.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(circle at 30% 20%, rgba(45, 212, 191, 0.05), transparent 50%), var(--color-bg);
  padding: var(--space-lg);
}

.auth-shell {
  width: 100%;
  max-width: 920px;
}

@property --border-angle {
  syntax: "<angle>";
  initial-value: 0deg;
  inherits: false;
}

.auth-split-card {
  position: relative;
  isolation: isolate;
  display: flex;
  width: 100%;
  min-height: 560px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background-color: var(--color-surface);
}

.auth-split-card::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  padding: 2px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg 280deg,
    #2dd4bf 300deg,
    #60a5fa 320deg,
    #2dd4bf 340deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  filter: drop-shadow(0 0 8px rgba(45, 212, 191, 0.5));
  animation: border-angle-spin 4s linear infinite;
  pointer-events: none;
  z-index: 2;
}

@keyframes border-angle-spin {
  to { --border-angle: 360deg; }
}

.auth-brand-panel {
  position: relative;
  flex: 0 0 42%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(160deg, #0f2c28 0%, var(--color-bg) 70%);
  transition: flex-basis 500ms cubic-bezier(0.65, 0, 0.35, 1);
}

.auth-bg-bars {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 0 8px;
  opacity: 0.18;
  z-index: 0;
}

.auth-bar {
  flex: 1;
  margin: 0 2px;
  height: var(--bar-height);
  background: linear-gradient(0deg, var(--color-accent), transparent);
  border-radius: 3px 3px 0 0;
  animation: auth-bar-pulse ease-in-out infinite alternate;
}

@keyframes auth-bar-pulse {
  from { transform: scaleY(0.85); opacity: 0.6; }
  to { transform: scaleY(1); opacity: 1; }
}

.auth-brand-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-xl);
}

.auth-brand-logo {
  width: 94px;
  height: 94px;
  margin: 0 auto var(--space-lg);
  border-radius: var(--radius-md);
}

.auth-brand-heading {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-bottom: var(--space-md);
  text-shadow: 0 0 20px rgba(45, 212, 191, 0.25);
}

.auth-brand-rotating-text {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  min-height: 1.2em;
  transition: opacity 300ms ease;
}

.auth-tagline-fade {
  opacity: 0;
}

.auth-form-panel {
  flex: 0 0 58%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  transition: flex-basis 500ms cubic-bezier(0.65, 0, 0.35, 1);
}

.auth-form-inner {
  width: 100%;
  max-width: 360px;
}

.brand {
  text-align: left;
  margin-bottom: var(--space-xl);
}

.brand-name {
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.brand-tagline {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.form-error {
  font-size: var(--font-size-sm);
  color: var(--color-error);
  min-height: 18px;
  display: block;
}

.password-field {
  position: relative;
  display: flex;
  align-items: center;
}

.password-field .form-input {
  padding-right: 44px;
}

.password-toggle {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: color var(--transition-fast);
}

.password-toggle:hover {
  color: var(--color-text-primary);
}

.form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-sm);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.form-link {
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.form-link:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

.auth-banner {
  padding: 12px var(--space-md);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
}

.auth-banner-error {
  background-color: var(--color-error-bg);
  border: 1px solid rgba(248, 113, 113, 0.3);
  color: var(--color-error);
}

.auth-footer {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-lg);
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  z-index: 1000;
}

.modal-overlay[hidden] { display: none; }

.modal-card {
  width: 100%;
  max-width: 480px;
  max-height: 105vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.modal-card-lg { max-width: 640px; }
.modal-card-sm { max-width: 400px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.modal-title {
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: var(--radius-sm);
  display: flex;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--color-text-primary);
  background-color: var(--color-surface-alt);
}

.modal-body {
  padding: var(--space-xl);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  flex: 1;
  min-height: 0;
}

.modal-body[hidden] { display: none; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

.modal-tabs {
  display: flex;
  gap: var(--space-xs);
  padding: 0 var(--space-xl);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.modal-tab {
  background: none;
  border: none;
  padding: var(--space-md) var(--space-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.modal-tab:hover { color: var(--color-text-primary); }

.modal-tab-active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.form-section-label {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-top: var(--space-sm);
}

.form-section-label:first-child { margin-top: 0; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
}

.bulk-rows-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.bulk-row {
  position: relative;
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.bulk-row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bulk-row-label {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text-secondary);
}

.bulk-row-remove-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  display: flex;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.bulk-row-remove-btn:hover {
  color: var(--color-error);
  background-color: var(--color-error-bg);
}

.btn-secondary {
  background-color: var(--color-surface-alt);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover:not(:disabled) { background-color: var(--color-border); }

.btn-outline {
  background-color: transparent;
  color: var(--color-accent);
  border: 1px dashed var(--color-accent);
}

.btn-outline:hover:not(:disabled) { background-color: rgba(45, 212, 191, 0.08); }

.btn-danger {
  background-color: var(--color-error);
  color: var(--color-bg);
}

.btn-danger:hover:not(:disabled) { background-color: #ef4444; }

.search-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px var(--space-md);
  color: var(--color-text-muted);
}

.search-input {
  flex: 1;
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  outline: none;
}

.search-input::placeholder { color: var(--color-text-muted); }

.form-note {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: calc(var(--space-sm) * -1);
}

.accordion-section {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  overflow: auto;
}

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background-color: var(--color-surface-alt);
  border: none;
  cursor: pointer;
  color: var(--color-text-primary);
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.accordion-header:hover { background-color: var(--color-border); }

.accordion-chevron { transition: transform 200ms ease; }

.accordion-section.accordion-open .accordion-chevron { transform: rotate(180deg); }

.accordion-content {
  max-height: 0;
  overflow: auto;
  transition: max-height 400ms ease;
}

.accordion-section.accordion-open .accordion-content {
  max-height: 2000px;
  overflow: auto;
}

.accordion-content-inner { padding: 12px 16px; }

.detail-stat-row {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.detail-stat-box {
  flex: 1;
  min-width: 140px;
  background-color: var(--color-surface-alt);
  border-radius: var(--radius-md);
  padding: 12px 16px;
}

.detail-stat-box-value {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
}

.detail-stat-box-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .auth-split-card {
    flex-direction: column;
    min-height: auto;
  }

  .auth-brand-panel,
  .auth-split-card:hover .auth-brand-panel,
  .auth-form-panel,
  .auth-split-card:hover .auth-form-panel {
    flex-basis: auto;
  }

  .auth-brand-panel { padding: var(--space-xl) 0; }

  .modal-header,
  .modal-tabs {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .modal-body { padding: var(--space-md); }

  .form-grid { grid-template-columns: 1fr; }
}