/* ==========================================================================
   m3.css - Componentes base Material Design 3
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--md-font-body);
  color: var(--md-on-surface);
  background: var(--md-background);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-family: var(--md-font-display);
  color: var(--md-on-surface);
  margin: 0;
  line-height: 1.18;
  letter-spacing: -0.01em;
  font-weight: 700;
}
h1 { font-size: clamp(1.8rem, 2.6vw + 1rem, 2.6rem); }
h2 { font-size: clamp(1.4rem, 1.4vw + 1rem, 2rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
}

img, svg { display: block; max-width: 100%; }

/* Container */
.container {
  width: 100%;
  max-width: var(--md-container);
  margin: 0 auto;
  padding: 0 var(--md-space-6);
}

/* Botões M3 */
.btn {
  --bg: var(--md-primary);
  --fg: var(--md-on-primary);
  --bd: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--md-space-2);
  border: 1px solid var(--bd);
  background: var(--bg);
  color: var(--fg);
  font: 500 0.95rem/1 var(--md-font-body);
  padding: 10px 18px;
  border-radius: var(--md-radius-pill);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background var(--md-dur-short) var(--md-easing-standard),
              transform var(--md-dur-short) var(--md-easing-standard),
              box-shadow var(--md-dur-medium) var(--md-easing-standard);
  text-decoration: none;
  user-select: none;
  white-space: nowrap;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  transition: opacity var(--md-dur-medium) var(--md-easing-standard);
  pointer-events: none;
}
.btn:hover { text-decoration: none; box-shadow: var(--md-elev-2); }
.btn:hover::after { opacity: 0.08; }
.btn:active::after { opacity: 0.14; }
.btn:focus-visible {
  outline: 2px solid var(--md-primary);
  outline-offset: 2px;
}
.btn[disabled], .btn[aria-disabled="true"] {
  background: rgba(0,0,0,0.12);
  color: rgba(0,0,0,0.36);
  cursor: not-allowed;
  box-shadow: none;
}

.btn--primary { --bg: var(--md-primary); --fg: var(--md-on-primary); }
.btn--primary:hover { --bg: var(--md-primary-hover); }
.btn--tonal {
  --bg: var(--md-primary-container);
  --fg: var(--md-on-primary-container);
}
.btn--tonal:hover { --bg: #C5D6EE; }
.btn--text {
  --bg: transparent;
  --fg: var(--md-primary);
  padding: 8px 12px;
}
.btn--text:hover { background: rgba(26, 111, 203, 0.08); box-shadow: none; }
.btn--text.btn--active {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}
.btn--outline {
  --bg: transparent;
  --fg: var(--md-on-surface);
  --bd: var(--md-outline);
}
.btn--lg { padding: 14px 26px; font-size: 1rem; }
.btn--full { width: 100%; padding: 14px 24px; }

.btn__spinner {
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  display: none;
  animation: spin 0.7s linear infinite;
}
.btn.is-loading .btn__spinner { display: inline-block; }
.btn.is-loading .btn__label { opacity: 0.7; }

@keyframes spin { to { transform: rotate(360deg); } }

/* Icon button */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  color: var(--md-on-surface-variant);
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--md-dur-short);
}
.icon-btn:hover { background: rgba(0,0,0,0.06); color: var(--md-on-surface); }
.icon-btn--danger { color: #B3261E; }
.icon-btn--danger:hover { background: rgba(179, 38, 30, 0.10); color: #B3261E; }

/* Text field M3 outlined */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}
.field__label {
  font: 500 0.85rem/1.2 var(--md-font-body);
  color: var(--md-on-surface-variant);
}
.field__input {
  font: 400 1rem/1.5 var(--md-font-body);
  color: var(--md-on-surface);
  background: var(--md-surface);
  border: 1px solid var(--md-outline);
  border-radius: var(--md-radius-sm);
  padding: 12px 14px;
  outline: none;
  transition: border-color var(--md-dur-short), box-shadow var(--md-dur-short);
  width: 100%;
}
.field__input:hover { border-color: var(--md-on-surface); }
.field__input:focus {
  border-color: var(--md-primary);
  border-width: 2px;
  padding: 11px 13px; /* compensa o +1px */
}
textarea.field__input { resize: vertical; min-height: 96px; }
.field__hint {
  font: 400 0.78rem/1.4 var(--md-font-body);
  color: var(--md-on-surface-variant);
}
.field__with-action { position: relative; }
.field__with-action .field__input { padding-right: 48px; }
.field__action {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: 0;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--md-on-surface-variant);
  cursor: pointer;
  border-radius: 50%;
}
.field__action:hover { background: rgba(0,0,0,0.06); }

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--md-space-3);
}

.form {
  display: flex;
  flex-direction: column;
  gap: var(--md-space-4);
}
.form--inline {
  flex-direction: row;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--md-space-3);
}
.form--inline .field { min-width: 180px; flex: 1; }
.form--grid {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: var(--md-space-4);
}
.form--grid .field--actions { align-self: end; }
.form__legal {
  font: 400 0.78rem/1.5 var(--md-font-body);
  color: var(--md-on-surface-variant);
  text-align: center;
  margin-top: var(--md-space-2);
}
.g-recaptcha {
  display: inline-flex;
  justify-content: center;
  min-height: 78px;
}

/* Checkbox M3 */
.checkbox {
  display: inline-flex;
  align-items: flex-start;
  gap: var(--md-space-3);
  font: 400 0.85rem/1.5 var(--md-font-body);
  color: var(--md-on-surface-variant);
  cursor: pointer;
}
.checkbox input { position: absolute; opacity: 0; pointer-events: none; }
.checkbox__box {
  flex: 0 0 20px;
  width: 20px;
  height: 20px;
  border: 2px solid var(--md-outline);
  border-radius: 4px;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: transparent;
  margin-top: 2px;
  transition: all var(--md-dur-short);
}
.checkbox input:checked + .checkbox__box {
  background: var(--md-primary);
  border-color: var(--md-primary);
  color: var(--md-on-primary);
}
.checkbox input:focus-visible + .checkbox__box {
  outline: 2px solid var(--md-primary);
  outline-offset: 2px;
}

/* Chip */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 500 0.8rem/1 var(--md-font-body);
  padding: 8px 12px;
  border-radius: var(--md-radius-pill);
  background: var(--md-surface-container);
  color: var(--md-on-surface-variant);
  letter-spacing: 0.01em;
}
.chip--primary {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}
.chip__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse-dot 1.6s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 0.5; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1); }
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  font: 500 0.7rem/1 var(--md-font-body);
  padding: 4px 8px;
  border-radius: var(--md-radius-pill);
  background: var(--md-surface-container-high);
  color: var(--md-on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  vertical-align: middle;
}
.badge--pago,
.badge--aprovado,
.badge--aceito,
.badge--concluido {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
}
.badge--pendente,
.badge--solicitado,
.badge--aguardando_aceite {
  background: var(--md-tertiary-container);
  color: var(--md-on-tertiary-container);
}
.badge--rejeitado,
.badge--recusado,
.badge--cancelado {
  background: var(--md-error-container);
  color: var(--md-on-error-container);
}
.badge--enviado,
.badge--processamento,
.badge--coleta_documentos,
.badge--pagamento_honorarios,
.badge--resultado_consulta,
.badge--orcamento,
.badge--envio_recibo,
.badge--consulta_cpf {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}

/* Card */
.card {
  background: var(--md-surface);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-radius-lg);
  padding: var(--md-space-6);
  box-shadow: var(--md-elev-1);
}
.card__header { margin-bottom: var(--md-space-4); }
.card__title { font: 700 1.1rem/1.3 var(--md-font-display); }
.card__subtitle {
  font: 400 0.85rem/1.4 var(--md-font-body);
  color: var(--md-on-surface-variant);
  margin-top: 4px;
}

/* Alert */
.alert {
  border-radius: var(--md-radius-md);
  padding: 12px 16px;
  font: 500 0.9rem/1.5 var(--md-font-body);
  border: 1px solid transparent;
}
.alert--error { background: var(--md-error-container); color: var(--md-on-error-container); }
.alert--success { background: var(--md-secondary-container); color: var(--md-on-secondary-container); }
.alert--warning { background: var(--md-tertiary-container); color: var(--md-on-tertiary-container); }
.alert--info { background: var(--md-primary-container); color: var(--md-on-primary-container); }

/* Skeleton */
.skeleton {
  background: linear-gradient(90deg, var(--md-surface-container-low) 0%, var(--md-surface-container-high) 50%, var(--md-surface-container-low) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
  border-radius: var(--md-radius-md);
}
.skeleton--qr { width: 100%; aspect-ratio: 1 / 1; max-width: 280px; margin: 0 auto; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* Modal M3 */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--md-space-4);
}
.modal[hidden] { display: none; }
.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 30, 50, 0.55);
  backdrop-filter: blur(2px);
  animation: fade-in var(--md-dur-medium) var(--md-easing-standard);
}
.modal__panel {
  position: relative;
  background: var(--md-surface);
  border-radius: var(--md-radius-xl);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow: auto;
  box-shadow: var(--md-elev-3);
  animation: modal-in var(--md-dur-medium) var(--md-easing-emphasized);
}
.modal__panel--sm { max-width: 420px; }
.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--md-outline-variant);
}
.modal__header h2 {
  margin: 0;
  font: 600 1.1rem/1.2 var(--md-font-display);
  color: var(--md-on-surface);
}
.modal__body { padding: 18px 22px; }
.lgpd p { color: var(--md-on-surface-variant); margin-bottom: var(--md-space-3); }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes modal-in {
  from { opacity: 0; transform: translateY(20px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Snackbar M3 */
.snackbar {
  position: fixed;
  bottom: var(--md-space-6);
  left: 50%;
  transform: translateX(-50%);
  background: var(--md-on-surface);
  color: var(--md-surface);
  padding: 12px 18px;
  border-radius: var(--md-radius-sm);
  box-shadow: var(--md-elev-3);
  font: 500 0.9rem/1.4 var(--md-font-body);
  z-index: 300;
  animation: snackbar-in var(--md-dur-medium) var(--md-easing-emphasized);
  max-width: calc(100% - 32px);
}
.snackbar[hidden] { display: none; }
.snackbar--error { background: var(--md-error); color: var(--md-on-error); }
@keyframes snackbar-in {
  from { opacity: 0; transform: translate(-50%, 20px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

/* Section helpers */
.section { padding: var(--md-space-16) 0; }
.section--alt { background: var(--md-surface-container-low); }
.section__eyebrow {
  display: inline-block;
  font: 600 0.78rem/1 var(--md-font-body);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--md-primary);
  margin-bottom: var(--md-space-3);
}
.section__title { max-width: 720px; }
.section__header { text-align: center; margin-bottom: var(--md-space-10); }
.section__header .section__title { margin: 0 auto; }

.text-primary { color: var(--md-primary); }