/*
  AUDIENIX SETTINGS - CSS usando SOLO tokens del styleguide oficial
  ==================================================================
  Versión simplificada: Layout vertical sin sidebar
  Prefijo: --ax-* para evitar conflictos
  Base: variables del styleguide en global.css y main.css
*/

/* ===== PAGE BASE ===== */
.settings-page {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--ax-space-6, 24px);
  background: var(--ax-color-bg-primary, #ffffff);
  min-height: calc(100vh - 100px);
}

/* ===== PAGE HEADER ===== */
.page-header {
  margin-bottom: var(--ax-space-8, 32px);
  padding-bottom: var(--ax-space-6, 24px);
  border-bottom: 1px solid var(--ax-color-border, #e5e7eb);
}

.page-header__content {
  display: flex;
  flex-direction: column;
  gap: var(--ax-space-2, 8px);
}

.page-header__title {
  display: flex;
  align-items: center;
  gap: var(--ax-space-3, 12px);
  font-size: var(--ax-font-size-2xl, 1.5rem);
  font-weight: 700;
  color: var(--ax-color-text-primary, #1f2937);
  margin: 0;
  letter-spacing: -0.025em;
}

.page-header__icon {
  width: 28px;
  height: 28px;
  color: var(--ax-color-primary, #3b82f6);
}

.page-header__subtitle {
  font-size: var(--ax-font-size-sm, 0.875rem);
  color: var(--ax-color-text-secondary, #6b7280);
  margin: 0;
}

/* ===== SECTIONS CONTAINER ===== */
.settings-sections {
  display: flex;
  flex-direction: column;
  gap: var(--ax-space-6, 24px);
}

/* ===== SECTION ===== */
.settings-section {
  background: var(--ax-color-bg-card, #ffffff);
  border: 1px solid var(--ax-color-border, #e5e7eb);
  border-radius: var(--ax-radius-lg, 12px);
  overflow: hidden;
}

.settings-section__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ax-space-4, 16px) var(--ax-space-5, 20px);
  background: var(--ax-color-bg-secondary, #f9fafb);
  border-bottom: 1px solid var(--ax-color-border, #e5e7eb);
}

.settings-section__title-group {
  display: flex;
  align-items: center;
  gap: var(--ax-space-3, 12px);
}

.settings-section__icon {
  width: 20px;
  height: 20px;
  color: var(--ax-color-primary, #3b82f6);
}

.settings-section__title {
  font-size: var(--ax-font-size-base, 1rem);
  font-weight: 600;
  color: var(--ax-color-text-primary, #1f2937);
  margin: 0;
}

.settings-section__content {
  padding: var(--ax-space-5, 20px);
  display: flex;
  flex-direction: column;
  gap: var(--ax-space-5, 20px);
}

/* ===== FORM FIELD ===== */
.settings-field {
  display: flex;
  flex-direction: column;
  gap: var(--ax-space-2, 8px);
}

.settings-field__label {
  font-size: var(--ax-font-size-sm, 0.875rem);
  font-weight: 500;
  color: var(--ax-color-text-primary, #1f2937);
}

.settings-field__input {
  padding: var(--ax-space-3, 12px) var(--ax-space-4, 16px);
  font-size: var(--ax-font-size-sm, 0.875rem);
  color: var(--ax-color-text-primary, #1f2937);
  background: var(--ax-color-bg-primary, #ffffff);
  border: 1px solid var(--ax-color-border, #e5e7eb);
  border-radius: var(--ax-radius-md, 8px);
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.settings-field__input:focus {
  outline: none;
  border-color: var(--ax-color-primary, #3b82f6);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.settings-field__select {
  padding: var(--ax-space-3, 12px) var(--ax-space-4, 16px);
  font-size: var(--ax-font-size-sm, 0.875rem);
  color: var(--ax-color-text-primary, #1f2937);
  background: var(--ax-color-bg-primary, #ffffff);
  border: 1px solid var(--ax-color-border, #e5e7eb);
  border-radius: var(--ax-radius-md, 8px);
  cursor: pointer;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.settings-field__select:focus {
  outline: none;
  border-color: var(--ax-color-primary, #3b82f6);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.settings-field__value {
  font-size: var(--ax-font-size-sm, 0.875rem);
  color: var(--ax-color-text-secondary, #6b7280);
}

/* ===== PLAN INFO ===== */
.settings-plan {
  display: flex;
  align-items: center;
  gap: var(--ax-space-4, 16px);
}

.settings-plan__badge {
  display: inline-flex;
  align-items: center;
  padding: var(--ax-space-1, 4px) var(--ax-space-3, 12px);
  background: var(--ax-color-primary-light, #dbeafe);
  color: var(--ax-color-primary-dark, #1e40af);
  font-size: var(--ax-font-size-xs, 0.75rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--ax-radius-full, 9999px);
}

/* ===== PAYMENT INFO ===== */
.settings-payment {
  display: flex;
  align-items: center;
  gap: var(--ax-space-3, 12px);
  padding: var(--ax-space-3, 12px) var(--ax-space-4, 16px);
  background: var(--ax-color-bg-secondary, #f9fafb);
  border: 1px solid var(--ax-color-border, #e5e7eb);
  border-radius: var(--ax-radius-md, 8px);
}

.settings-payment__icon {
  width: 20px;
  height: 20px;
  color: var(--ax-color-text-secondary, #6b7280);
}

.settings-payment__number {
  flex: 1;
  font-size: var(--ax-font-size-sm, 0.875rem);
  font-family: monospace;
  color: var(--ax-color-text-primary, #1f2937);
}

/* ===== EMPTY STATE ===== */
.settings-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--ax-space-2, 8px);
  padding: var(--ax-space-6, 24px);
  text-align: center;
}

.settings-empty__icon {
  width: 40px;
  height: 40px;
  color: var(--ax-color-text-muted, #9ca3af);
}

.settings-empty__text {
  font-size: var(--ax-font-size-sm, 0.875rem);
  color: var(--ax-color-text-muted, #9ca3af);
  margin: 0;
}

/* ===== CREDITS SECTION ===== */
.settings-credits {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ax-space-5, 20px);
  background: var(--bg-secondary, #f9fafb);
  border: 1px solid var(--border-light, #e5e7eb);
  border-radius: var(--ax-radius-lg, 12px);
  margin-bottom: var(--ax-space-5, 20px);
}

.settings-credits__balance {
  display: flex;
  align-items: center;
  gap: var(--ax-space-4, 16px);
}

.settings-credits__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--primary-blue, #3b82f6);
  border-radius: var(--ax-radius-md, 8px);
  color: var(--text-white, white);
}

.settings-credits__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.settings-credits__amount {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary, #1f2937);
  line-height: 1;
}

.settings-credits__label {
  font-size: var(--ax-font-size-sm, 0.875rem);
  color: var(--text-secondary, #6b7280);
}

.settings-credits__plan {
  display: flex;
  align-items: center;
  gap: var(--ax-space-2, 8px);
}

.settings-credits__plan-label {
  font-size: var(--ax-font-size-sm, 0.875rem);
  color: var(--text-secondary, #6b7280);
}

.settings-credits__plan-badge {
  font-size: var(--ax-font-size-sm, 0.875rem);
  font-weight: 600;
  color: var(--ax-color-primary, #3b82f6);
  background: var(--ax-color-primary-light, #eff6ff);
  padding: 4px 12px;
  border-radius: 12px;
}

.settings-credits__history {
  margin-top: var(--ax-space-4, 16px);
}

.settings-credits__history-title {
  font-size: var(--ax-font-size-sm, 0.875rem);
  font-weight: 600;
  color: var(--ax-color-text-secondary, #6b7280);
  margin: 0 0 var(--ax-space-3, 12px) 0;
}

.settings-credits__transactions {
  display: flex;
  flex-direction: column;
  gap: var(--ax-space-2, 8px);
}

.settings-credits__transaction {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ax-space-3, 12px);
  background: var(--ax-color-bg-secondary, #f9fafb);
  border-radius: var(--ax-radius-md, 8px);
}

.settings-credits__tx-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.settings-credits__tx-desc {
  font-size: var(--ax-font-size-sm, 0.875rem);
  color: var(--ax-color-text-primary, #1f2937);
}

.settings-credits__tx-date {
  font-size: var(--ax-font-size-xs, 0.75rem);
  color: var(--ax-color-text-muted, #9ca3af);
}

.settings-credits__tx-amount {
  font-weight: 600;
  font-size: var(--ax-font-size-sm, 0.875rem);
}

.settings-credits__transaction--debit .settings-credits__tx-amount {
  color: var(--error, #ef4444);
}

.settings-credits__transaction--credit .settings-credits__tx-amount {
  color: var(--success, #10b981);
}

.settings-credits__empty,
.settings-credits__loading {
  font-size: var(--ax-font-size-sm, 0.875rem);
  color: var(--ax-color-text-muted, #9ca3af);
  text-align: center;
  padding: var(--ax-space-4, 16px);
  margin: 0;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--ax-space-2, 8px);
  padding: var(--ax-space-2, 8px) var(--ax-space-4, 16px);
  font-size: var(--ax-font-size-sm, 0.875rem);
  font-weight: 500;
  border-radius: var(--ax-radius-md, 8px);
  border: none;
  cursor: pointer;
  transition: all 150ms ease;
}

.btn--primary {
  background: var(--ax-color-primary, #3b82f6);
  color: var(--ax-color-white, #ffffff);
}

.btn--primary:hover {
  background: var(--ax-color-primary-dark, #2563eb);
}

.btn--secondary {
  background: var(--ax-color-bg-secondary, #f9fafb);
  color: var(--ax-color-text-primary, #1f2937);
  border: 1px solid var(--ax-color-border, #e5e7eb);
}

.btn--secondary:hover {
  background: var(--ax-color-border, #e5e7eb);
}

.btn--sm {
  padding: var(--ax-space-1, 4px) var(--ax-space-3, 12px);
  font-size: var(--ax-font-size-xs, 0.75rem);
}

/* ===== ACCESSIBILITY ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .settings-page {
    padding: var(--ax-space-4, 16px);
  }

  .page-header__title {
    font-size: var(--ax-font-size-xl, 1.25rem);
  }

  .settings-section__header {
    padding: var(--ax-space-3, 12px) var(--ax-space-4, 16px);
  }

  .settings-section__content {
    padding: var(--ax-space-4, 16px);
  }

  .settings-plan {
    flex-direction: column;
    align-items: flex-start;
  }

  .settings-payment {
    flex-wrap: wrap;
  }
}