/* ==========================================================================
   ZapNotei — Auth Shell (single source of truth pra todas surfaces auth)
   --------------------------------------------------------------------------
   Importado por TODOS prototypes auth (01-auth/*) + onboarding (02-onboarding/*)
   pra garantir paridade visual cross-surface. Mesmo card width, mesmo padding,
   mesmo logo size, mesmo OTP row, mesmo botão.

   Princípio: auth surfaces parecem A MESMA página com conteúdo diferente.
   Mudança aqui propaga pra todas surfaces consumidoras automaticamente.

   Consumido via:
     <link rel="stylesheet" href="../../../../design-system/shared/auth-shell.css">
     (path no _dist/: ../_design-system/shared/auth-shell.css — sed-ajustado)

   Surfaces consumidoras (qualquer tela centerpiece-card-style):
   • 01.1-auth-login
   • 01.2-auth-otp-verify
   • 01.3-auth-totp-2fa
   • 02.1-onboarding-administrador        (early lead capture, ADR-0021)
   • 02.2-onboarding-empresa-cnpj-cep
   • 02.3-onboarding-a1-upload
   • 02.4-onboarding-confirmacao
   ========================================================================== */

/* ── Reset ────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

/* ── Page shell ────────────────────────────────────────────────────────
   Mobile-first puro. Flex column body, page centered. */
body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-surface);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

.auth-page {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: var(--space-56) var(--space-16) var(--space-32);
}

/* ── Card canônico ────────────────────────────────────────────────────
   max-width 480px FIXO pra TODAS surfaces auth — slots OTP rendem mesma
   largura cross-surface. Wizard que precisa mais content adapta verticalmente
   (não horizontalmente) — quebra padrão se mudar max-width. */
.auth-card {
  width: 100%;
  max-width: 480px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  padding: var(--space-32) var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-20);
}

/* ── Logo ──────────────────────────────────────────────────────────────
   Pattern dual-img + swap automático via prototype-chrome.css [data-theme].
   Tamanho 44px height — auth/onboarding centerpiece canônico. */
.auth-logo {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: var(--space-4);
}
.auth-logo img { display: block; height: 44px; width: auto; }

/* ── Heading ──────────────────────────────────────────────────────────
   Title Poppins 600 22→24px (mobile/tablet+). Subtitle Lato 14px secondary. */
.auth-head {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.auth-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  line-height: 28px;
  color: var(--text-primary);
  letter-spacing: -0.2px;
}
.auth-subtitle {
  margin: 0;
  font-size: 14px;
  line-height: 20px;
  color: var(--text-secondary);
}
.auth-email {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 14px;
}

.auth-divider {
  height: 1px;
  background: var(--border-subtle);
  border: 0;
  margin: 0;
}

/* ── Icon decorativo (mail, lock, check, etc) ────────────────────────
   Círculo 64×64 com bg state-token + ícone 28px stroke 1.75. */
.auth-icon { display: flex; justify-content: center; }
.auth-icon-circle {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--primary-8);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}
.auth-icon-circle svg { width: 28px; height: 28px; stroke-width: 1.75; }
.auth-icon-circle.success { background: var(--success-bg); color: var(--success); }
.auth-icon-circle.warn    { background: var(--warning-bg); color: var(--warning-fg-on-bg); }
.auth-icon-circle.danger  { background: var(--error-bg); color: var(--error); }

/* ── Form fields ──────────────────────────────────────────────────────
   Input height 48px, font 16px (anti-zoom iOS), border radius md. */
.auth-form { display: flex; flex-direction: column; gap: var(--space-14); }
.field { display: flex; flex-direction: column; gap: var(--space-6); }
.field-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.1px;
}
.field-input {
  height: 48px;
  padding: 0 var(--space-16);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 24px;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color var(--transition-micro), box-shadow var(--transition-micro);
}
.field-input::placeholder { color: var(--text-tertiary); }
.field-input:hover { border-color: var(--border-hover); }
.field-input:focus-visible {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-15);
}
.field-input[aria-invalid="true"] {
  border-color: var(--error);
  box-shadow: 0 0 0 3px var(--error-bg);
}
.field-input:disabled,
.field-input[readonly] {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  cursor: not-allowed;
}
.field-error {
  font-size: 13px;
  color: var(--error);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  text-align: center;
}
.field-error svg { width: 14px; height: 14px; flex-shrink: 0; }

/* ── OTP row (canônico cross-surface) ──────────────────────────────────
   Flex (não grid) — margin em grid item 1fr invade gap. Slots aspect-ratio
   1:1 sempre quadrados independente do card width. Group separator via
   margin-right no 3º slot. Gap 4px mobile / 8px tablet+. */
.otp-row {
  display: flex;
  gap: var(--space-4);
  align-items: stretch;
}
.otp-row .otp-slot:nth-child(3) { margin-right: var(--space-4); }
.otp-slot {
  flex: 1;
  min-width: 0;
  aspect-ratio: 1 / 1;
  min-height: 48px;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  line-height: 1;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-sm-plus);
  outline: none;
  transition: border-color var(--transition-micro), box-shadow var(--transition-micro);
}
.otp-slot:hover { border-color: var(--border-hover); }
.otp-slot[value]:not([value=""]) { border-color: var(--primary); color: var(--primary); }
.otp-slot:focus-visible {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-15);
}
.otp-slot[aria-invalid="true"] {
  border-color: var(--error);
  color: var(--error);
  box-shadow: 0 0 0 3px var(--error-bg);
}
.otp-slot[disabled],
.otp-slot[readonly] {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  cursor: not-allowed;
}
@supports not (aspect-ratio: 1) {
  .otp-slot { height: 56px; }
}

/* OTP shake erro */
@keyframes otp-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-3px); }
  75% { transform: translateX(3px); }
}
.otp-row.is-error { animation: otp-shake 200ms ease-in-out; }
@media (prefers-reduced-motion: reduce) {
  .otp-row.is-error { animation: none; }
}

/* OTP meta (counter, hint) */
.otp-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  font-size: 13px;
  color: var(--text-secondary);
}
.otp-meta svg { width: 14px; height: 14px; }
.otp-meta strong { color: var(--text-primary); font-weight: 600; font-variant-numeric: tabular-nums; }
.otp-meta.is-warn { color: var(--warning-fg-on-bg); }
.otp-meta.is-warn svg { color: var(--warning-fg-on-bg); }

/* ── Buttons ──────────────────────────────────────────────────────────
   Primary 48h accent. Secondary 44h outline. Link 13px ghost. */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  height: 48px;
  padding: 0 var(--space-18);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  line-height: 20px;
  color: var(--text-on-accent);
  background: var(--accent);
  border: 0;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-micro), transform var(--transition-micro);
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.btn-primary:disabled,
.btn-primary[aria-disabled="true"] {
  background: var(--accent-muted);
  color: var(--text-tertiary);
  cursor: not-allowed;
}
.btn-primary svg { width: 18px; height: 18px; flex-shrink: 0; }
.btn-primary .spinner {
  width: 16px; height: 16px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: var(--radius-full);
  animation: btn-spin 700ms linear infinite;
}
@keyframes btn-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .btn-primary .spinner { animation: none; }
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  height: 44px;
  padding: 0 var(--space-16);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-micro), background var(--transition-micro);
}
.btn-secondary:hover {
  border-color: var(--border-hover);
  background: var(--bg-elevated);
}
.btn-secondary:disabled,
.btn-secondary[aria-disabled="true"] {
  color: var(--text-tertiary);
  cursor: not-allowed;
}
.btn-secondary svg { width: 16px; height: 16px; flex-shrink: 0; }

.btn-link {
  background: none;
  border: 0;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-secondary);
  padding: var(--space-8) var(--space-10);
  border-radius: var(--radius-sm-plus);
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  transition: color var(--transition-micro), background var(--transition-micro);
}
.btn-link:hover { color: var(--text-primary); background: var(--bg-elevated); }
.btn-link svg { width: 14px; height: 14px; }

/* ── State cards (success / warn / danger) ───────────────────────────── */
.auth-state-card {
  padding: var(--space-20) var(--space-18);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  text-align: center;
}
.auth-state-card.danger  { background: var(--banner-danger-bg); border: 1px solid var(--banner-danger-border); color: var(--banner-danger-fg); }
.auth-state-card.warn    { background: var(--banner-warn-bg);   border: 1px solid var(--banner-warn-border);   color: var(--banner-warn-fg); }
.auth-state-card.success { background: var(--toast-success-bg); border: 1px solid var(--toast-success-border); color: var(--toast-success-fg); }
.auth-state-card-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  line-height: 24px;
  margin: 0;
}
.auth-state-card-desc { font-size: 14px; line-height: 20px; margin: 0; opacity: 0.95; }

/* ── Banner inline (rate limit, info) ───────────────────────────────── */
.auth-banner {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-12);
  align-items: center;
  padding: var(--space-12) var(--space-20) var(--space-12) var(--space-22);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 14px;
}
.auth-banner::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--b-border);
}
.auth-banner.warn   { --b-fg: var(--banner-warn-fg);   --b-border: var(--banner-warn-border);   background: var(--banner-warn-bg); }
.auth-banner.danger { --b-fg: var(--banner-danger-fg); --b-border: var(--banner-danger-border); background: var(--banner-danger-bg); }
.auth-banner.info   { --b-fg: var(--banner-info-fg);   --b-border: var(--banner-info-border);   background: var(--banner-info-bg); }
.auth-banner .b-icon { width: 20px; height: 20px; color: var(--b-fg); }
.auth-banner .b-icon svg { width: 100%; height: 100%; stroke: currentColor; stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.auth-banner .b-body { min-width: 0; color: var(--b-fg); }
.auth-banner .b-title { font-weight: 600; line-height: 20px; }
.auth-banner .b-desc { font-size: 13px; line-height: 18px; opacity: 0.85; margin-top: 2px; }

/* ── Footer links ───────────────────────────────────────────────────── */
.auth-footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-12);
  font-size: 12px;
}
.auth-footer-links a {
  color: var(--text-tertiary);
  text-decoration: none;
  transition: color var(--transition-micro);
}
.auth-footer-links a:hover { color: var(--text-secondary); }
.auth-footer-links span { color: var(--text-tertiary); }

/* ── State pills (apoio à navegação visual entre estados — não é UI prod) */
.state-pills {
  position: sticky;
  top: var(--proto-chrome-h, 0);
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  padding: var(--space-12) var(--space-16);
  background: color-mix(in oklab, var(--bg-card) 92%, transparent);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(8px);
  font-family: var(--font-body);
}
.state-pills__label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  align-self: center;
  margin-right: var(--space-4);
}
.state-pills__group {
  display: flex; gap: var(--space-6); flex-wrap: wrap;
  padding-right: var(--space-12);
  border-right: 1px solid var(--border-subtle);
}
.state-pills__group:last-of-type { border-right: 0; padding-right: 0; }
.state-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-6) var(--space-12);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-micro);
}
.state-pill:hover { border-color: var(--border-hover); color: var(--text-primary); }
.state-pill[aria-pressed="true"] {
  background: var(--primary);
  color: var(--text-on-dark);
  border-color: var(--primary);
}

[data-state] { display: none; }
[data-state].is-active { display: contents; }

/* ── Resume banner (cross-channel onboarding sync — ADR-0022) ──────────
   Aparece no topo do card quando `onboarding_progress.resumed_count > 0`
   indicando ao user que o sistema retomou de onde ele parou. */
.resume-banner {
  display: flex;
  align-items: center;
  gap: var(--space-10);
  padding: var(--space-10) var(--space-14);
  background: var(--banner-info-bg);
  border: 1px solid var(--banner-info-border);
  border-left-width: 3px;
  border-radius: var(--radius-md);
  font-size: 12px;
  color: var(--banner-info-fg);
  line-height: 16px;
  animation: resume-fade-in 320ms ease-out;
}
.resume-banner__icon {
  width: 16px; height: 16px;
  color: var(--banner-info-fg);
  flex-shrink: 0;
}
.resume-banner__icon svg { width: 100%; height: 100%; stroke-width: 2; }
.resume-banner strong { font-weight: 600; }
@keyframes resume-fade-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) { .resume-banner { animation: none; } }

/* ── Autosave indicator (ADR-0022 — per-step UPSERT visual feedback) ────
   Discreto. Aparece sticky-bottom-right do card após submit OK pra cada step.
   3 estados: saving / saved / error. */
.autosave-indicator {
  position: absolute;
  bottom: var(--space-12);
  right: var(--space-16);
  display: inline-flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-6) var(--space-10);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 500;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--transition-default), transform var(--transition-default);
  z-index: 3;
}
.autosave-indicator.is-visible { opacity: 1; transform: translateY(0); }
.autosave-indicator__icon { width: 12px; height: 12px; flex-shrink: 0; }
.autosave-indicator__icon svg { width: 100%; height: 100%; stroke-width: 2.5; }
.autosave-indicator.is-saving { color: var(--text-tertiary); }
.autosave-indicator.is-saving .autosave-indicator__icon {
  border: 1.5px solid var(--primary-15);
  border-top-color: var(--primary);
  border-radius: var(--radius-full);
  animation: autosave-spin 700ms linear infinite;
  background: transparent;
}
.autosave-indicator.is-saving .autosave-indicator__icon svg { display: none; }
.autosave-indicator.is-saved { color: var(--success); border-color: var(--toast-success-border); background: var(--toast-success-bg); }
.autosave-indicator.is-saved .autosave-indicator__icon { color: var(--success); }
.autosave-indicator.is-error { color: var(--error); border-color: var(--banner-danger-border); background: var(--banner-danger-bg); }
@keyframes autosave-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .autosave-indicator.is-saving .autosave-indicator__icon { animation: none; }
  .autosave-indicator { transition: none; }
}

/* ── Wizard stepper (cross-surface onboarding) ─────────────────────────
   3-N dots conectados por linha. Usado em onboarding/wizards multi-step.
   Anatomy: dot 28px circle + label sm abaixo + connector line entre dots. */
.wizard-stepper {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 0 var(--space-4);
  margin-bottom: var(--space-4);
}
.wizard-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  flex: 1;
  min-width: 0;
  position: relative;
}
.wizard-step__dot {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  line-height: 1;
  z-index: 1;
  transition: background var(--transition-default), border-color var(--transition-default), color var(--transition-default);
}
.wizard-step__dot svg { width: 14px; height: 14px; stroke-width: 2.5; }
.wizard-step__label {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-tertiary);
  letter-spacing: 0.02em;
  text-align: center;
  line-height: 14px;
  transition: color var(--transition-default);
}
.wizard-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 13px;
  left: calc(50% + 16px);
  right: calc(-50% + 16px);
  height: 2px;
  background: var(--border-subtle);
  z-index: 0;
  transition: background var(--transition-default);
}
.wizard-step.is-current .wizard-step__dot {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--text-on-accent);
  box-shadow: 0 0 0 4px var(--primary-15);
}
.wizard-step.is-current .wizard-step__label { color: var(--text-primary); font-weight: 600; }
.wizard-step.is-done .wizard-step__dot {
  background: var(--success);
  border-color: var(--success);
  color: var(--text-on-accent);
}
.wizard-step.is-done .wizard-step__label { color: var(--text-secondary); }
.wizard-step.is-done:not(:last-child)::after { background: var(--success); }

/* ── Form helpers extra (onboarding) ─────────────────────────────────── */
.field-hint {
  font-size: 12px;
  line-height: 16px;
  color: var(--text-tertiary);
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
}
.field-hint svg { width: 13px; height: 13px; flex-shrink: 0; margin-top: 1px; opacity: 0.8; }
.field-hint strong { color: var(--text-secondary); font-weight: 600; }

.field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-14);
}
@media (min-width: 480px) {
  .field-row.cols-2 { grid-template-columns: 1fr 1fr; }
  .field-row.cols-1-2 { grid-template-columns: minmax(0, 88px) 1fr; }
}

.form-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}
.form-section + .form-section { margin-top: var(--space-8); }
.form-section__head {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.form-section__head h2,
.form-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  line-height: 20px;
  color: var(--text-primary);
  letter-spacing: -0.1px;
}
.form-section__head .form-section__index {
  width: 22px; height: 22px;
  border-radius: var(--radius-full);
  background: var(--primary-8);
  color: var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  flex-shrink: 0;
}
.form-section__divider {
  height: 1px;
  background: var(--border-subtle);
  border: 0;
  margin: var(--space-4) 0;
}

.field-checkbox {
  display: inline-flex;
  align-items: center;
  gap: var(--space-10);
  cursor: pointer;
  user-select: none;
  font-size: 13px;
  color: var(--text-secondary);
}
.field-checkbox input[type="checkbox"] {
  appearance: none;
  width: 18px; height: 18px;
  border: 1.5px solid var(--border-default);
  border-radius: 4px;
  background: var(--bg-card);
  cursor: pointer;
  transition: background var(--transition-micro), border-color var(--transition-micro);
  position: relative;
  flex-shrink: 0;
}
.field-checkbox input[type="checkbox"]:hover { border-color: var(--border-hover); }
.field-checkbox input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}
.field-checkbox input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  inset: 2px;
  background: var(--text-on-accent);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") no-repeat center / contain;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") no-repeat center / contain;
}
.field-checkbox input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Native select dressed with field-input look */
.field-select {
  height: 48px;
  padding: 0 var(--space-44) 0 var(--space-16);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 24px;
  color: var(--text-primary);
  background: var(--bg-card) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237b8794' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>") no-repeat right var(--space-16) center / 18px;
  border: 1px solid var(--border-input);
  border-radius: var(--radius-md);
  appearance: none;
  cursor: pointer;
  transition: border-color var(--transition-micro), box-shadow var(--transition-micro);
}
.field-select:hover { border-color: var(--border-hover); }
.field-select:focus-visible {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-15);
  outline: 0;
}

/* ── Button row (secondary + primary stack/inline) ──────────────────── */
.btn-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
  margin-top: var(--space-4);
}
@media (min-width: 480px) {
  .btn-row.inline { flex-direction: row-reverse; align-items: stretch; }
  .btn-row.inline .btn-primary { flex: 1; }
  .btn-row.inline .btn-secondary { flex: 0 0 auto; min-width: 120px; }
}

/* ══════════════════════════════════════════════════════════════════════
   Tablet ≥640px — apenas font-size scale up + padding card maior.
   max-width do card MANTIDO 480px pra paridade slot OTP cross-surface.
   Onboarding wizards podem expandir até 560px (mais content vertical).
   ══════════════════════════════════════════════════════════════════════ */
@media (min-width: 640px) {
  .auth-page { padding-top: var(--space-80); }
  .auth-card { padding: var(--space-40) var(--space-32); gap: var(--space-24); }
  .auth-card.is-wizard { max-width: 560px; }
  .auth-title { font-size: 24px; line-height: 30px; }
  .otp-slot { font-size: 26px; }
  .otp-row { gap: var(--space-8); }
  .otp-row .otp-slot:nth-child(3) { margin-right: var(--space-8); }
  .wizard-step__label { font-size: 12px; }
}

/* ══════════════════════════════════════════════════════════════════════
   Desktop ≥1024px — apenas spacing top/bottom maior.
   max-width do card MANTIDO 480px (NUNCA crescer pra auth simples).
   Wizard mantém 560px.
   ══════════════════════════════════════════════════════════════════════ */
@media (min-width: 1024px) {
  .auth-page { padding-top: 96px; padding-bottom: var(--space-64); }
}