/* ═══════════════════════════════════════════════════════════════
   LOGIN PAGE — single centered card, full-viewport
   Loaded only on /Account/Login via _Layout.cshtml conditional.
   ═══════════════════════════════════════════════════════════════ */

/* Guest topbar: compact bar, not sticky */
.tv-main--guest .tv-topbar {
  position: relative;
  top: auto;
  height: auto;
  min-height: 52px;
  padding: 0 1.25rem;
}

/* Kill the sidebar offset that tv-shell-main normally applies */
.tv-main--guest {
  margin-inline: 0 !important;
  width: 100% !important;
}

/* Root: fills viewport below the slim topbar; centers the login card */
.tv-login-root {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 52px);
  width: 100%;
  padding: 2rem 1.25rem;
  overflow: hidden;
  box-sizing: border-box;
  background-color: var(--tv-bg-app);
}

.tv-login-root--has-art::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: var(--tv-login-form-art);
  background-position: center center;
  background-repeat: no-repeat;
  background-size: contain;
  opacity: 0.34;
}

html[data-theme="dark"] .tv-login-root--has-art::before {
  opacity: 0.4;
}

/* ─── Card ─── */
.tv-login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  background: var(--tv-surface);
  border: 1px solid var(--tv-border);
  border-radius: var(--tv-radius);
  box-shadow: var(--tv-shadow-sm);
  padding: 2.25rem 2rem;
}

.tv-login-card--narrow {
  max-width: 420px;
  margin-inline: auto;
}

@media (max-width: 479px) {
  .tv-login-card { padding: 1.5rem 1.25rem; }
}

.tv-login-card__brand {
  display: flex;
  justify-content: center;
  margin: 0 0 1.25rem;
}

.tv-login-card__logo-frame {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  border: 1px solid var(--tv-border);
  border-radius: var(--tv-radius-md);
  background: var(--tv-surface-elevated, var(--tv-surface));
  box-shadow: var(--tv-shadow-xs);
}

html[data-theme="dark"] .tv-login-card__logo-frame {
  border-color: rgba(148, 163, 184, 0.22);
  background: rgba(255, 255, 255, 0.06);
}

.tv-login-card__logo {
  display: block;
  max-width: min(220px, 78vw);
  height: auto;
  width: auto;
  object-fit: contain;
}

.tv-login-card__header {
  text-align: center;
  margin-bottom: 1.75rem;
}

.tv-login-card__title {
  font-family: var(--tv-font-display);
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  color: var(--tv-text);
  margin: 0 0 0.35rem;
}

.tv-login-card__sub {
  font-size: 0.875rem;
  color: var(--tv-text-muted);
  margin: 0;
}

/* Tenant badge */
.tv-login-tenant-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  background: var(--tv-primary-soft);
  color: var(--tv-primary-deep);
  border: 1px solid rgba(var(--tv-primary-rgb), 0.18);
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 600;
  margin: 0 auto 1.25rem;
}

/* Error banner */
.tv-login-error {
  background: var(--tv-danger-soft);
  color: var(--tv-danger);
  border: 1px solid rgba(220, 38, 38, 0.15);
  border-radius: var(--tv-radius-sm);
  padding: 0.625rem 0.875rem;
  font-size: 0.8125rem;
  font-weight: 500;
  margin-bottom: 1rem;
}
.tv-login-error:empty { display: none; }

/* Fields */
.tv-login-field { margin-bottom: 1rem; }

.tv-login-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--tv-text-secondary);
  margin-bottom: 0.375rem;
}

.tv-login-label__hint {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--tv-text-muted);
}

.tv-login-input-wrap { position: relative; }

.tv-login-input-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--tv-text-muted);
  pointer-events: none;
}

[dir="rtl"] .tv-login-input-icon { left: auto; right: 0.75rem; }

.tv-login-input {
  display: block;
  width: 100%;
  padding: 0.65rem 0.875rem 0.65rem 2.375rem;
  font-size: 0.875rem;
  color: var(--tv-text);
  background: var(--tv-surface);
  border: 1px solid var(--tv-border);
  border-radius: var(--tv-radius);
  box-shadow: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  outline: none;
}

[dir="rtl"] .tv-login-input { padding-left: 0.875rem; padding-right: 2.375rem; }

.tv-login-input-wrap:has(.tv-login-password-toggle) .tv-login-input {
  padding-inline-end: 2.75rem;
}

.tv-login-password-toggle {
  position: absolute;
  inset-inline-end: 0.45rem;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  color: var(--tv-text-muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--tv-radius-sm);
  cursor: pointer;
  transition:
    color 0.15s ease,
    background-color 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}

.tv-login-password-toggle:hover {
  color: var(--tv-primary);
  background: var(--tv-primary-soft);
}

.tv-login-password-toggle:focus-visible {
  outline: none;
  border-color: rgba(var(--tv-primary-rgb), 0.42);
  box-shadow: 0 0 0 3px var(--tv-primary-soft);
}

.tv-login-input:focus {
  border-color: rgba(var(--tv-primary-rgb), 0.5);
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.05), 0 0 0 4px var(--tv-primary-soft);
}

.tv-login-input::placeholder { color: var(--tv-text-hint, #94a3b8); }

.tv-login-validation {
  display: block;
  font-size: 0.75rem;
  color: var(--tv-danger);
  margin-top: 0.3rem;
}

/* Submit button */
.tv-login-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  margin-top: 1.25rem;
  padding: 0.75rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
  background: var(--tv-primary);
  border: none;
  border-radius: var(--tv-radius);
  box-shadow: var(--tv-shadow-sm);
  transition: all 0.15s ease;
  cursor: pointer;
}

.tv-login-submit:hover {
  box-shadow: 0 4px 16px rgba(var(--tv-primary-rgb), 0.4);
  transform: translateY(-1px);
}

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

/* Footer */
.tv-login-footer {
  text-align: center;
  font-size: 0.7rem;
  color: var(--tv-text-muted);
  margin: 1.5rem 0 0;
}

/* ─── Session lock (re-auth) ─── */
.tv-lock-card__header {
  margin-bottom: 1.25rem;
}

.tv-lock-profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 1.5rem;
}

.tv-lock-avatar {
  width: 72px;
  height: 72px;
  border-radius: var(--tv-radius-md, 8px);
  object-fit: cover;
  border: 1px solid var(--tv-border);
  margin-bottom: 0.75rem;
}

.tv-lock-avatar--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--tv-surface-elevated, var(--tv-surface));
  color: var(--tv-text-muted);
}

.tv-lock-display-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--tv-text);
  margin: 0 0 0.2rem;
  letter-spacing: -0.02em;
}

.tv-lock-meta {
  font-size: 0.8125rem;
  color: var(--tv-text-muted);
  margin: 0 0 0.5rem;
}

.tv-lock-tenant {
  margin-bottom: 0;
}

.tv-lock-actions-secondary {
  margin-top: 1rem;
  text-align: center;
}

.tv-lock-switch-user {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 44px;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--tv-primary);
  background: transparent;
  border: 1px solid rgba(var(--tv-primary-rgb), 0.35);
  border-radius: var(--tv-radius);
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.tv-lock-switch-user:hover {
  background: var(--tv-primary-soft);
  border-color: rgba(var(--tv-primary-rgb), 0.55);
  color: var(--tv-primary-deep);
}

.tv-lock-switch-user:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--tv-primary-soft);
  border-color: rgba(var(--tv-primary-rgb), 0.5);
}