.btn-oauth:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Biometric is offered first (see login.js: initBiometric()) — styled as the primary action,
   same visual weight as .btn-submit, with a plain text fallback link underneath. */
#biometricSection {
  margin-bottom: var(--space-5);
}

#biometricSection .btn-primary {
  width: 100%;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  box-shadow: 0 10px 28px var(--color-accent-muted);
  transition: background var(--transition-fast), transform 150ms cubic-bezier(0.22, 1, 0.36, 1);
}

#biometricSection .btn-primary:hover:not(:disabled) {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

#biometricSection .btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

#biometricSection .login-recover-link {
  text-align: center;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

#biometricSection .login-recover-link a {
  color: var(--color-accent-hover);
  font-weight: var(--font-weight-medium);
}

.form-side .footer-note {
  margin-top: auto;
  padding-top: var(--space-6);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.form-side .footer-note a {
  font-weight: var(--font-weight-bold);
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* The passkey step (Knocturn ID's Touch ID / Face ID prompt): one big, friendly prompt instead of a form —
   same as id.knocturnlabs.com's own sign-in page. */
.passkey-step {
  text-align: center;
  padding: var(--space-4) 0 var(--space-2);
}

.passkey-glyph {
  width: 88px;
  height: 88px;
  margin: 0 auto var(--space-5);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--color-accent-hover);
  background: radial-gradient(circle, var(--color-accent-muted), transparent 70%);
  border: 1px solid var(--color-accent-glow);
  box-shadow: 0 0 40px -8px var(--color-accent-glow);
}

.passkey-glyph.pulse {
  animation: glyph-pulse 1.6s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}

@keyframes glyph-pulse {
  50% {
    box-shadow: 0 0 56px -4px var(--color-accent-glow);
  }
}

.passkey-step h2 {
  font-size: var(--text-xl);
}

.passkey-step p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.link-btn {
  background: none;
  border: 0;
  margin-top: var(--space-3);
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
}

a.link-btn { display: block; text-decoration: none; }

.link-btn:hover {
  color: var(--color-text);
}

/* ---------------- RIGHT: VIDEO CAROUSEL ---------------- */
.visual {
  position: relative;
  overflow: hidden;
  background: #000;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}

.slide.active {
  opacity: 1;
  pointer-events: auto;
}

.slide video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 5, 7, 0) 0%, rgba(5, 5, 7, 0.15) 45%, rgba(5, 5, 7, 0.92) 100%),
    linear-gradient(0deg, var(--color-accent-glow), transparent 55%);
}

.visual-topbar {
  position: absolute;
  top: var(--space-5);
  left: var(--space-5);
  z-index: 5;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
}

.visual-topbar i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-hover);
  box-shadow: 0 0 8px var(--color-accent-hover);
  display: block;
}

.quote-card {
  position: absolute;
  left: var(--space-4);
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: 5;
  background: rgba(8, 8, 12, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
}

.quote-card p {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  line-height: 1.35;
  letter-spacing: -0.01em;
  max-width: 80%;
  color: #fff;
}

.quote-nav {
  display: flex;
  gap: var(--space-2);
  flex-shrink: 0;
}

.quote-nav button {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), transform 150ms cubic-bezier(0.22, 1, 0.36, 1);
}

.quote-nav button:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-1px);
}

.quote-nav button svg {
  width: 16px;
  height: 16px;
}

.dots {
  position: absolute;
  top: var(--space-5);
  right: var(--space-5);
  z-index: 5;
  display: flex;
  gap: 6px;
}

.dots span {
  width: 20px;
  height: 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.25);
  transition: background 700ms cubic-bezier(0.22, 1, 0.36, 1);
  cursor: pointer;
}

.dots span.active {
  background: var(--color-accent-hover);
}

@media (prefers-reduced-motion: reduce) {
  .passkey-glyph.pulse {
    animation: none;
  }
  .slide,
  .dots span {
    transition-duration: 0.01ms !important;
  }
}