/* ==========================================================================
   Peça Ajuda · Design System — Componentes
   Depende de: tokens.css, base.css, motion.css

   Índice
   01. Hairline (borda-gradiente)     14. Cabeçalho e decorações de seção
   02. Ícones                         15. Slot (conteúdo a definir)
   03. Logo                           16. Livro (capa de e-book)
   04. Botões                         17. Janela + Chat
   05. Eyebrow, Badge, Tag            18. Strike (palavra riscada)
   06. Check list, Live dot           19. Estatística
   07. Card                           20. Acordeão (FAQ)
   08. Steps (lista interativa)       21. Plano (oferta)
   09. Campos de formulário           22. Lista de confiança
   10. Mídia (vídeo/imagem)           23. CTA fixo (mobile)
   11. Header                         24. Alerta (mensagem de estado)
   12. Produto: e-book, player, manual 25. Campo de senha (mostrar/ocultar)
                                      26. Botão carregando (.is-loading)
                                      27. Menu da conta (perfil)
   ========================================================================== */

/* ===================================================== 01. Hairline
   Borda de 1px em gradiente via máscara. Componentes que a usam estão
   agrupados aqui; para usar em qualquer elemento, adicione .hairline.
   Personalize com --hairline (gradiente/cor) e --hairline-radius.        */
.hairline,
.card,
.step,
.window {
  position: relative;
}

.hairline::before,
.card::before,
.step::before,
.window::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  padding: var(--border-width);
  border-radius: var(--hairline-radius, inherit);
  background: var(--hairline, var(--gradient-hairline));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-out);
}

/* ===================================================== 02. Ícones
   SVG sprite inline (<symbol id="i-...">). Tamanho = font-size do contexto. */
.icon {
  width: 1em;
  height: 1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--fill {
  fill: currentColor;
  stroke: none;
}

/* Contêiner do sprite (sem estilo inline, por causa da CSP) */
.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

/* ===================================================== 03. Logo */
.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  border-radius: var(--radius-pill);
}

.logo__mark {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: var(--border-width) solid var(--color-accent-deep);
  background: radial-gradient(circle at 50% 45%, var(--color-accent-glow) 0%, var(--ink-950) 85%);
  font-size: 0.75rem;
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  line-height: 1;
  transition:
    border-color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out);
}

.logo__mark .brand-dot {
  width: 3px;
  height: 3px;
  margin-left: 1px;
  align-self: flex-end;
  margin-bottom: 0.95em;
}

.logo__word {
  font-size: 1.0625rem;
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
  line-height: 1;
}

.logo:hover .logo__mark {
  border-color: var(--color-accent);
  box-shadow: var(--glow-sm);
}

/* ===================================================== 04. Botões
   Variantes: --primary (conversão) · --glow (destaque escuro) · --ghost · --link
   Tamanhos:  --sm · (padrão) · --lg · --block
   Partes:    __label · __arrow · __icon · __particles · __spin              */
.btn {
  --btn-h: 3rem;
  --btn-px: var(--space-6);
  --btn-gap: var(--space-3);
  --btn-font: var(--text-md);

  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--btn-gap);
  min-height: var(--btn-h);
  padding-inline: var(--btn-px);
  border-radius: var(--radius-pill);
  font-size: var(--btn-font);
  font-weight: var(--weight-medium);
  line-height: 1;
  letter-spacing: var(--tracking-snug);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition:
    transform var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out),
    background-color var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out),
    color var(--dur-base) var(--ease-out);
}

.btn:active {
  transform: translateY(1px) scale(0.985);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.45;
  pointer-events: none;
}

.btn__label {
  position: relative;
  z-index: 2;
}

/* Seta em pastilha — desliza no hover */
.btn__arrow {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 1.625rem;
  height: 1.625rem;
  margin-right: calc(var(--space-2) * -1);
  border-radius: 50%;
  font-size: 0.875rem;
  transition: transform var(--dur-base) var(--ease-out);
}

.btn:hover .btn__arrow {
  transform: translateX(3px);
}

/* Ícone em disco — usado na variante --glow */
.btn__icon {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  margin-left: calc(var(--space-2) * -1);
  border-radius: 50%;
  font-size: 0.875rem;
  color: var(--color-on-accent);
  background: linear-gradient(180deg, var(--mint-300), var(--mint-500));
  box-shadow: 0 6px 14px -4px rgb(var(--rgb-mint) / 0.5), inset 0 1px 0 rgb(255 255 255 / 0.35);
  transition: transform var(--dur-base) var(--ease-out);
}

.btn:hover .btn__icon {
  transform: scale(1.08);
}

/* --- Primary: menta sólida, brilho interno, partículas ---------------- */
.btn--primary {
  color: var(--color-on-accent);
  background:
    radial-gradient(70% 90% at 50% 100%, rgb(213 246 233 / 0.55) 0%, rgb(213 246 233 / 0) 100%),
    var(--color-accent);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / 0.5),
    inset 0 -1px 0 rgb(0 0 0 / 0.12),
    0 0 0 1px rgb(var(--rgb-mint) / 0.55),
    0 10px 30px -10px rgb(var(--rgb-mint) / 0.6);
}

.btn--primary::before {
  content: "";
  position: absolute;
  inset: 1px;
  z-index: 0;
  border-radius: inherit;
  background: linear-gradient(178deg, rgb(255 255 255 / 0.32) 0%, rgb(255 255 255 / 0) 52%);
  pointer-events: none;
}

.btn--primary .btn__arrow {
  background: rgb(2 14 9 / 0.1);
}

.btn--primary:hover {
  transform: translateY(-1px);
  background-color: var(--color-accent-hover);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / 0.55),
    inset 0 -1px 0 rgb(0 0 0 / 0.12),
    0 0 0 1px rgb(var(--rgb-mint) / 0.7),
    var(--glow-lg);
}

.btn--primary:active {
  background-color: var(--color-accent-press);
}

.btn__particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  border-radius: inherit;
  pointer-events: none;
}

.btn__particles i {
  position: absolute;
  bottom: -8px;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background: #fff;
  animation: float-point 2.2s infinite ease-in-out;
}

.btn__particles i:nth-child(1) { left: 10%; animation-duration: 2.35s; animation-delay: 0.2s; }
.btn__particles i:nth-child(2) { left: 28%; opacity: 0.7; animation-duration: 2.5s; animation-delay: 0.6s; }
.btn__particles i:nth-child(3) { left: 44%; opacity: 0.8; animation-duration: 2.05s; animation-delay: 1.1s; }
.btn__particles i:nth-child(4) { left: 61%; opacity: 0.6; animation-duration: 1.9s; animation-delay: 0.3s; }
.btn__particles i:nth-child(5) { left: 77%; opacity: 0.9; animation-duration: 2.2s; animation-delay: 1.4s; }
.btn__particles i:nth-child(6) { left: 90%; opacity: 0.5; animation-duration: 1.6s; animation-delay: 0.9s; }

/* --- Glow: vidro escuro com borda giratória (destaques secundários) ---- */
.btn--glow {
  overflow: hidden;
  color: var(--color-text);
  background: linear-gradient(180deg, rgb(255 255 255 / 0.16), rgb(255 255 255 / 0) 50%, rgb(255 255 255 / 0.05));
  box-shadow: 0 0 24px rgb(var(--rgb-mint) / 0.18), 0 8px 40px rgb(var(--rgb-mint) / 0.1);
}

.btn--glow::before {
  content: "";
  position: absolute;
  inset: 1px;
  z-index: 1;
  border-radius: inherit;
  background: rgb(4 7 6 / 0.92);
  -webkit-backdrop-filter: blur(var(--blur-md));
  backdrop-filter: blur(var(--blur-md));
}

.btn__spin {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 0;
  width: 200%;
  aspect-ratio: 1;
  translate: -50% -50%;
  background: conic-gradient(from 0deg, transparent 0deg 80deg, rgb(var(--rgb-mint) / 0.9) 180deg, transparent 280deg 360deg);
  animation: spin 3.2s linear infinite;
}

.btn--glow .btn__arrow {
  background: rgb(var(--rgb-mist) / 0.08);
  color: var(--color-text-secondary);
}

.btn--glow:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 44px 6px rgb(var(--rgb-mint) / 0.28);
}

.btn--glow:hover .btn__arrow {
  color: var(--color-text);
}

/* --- Ghost: contorno fino ------------------------------------------- */
.btn--ghost {
  color: var(--color-text);
  background: rgb(var(--rgb-mist) / 0.02);
  box-shadow: inset 0 0 0 1px var(--color-border-strong);
}

.btn--ghost .btn__arrow {
  color: var(--color-text-tertiary);
}

.btn--ghost:hover {
  background: rgb(var(--rgb-mist) / 0.06);
  box-shadow: inset 0 0 0 1px rgb(var(--rgb-mist) / 0.24);
}

.btn--ghost:hover .btn__arrow {
  color: var(--color-accent);
}

/* --- Link: só texto ---------------------------------------------------- */
.btn--link {
  --btn-h: auto;
  --btn-px: 0;
  --btn-gap: var(--space-2);
  color: var(--color-text-secondary);
  border-radius: var(--radius-xs);
}

.btn--link:hover {
  color: var(--color-text);
}

.btn--link .btn__arrow {
  width: auto;
  height: auto;
  margin: 0;
}

/* --- Tamanhos ---------------------------------------------------------- */
.btn--sm {
  --btn-h: 2.375rem;
  --btn-px: var(--space-4);
  --btn-gap: var(--space-2);
  --btn-font: var(--text-sm);
}

.btn--lg {
  --btn-h: 3.5rem;
  --btn-px: var(--space-8);
  --btn-font: 1.0625rem;
}

.btn--block {
  width: 100%;
}

/* ===================================================== 05. Eyebrow, Badge, Tag */

/* Eyebrow: rótulo de seção com o quadrado da marca */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  line-height: 1.2;
  text-transform: uppercase;
  color: rgb(var(--rgb-mint) / 0.9);
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  background: var(--color-accent);
  box-shadow: 0 0 12px rgb(var(--rgb-mint) / 0.6);
}

/* Badge: pílula de status */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1-5);
  height: 1.5rem;
  padding-inline: var(--space-2-5);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  line-height: 1;
  letter-spacing: var(--tracking-snug);
  white-space: nowrap;
  color: var(--color-text-secondary);
  background: var(--color-surface-tint);
  box-shadow: inset 0 0 0 1px var(--color-border);
}

.badge--accent {
  color: var(--color-on-accent);
  background: var(--color-accent);
  box-shadow: 0 0 16px rgb(var(--rgb-mint) / 0.35);
}

.badge--soft {
  color: var(--color-accent);
  background: var(--color-accent-soft);
  box-shadow: inset 0 0 0 1px rgb(var(--rgb-mint) / 0.25);
}

/* Tag: rótulo técnico mono, ex.: [CONTEXTO] */
.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1-5);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.tag--neutral {
  color: var(--color-text-secondary);
  background: var(--color-surface-tint);
  box-shadow: inset 0 0 0 1px var(--color-border);
}

/* ===================================================== 06. Check list, Live dot */
.checks {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
  list-style: none;
}

.check {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.check::before {
  content: "";
  width: 1rem;
  height: 1rem;
  flex: none;
  background: var(--color-accent);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.25' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4.5 12.75l5 5 10-11.5'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.25' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4.5 12.75l5 5 10-11.5'/%3E%3C/svg%3E") center / contain no-repeat;
}

.check--sm {
  font-size: var(--text-xs);
}

.check--sm::before {
  width: 0.875rem;
  height: 0.875rem;
}

/* Variantes: --no (não incluso / não é pra você) · --soon (em breve) */
.check--no::before {
  background: var(--color-text-tertiary);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.25' stroke-linecap='round'%3E%3Cpath d='M17 7 7 17M7 7l10 10'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.25' stroke-linecap='round'%3E%3Cpath d='M17 7 7 17M7 7l10 10'/%3E%3C/svg%3E");
}

.check--soon::before {
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.25' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.25' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
}

.checks--stack {
  flex-direction: column;
  gap: var(--space-3);
}

.checks--stack .check {
  align-items: flex-start;
  line-height: var(--leading-snug);
}

.checks--stack .check::before {
  margin-top: 0.08em;
}

.live-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: var(--color-accent);
  animation: pulse-ring 2s var(--ease-out) infinite;
}

/* ===================================================== 07. Card
   Superfície padrão. Variantes: --glass · --accent · --interactive · --flat
   Decorações opcionais: __glow · __dots · __beam (spans aria-hidden)      */
.card {
  --card-pad: var(--space-6);
  isolation: isolate;
  padding: var(--card-pad);
  border-radius: var(--radius-lg);
  background: var(--gradient-surface);
  box-shadow: var(--shadow-inset-top), var(--shadow-lg);
  transition:
    transform var(--dur-slow) var(--ease-out),
    translate var(--dur-slow) var(--ease-out),
    box-shadow var(--dur-slow) var(--ease-out);
}

.card--glass {
  background: var(--color-surface-glass);
  -webkit-backdrop-filter: blur(var(--blur-md)) saturate(140%);
  backdrop-filter: blur(var(--blur-md)) saturate(140%);
}

.card--accent {
  --hairline: var(--gradient-hairline-accent);
}

.card--flat {
  box-shadow: var(--shadow-inset-top);
}

/* Hover usa `translate` (não `transform`) para não conflitar com data-reveal */
.card--interactive:hover {
  --hairline: var(--gradient-hairline-accent);
  translate: 0 -6px;
  box-shadow: var(--shadow-inset-top), var(--shadow-lg), 0 0 40px -16px rgb(var(--rgb-mint) / 0.5);
}

.card__glow,
.card__dots,
.card__beam {
  position: absolute;
  pointer-events: none;
  z-index: -1;
}

.card__glow {
  inset: 0 0 auto;
  height: 70%;
  border-radius: inherit;
  background: radial-gradient(ellipse at top, rgb(var(--rgb-mint) / 0.16), transparent 70%);
}

.card__dots {
  inset: 0;
  border-radius: inherit;
  background-image: radial-gradient(rgb(var(--rgb-mist) / 0.07) 1px, transparent 1px);
  background-size: 22px 22px;
  -webkit-mask-image: radial-gradient(ellipse 65% 60% at 50% 10%, #000, transparent);
  mask-image: radial-gradient(ellipse 65% 60% at 50% 10%, #000, transparent);
}

.card__beam {
  top: 0;
  left: 15%;
  right: 15%;
  height: 1px;
  z-index: 2;
  background: linear-gradient(90deg, transparent, rgb(var(--rgb-mint) / 0.7), transparent);
}

/* ===================================================== 08. Steps
   Lista selecionável (role="tablist"). Item ativo: aria-selected="true".
   Autoplay: .steps[data-autoplay="on|paused|off"] — __progress anima por
   --autoplay-ms; o JS avança no evento animationend.                   */
.steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-1-5);
}

.step {
  --hairline: transparent;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-2) var(--space-4) var(--space-2) var(--space-2);
  border-radius: var(--radius-sm);
  text-align: left;
  color: var(--color-text-tertiary);
  transition:
    background-color var(--dur-base) var(--ease-out),
    transform var(--dur-slow) var(--ease-out),
    box-shadow var(--dur-slow) var(--ease-out),
    color var(--dur-base) var(--ease-out);
}

.step:hover {
  color: var(--color-text-secondary);
  background: var(--color-surface-tint);
}

.step[aria-selected="true"] {
  --hairline: var(--gradient-hairline);
  color: var(--color-text);
  background: rgb(var(--rgb-mist) / 0.05);
  box-shadow: var(--shadow-md);
  -webkit-backdrop-filter: blur(var(--blur-md));
  backdrop-filter: blur(var(--blur-md));
  transform: translateX(calc(var(--space-2) * -1));
}

.step__index {
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  flex: none;
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-bold);
  transition:
    background-color var(--dur-base) var(--ease-out),
    color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out);
}

.step:hover .step__index {
  color: var(--color-accent);
}

.step[aria-selected="true"] .step__index {
  color: var(--color-on-accent);
  background: var(--color-accent);
  box-shadow: var(--glow-sm);
}

.step__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-0-5);
  min-width: 0;
}

.step__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  line-height: var(--leading-snug);
}

.step__meta {
  font-size: var(--text-xs);
  line-height: var(--leading-snug);
  color: var(--color-text-tertiary);
}

.step__icon {
  margin-left: auto;
  font-size: 0.875rem;
  opacity: 0;
  transition:
    opacity var(--dur-base) var(--ease-out),
    color var(--dur-base) var(--ease-out);
}

.step:hover .step__icon {
  opacity: 0.7;
}

.step[aria-selected="true"] .step__icon {
  opacity: 1;
  color: var(--color-accent);
}

.step__progress {
  position: absolute;
  left: var(--space-3);
  right: var(--space-3);
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, rgb(var(--rgb-mint) / 0), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  opacity: 0;
}

.steps:is([data-autoplay="on"], [data-autoplay="paused"]) .step[aria-selected="true"] .step__progress {
  opacity: 0.9;
  animation: progress-fill var(--autoplay-ms, 4500ms) linear both;
}

.steps[data-autoplay="paused"] .step[aria-selected="true"] .step__progress {
  animation-play-state: paused;
}

/* ===================================================== 09. Campos de formulário
   Estados: :hover · :focus-visible · :disabled · [data-state="error"|"success"] */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field__label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

.field__hint {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.input {
  width: 100%;
  height: 3rem;
  padding-inline: var(--space-4);
  border-radius: var(--radius-sm);
  border: var(--border-width) solid var(--color-border-strong);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-md);
  box-shadow: var(--shadow-inset-top);
  transition:
    border-color var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out),
    background-color var(--dur-fast) var(--ease-out);
}

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

.input:hover {
  border-color: rgb(var(--rgb-mist) / 0.24);
}

.input:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  background: var(--color-surface-raised);
  box-shadow: 0 0 0 4px rgb(var(--rgb-mint) / 0.15);
}

.input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.field[data-state="error"] .input {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 4px rgb(242 135 122 / 0.12);
}

.field[data-state="error"] .field__hint {
  color: var(--color-danger);
}

.field[data-state="success"] .input {
  border-color: var(--color-accent-deep);
}

/* ===================================================== 10. Mídia
   Moldura para vídeo/imagem (ex.: VSL). Botão de play em vidro.        */
.media-frame {
  position: relative;
  aspect-ratio: var(--media-ratio, 16 / 9);
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-inset-top), var(--shadow-lg);
}

.media-frame > img,
.media-frame > video,
.media-frame > iframe {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: 0;
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px var(--color-border-strong);
  background: linear-gradient(180deg, transparent 55%, rgb(var(--rgb-ink) / 0.65));
  pointer-events: none;
}

.play-button {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 4rem;
  height: 4rem;
  margin: auto;
  border-radius: 50%;
  color: var(--color-text);
  font-size: 1.25rem;
  background: linear-gradient(135deg, rgb(255 255 255 / 0.14), rgb(255 255 255 / 0.02));
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 0.22), var(--shadow-md);
  -webkit-backdrop-filter: blur(var(--blur-md));
  backdrop-filter: blur(var(--blur-md));
  transition:
    transform var(--dur-base) var(--ease-spring),
    background-color var(--dur-base) var(--ease-out);
}

.play-button:hover {
  transform: scale(1.08);
}

.play-button .icon {
  margin-left: 0.15em;
}

/* ===================================================== 11. Header
   Fixo no topo; ganha vidro ao rolar (.is-scrolled via JS).             */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
}

.header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgb(var(--rgb-ink) / 0.72);
  -webkit-backdrop-filter: blur(var(--blur-md)) saturate(140%);
  backdrop-filter: blur(var(--blur-md)) saturate(140%);
  box-shadow: inset 0 -1px 0 var(--color-border);
  opacity: 0;
  transition: opacity var(--dur-slow) var(--ease-out);
}

.header.is-scrolled::before {
  opacity: 1;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  height: var(--header-h);
}

.nav {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  position: relative;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  transition: color var(--dur-fast) var(--ease-out);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -10px;
  width: 4px;
  height: 4px;
  margin-left: -2px;
  background: var(--color-accent);
  opacity: 0;
  transform: translateY(-3px);
  transition:
    opacity var(--dur-base) var(--ease-out),
    transform var(--dur-base) var(--ease-out);
}

.nav__link:hover,
.nav__link[aria-current="true"],
.nav__link[aria-current="page"] {
  color: var(--color-text);
}

.nav__link:hover::after,
.nav__link[aria-current="true"]::after,
.nav__link[aria-current="page"]::after {
  opacity: 1;
  transform: none;
}

/* Ações à direita do header (menu da conta + CTA) */
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

@media (min-width: 48em) {
  .nav {
    display: flex;
  }
}

/* ===================================================== 12. Produto
   Peças visuais dos entregáveis (derivadas das artes dos planos).
   Reutilizadas na Hero e, depois, em Planos/Conteúdo.                  */

/* E-book (capa miniatura numerada) */
.ebook-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--space-2);
}

.ebook {
  container-type: inline-size;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  aspect-ratio: 3 / 4;
  padding: 16% 14% 18%;
  border-radius: var(--radius-sm);
  border: var(--border-width) solid var(--color-border-solid);
  background: linear-gradient(180deg, var(--ink-800), var(--ink-850));
  box-shadow: var(--shadow-inset-top), var(--shadow-sm);
  transition:
    translate var(--dur-slow) var(--ease-spring),
    border-color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out);
}

.ebook__num {
  font-size: 40cqi;
  font-weight: var(--weight-bold);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  color: var(--color-accent);
}

.ebook__lines {
  display: flex;
  flex-direction: column;
  gap: 7cqi;
}

.ebook__lines i {
  display: block;
  height: 5cqi;
  min-height: 2px;
  border-radius: var(--radius-pill);
  background: var(--ink-700);
}

.ebook__lines i:last-child {
  width: 58%;
}

.ebook:hover {
  translate: 0 -4px;
  border-color: rgb(var(--rgb-mint) / 0.45);
  box-shadow: var(--shadow-inset-top), var(--shadow-md), var(--glow-sm);
}

/* Player de áudio + waveform */
.player {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: var(--border-width) solid var(--color-border-solid);
  background: var(--color-surface);
  box-shadow: var(--shadow-inset-top);
}

.player__play {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  flex: none;
  border-radius: 50%;
  font-size: 0.875rem;
  color: var(--color-on-accent);
  background: var(--color-accent);
  box-shadow: var(--glow-sm);
}

.player__play .icon {
  margin-left: 0.12em;
}

.player--mini {
  gap: var(--space-2);
  padding: 0;
  border: 0;
  background: none;
  box-shadow: none;
}

.player--mini .player__play {
  width: 1.75rem;
  height: 1.75rem;
  font-size: 0.625rem;
  box-shadow: none;
}

.player--mini .waveform {
  gap: 2px;
  height: 1.5rem;
}

.waveform {
  display: flex;
  align-items: center;
  flex: 1;
  gap: 3px;
  height: 2.25rem;
  min-width: 0;
}

.waveform i {
  flex: 1;
  height: calc(var(--h, 0.5) * 100%);
  min-height: 3px;
  border-radius: var(--radius-pill);
  background: var(--color-accent-deep);
  transform-origin: center;
}

.waveform i.is-played {
  background: var(--color-accent);
}

.waveform.is-playing i {
  animation: wave 1.3s ease-in-out infinite;
}

.waveform.is-playing i:nth-child(3n + 1) { animation-delay: -0.25s; }
.waveform.is-playing i:nth-child(3n + 2) { animation-delay: -0.6s; animation-duration: 1.1s; }
.waveform.is-playing i:nth-child(4n) { animation-delay: -0.9s; animation-duration: 1.5s; }

/* Manual de IA (tile do bônus) */
.manual-tile {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: var(--border-width-strong) solid var(--color-accent-deep);
  background: var(--color-surface-raised);
  box-shadow: var(--shadow-inset-top), 0 0 32px -12px rgb(var(--rgb-mint) / 0.45);
}

.manual-tile__mark {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  flex: none;
  border-radius: var(--radius-xs);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--color-on-accent);
  background: var(--color-accent);
}

.manual-tile__title {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-snug);
}

.manual-tile__tag {
  margin-left: auto;
  font-size: var(--text-xs);
  color: var(--mint-500);
  white-space: nowrap;
}


/* ===================================================== 14. Cabeçalho e decorações de seção */
.section-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-5);
  max-width: 46rem;
  margin-bottom: var(--space-16);
}

.section-head--center {
  align-items: center;
  margin-inline: auto;
  text-align: center;
}

.section-head .t-lead {
  max-width: 38rem;
}

/* Feixe que atravessa a borda superior quando a seção entra */
.section__beam {
  position: absolute;
  top: -1px;
  left: 0;
  width: 40%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  pointer-events: none;
}

.js .section__beam[data-reveal].is-revealed {
  animation: beam-sweep 2.6s var(--ease-in-out) 150ms both;
}

/* Brilho de fundo posicionável: --glow-x, --glow-y, --glow-w, --glow-h, --glow-a */
.section__glow {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(
    ellipse var(--glow-w, 45%) var(--glow-h, 40%) at var(--glow-x, 50%) var(--glow-y, 0%),
    rgb(var(--rgb-mint) / var(--glow-a, 0.08)),
    transparent 70%
  );
}

/* As 5 colunas da marca, em versão discreta para o fundo das seções */
.grid-lines {
  position: absolute;
  inset: 0;
  z-index: -1;
  display: flex;
  max-width: var(--container-max);
  margin-inline: auto;
  border-right: var(--border-width) solid rgb(var(--rgb-mist) / 0.035);
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 15%, #000 85%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 15%, #000 85%, transparent);
}

.grid-lines > span {
  flex: 1;
  border-left: var(--border-width) solid rgb(var(--rgb-mist) / 0.035);
}

/* ===================================================== 15. Slot
   Marca um conteúdo que ainda será fornecido. Sempre com data-slot="id".
   Inline: <span class="slot">  ·  Bloco: <div class="slot slot--block">     */
.slot {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-0-5) var(--space-2);
  border: var(--border-width) dashed rgb(var(--rgb-mint) / 0.45);
  border-radius: var(--radius-xs);
  background: rgb(var(--rgb-mint) / 0.05);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  line-height: 1.5;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: rgb(var(--rgb-mint) / 0.85);
  vertical-align: middle;
  white-space: nowrap;
}

/* O "ponto da marca" ainda vazio */
.slot::before,
.slot__label::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  border: var(--border-width) solid currentColor;
}

.slot--block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  letter-spacing: normal;
  text-transform: none;
  white-space: normal;
  color: var(--color-text-secondary);
}

.slot--block::before {
  display: none;
}

.slot__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: rgb(var(--rgb-mint) / 0.85);
}

/* ===================================================== 16. Livro (capa de e-book)
   Mockup em CSS, escala com a largura (unidades cqi).                     */
.book {
  container-type: inline-size;
  position: relative;
  display: flex;
  flex-direction: column;
  aspect-ratio: 5 / 7;
  overflow: hidden;
  border-radius: 3px var(--radius-sm) var(--radius-sm) 3px;
  background:
    radial-gradient(120% 65% at 60% 0%, rgb(var(--rgb-mint) / 0.17), transparent 62%),
    linear-gradient(165deg, var(--ink-750) 0%, var(--ink-850) 62%, var(--ink-900) 100%);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / 0.08),
    inset 0 0 0 1px rgb(var(--rgb-mist) / 0.08),
    var(--shadow-lg);
}

/* Espaçamento interno nos filhos: cqi aqui resolve pela largura da capa
   (no próprio .book resolveria pela viewport). */
.book > * {
  margin-inline: 16cqi 11cqi;
}

.book > :first-child {
  margin-top: 13cqi;
}

.book > :last-child {
  margin-bottom: 11cqi;
}

/* Lombada */
.book::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 7cqi;
  background: linear-gradient(90deg, rgb(0 0 0 / 0.5), rgb(255 255 255 / 0.07) 70%, transparent);
  box-shadow: 1px 0 0 rgb(255 255 255 / 0.05);
}

.book__num {
  font-size: 36cqi;
  font-weight: var(--weight-bold);
  line-height: 0.85;
  letter-spacing: -0.04em;
  color: var(--color-accent);
}

.book__label {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 5.5cqi;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.book__title {
  margin-top: 3cqi;
  font-size: 9.5cqi;
  font-weight: var(--weight-medium);
  line-height: 1.1;
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
  text-wrap: balance;
}

.book__brand {
  margin-top: 7cqi;
  font-size: 6cqi;
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-secondary);
}

/* ===================================================== 17. Janela + Chat */
.window {
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--gradient-surface);
  box-shadow: var(--shadow-inset-top), var(--shadow-lg);
}

.window__bar {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: var(--border-width) solid var(--color-border);
  background: rgb(var(--rgb-mist) / 0.02);
}

.window__dots {
  display: flex;
  gap: var(--space-1-5);
}

.window__dots i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink-600);
}

.window__body {
  padding: var(--space-6);
}

.chat {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.chat__row {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: opacity var(--dur-slow) var(--ease-out);
}

.chat__prompt {
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
}

.chat__who {
  margin-right: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
}

.chat__answer {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-left: var(--space-4);
  border-left: 2px solid var(--color-accent-deep);
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
}

.chat__answer--ghost {
  border-left-color: var(--color-border-strong);
}

.chat__skeleton {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-block: var(--space-1);
}

.chat__skeleton i {
  display: block;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--ink-700);
}

.chat__skeleton i:nth-child(2) {
  width: 82%;
}

.chat__skeleton i:nth-child(3) {
  width: 56%;
}

.chat__caret {
  display: inline-block;
  width: 0.5em;
  height: 1.1em;
  margin-left: 2px;
  background: var(--color-accent);
  vertical-align: text-bottom;
  animation: caret-blink 1s steps(1) infinite;
}

.chat__typing {
  display: inline-flex;
  gap: 4px;
  padding-block: var(--space-2);
}

.chat__typing i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: typing-dot 1.2s var(--ease-in-out) infinite;
}

.chat__typing i:nth-child(2) {
  animation-delay: 0.15s;
}

.chat__typing i:nth-child(3) {
  animation-delay: 0.3s;
}

/* Texto digitado sem deslocar o layout: o fantasma reserva o espaço final */
.typer {
  display: inline-grid;
}

.typer > * {
  grid-area: 1 / 1;
}

.typer__ghost {
  visibility: hidden;
}

/* ===================================================== 18. Strike
   Risca uma palavra (funciona em várias linhas). Ative com .is-struck.    */
.strike {
  text-decoration: none;
  background: linear-gradient(var(--color-accent), var(--color-accent)) no-repeat 0 58% / 0% max(0.07em, 2px);
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  transition:
    background-size 650ms var(--ease-in-out),
    color 600ms var(--ease-out) 150ms;
}

.strike.is-struck {
  background-size: 100% max(0.07em, 2px);
  color: rgb(var(--rgb-mist) / 0.36);
}

/* ===================================================== 19. Estatística */
.stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.stat__value {
  font-size: var(--text-5xl);
  font-weight: var(--weight-light);
  line-height: 1;
  letter-spacing: var(--tracking-display);
  font-variant-numeric: tabular-nums;
  color: var(--color-text);
}

.stat__value em {
  font-style: normal;
  color: var(--color-accent);
}

.stat__label {
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
  color: var(--color-text-tertiary);
}

/* ===================================================== 20. Acordeão
   <details class="accordion__item" name="grupo"> — nativo e acessível.
   A abertura anima onde houver suporte (::details-content).              */
.accordion {
  display: flex;
  flex-direction: column;
  interpolate-size: allow-keywords;
}

.accordion__item {
  border-bottom: var(--border-width) solid var(--color-border);
}

.accordion__item:first-child {
  border-top: var(--border-width) solid var(--color-border);
}

.accordion__item::details-content {
  block-size: 0;
  overflow: clip;
  transition:
    block-size var(--dur-slow) var(--ease-out),
    content-visibility var(--dur-slow) allow-discrete;
}

.accordion__item[open]::details-content {
  block-size: auto;
}

.accordion__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-6);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-snug);
  color: var(--color-text);
  list-style: none;
  cursor: pointer;
  border-radius: var(--radius-xs);
  transition: color var(--dur-fast) var(--ease-out);
}

.accordion__q::-webkit-details-marker {
  display: none;
}

.accordion__q:hover {
  color: var(--color-accent-hover);
}

.accordion__icon {
  position: relative;
  width: 2rem;
  height: 2rem;
  flex: none;
  border-radius: 50%;
  color: var(--color-text-secondary);
  box-shadow: inset 0 0 0 1px var(--color-border-strong);
  transition:
    background-color var(--dur-base) var(--ease-out),
    color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out),
    transform var(--dur-slow) var(--ease-out);
}

.accordion__icon::before,
.accordion__icon::after {
  content: "";
  position: absolute;
  inset: 0;
  width: 11px;
  height: 1.5px;
  margin: auto;
  border-radius: 2px;
  background: currentColor;
  transition: transform var(--dur-slow) var(--ease-out);
}

.accordion__icon::after {
  transform: rotate(90deg);
}

.accordion__q:hover .accordion__icon {
  color: var(--color-accent);
  box-shadow: inset 0 0 0 1px rgb(var(--rgb-mint) / 0.4);
}

.accordion__item[open] .accordion__icon {
  color: var(--color-on-accent);
  background: var(--color-accent);
  box-shadow: var(--glow-sm);
  transform: rotate(180deg);
}

.accordion__item[open] .accordion__icon::after {
  transform: rotate(0deg);
}

.accordion__a {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
  max-width: 42rem;
  padding-bottom: var(--space-6);
  padding-right: var(--space-12);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.accordion__a strong {
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

/* ===================================================== 21. Plano (oferta)
   Card de plano com "kit" comparável: as mesmas linhas em todos os planos,
   preenchidas (incluso) ou tracejadas (não incluso).                     */
.plan {
  --card-pad: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.plan__head {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.plan__badge {
  position: absolute;
  top: 0;
  right: 0;
}

.plan__name {
  font-size: var(--text-2xl);
  font-weight: var(--weight-medium);
  line-height: 1.1;
  letter-spacing: var(--tracking-tight);
}

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

.plan__kit {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.kit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 4rem;
  padding: var(--space-2) var(--space-3) var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  border: var(--border-width) solid var(--color-border-solid);
  background: var(--color-surface);
  box-shadow: var(--shadow-inset-top);
}

.kit-row__label {
  display: flex;
  flex-direction: column;
  gap: var(--space-0-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  line-height: var(--leading-snug);
  color: var(--color-text);
}

.kit-row__label small {
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  color: var(--color-text-tertiary);
}

.kit-row__visual {
  flex: none;
  width: 46%;
}

/* Capas e player compactos dentro da linha do kit */
.kit-row .ebook-row {
  gap: var(--space-1);
}

.kit-row .ebook {
  padding: 14% 12% 16%;
  border-radius: 4px;
}

.kit-row--empty {
  border-style: dashed;
  border-color: var(--color-border-strong);
  background: transparent;
  box-shadow: none;
}

.kit-row--empty .kit-row__label {
  color: var(--color-text-tertiary);
}

.kit-row__mark {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  flex: none;
  border-radius: var(--radius-xs);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-on-accent);
  background: var(--color-accent);
}

.kit-row--empty .kit-row__mark {
  color: var(--color-text-disabled);
  background: transparent;
  box-shadow: inset 0 0 0 1px var(--color-border-strong);
}

.plan__price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1) var(--space-2);
  padding-top: var(--space-6);
  border-top: var(--border-width) solid var(--color-border);
}

.plan__currency {
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
}

.plan__amount {
  font-size: var(--text-4xl);
  font-weight: var(--weight-medium);
  line-height: 1;
  letter-spacing: var(--tracking-display);
  font-variant-numeric: tabular-nums;
}

.plan__note {
  width: 100%;
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.plan--featured .plan__amount {
  color: var(--color-accent);
}

.plan__cta {
  margin-top: auto;
}

/* ===================================================== 22. Lista de confiança */
.trust-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-3) var(--space-8);
  list-style: none;
}

.trust-list li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

.trust-list .icon {
  font-size: 1rem;
  color: var(--color-accent);
}

/* ===================================================== 23. CTA fixo (mobile)
   Aparece fora da hero e da área de planos (.is-visible via JS).          */
.mobile-cta {
  position: fixed;
  left: var(--space-3);
  right: var(--space-3);
  bottom: calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-5);
  border-radius: var(--radius-pill);
  background: rgb(var(--rgb-ink) / 0.82);
  -webkit-backdrop-filter: blur(var(--blur-md)) saturate(140%);
  backdrop-filter: blur(var(--blur-md)) saturate(140%);
  box-shadow: inset 0 0 0 1px var(--color-border-strong), var(--shadow-lg);
  transform: translateY(calc(100% + var(--space-8)));
  transition: transform var(--dur-slow) var(--ease-out);
}

.mobile-cta.is-visible {
  transform: none;
}

.mobile-cta__price {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  line-height: 1;
}

@media (min-width: 48em) {
  .mobile-cta {
    display: none;
  }
}

/* ===================================================== 24. Alerta (mensagem de estado)
   Mensagens de formulário e de sistema. data-tone="error|success|info".
   Use role="alert" para erro e role="status" para o resto.                */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--color-text-secondary);
  background: var(--color-surface-tint);
  box-shadow: inset 0 0 0 1px var(--color-border-strong);
  animation: reveal-fade var(--dur-slow) var(--ease-out) both;
}

.alert::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  margin-top: 0.55em;
  background: var(--color-text-tertiary);
}

.alert strong {
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

.alert a,
.alert button {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.alert[data-tone="error"] {
  background: rgb(242 135 122 / 0.06);
  box-shadow: inset 0 0 0 1px rgb(242 135 122 / 0.32);
}

.alert[data-tone="error"]::before {
  background: var(--color-danger);
}

.alert[data-tone="success"] {
  background: var(--color-accent-soft);
  box-shadow: inset 0 0 0 1px rgb(var(--rgb-mint) / 0.3);
}

.alert[data-tone="success"]::before {
  background: var(--color-accent);
  box-shadow: 0 0 12px rgb(var(--rgb-mint) / 0.6);
}

/* ===================================================== 25. Campo de senha
   .input-wrap envolve o .input e o botão __toggle (mostrar/ocultar).     */
.input-wrap {
  position: relative;
}

.input-wrap .input {
  padding-right: 3.25rem;
}

.input-wrap__toggle {
  position: absolute;
  top: 50%;
  right: var(--space-2);
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  translate: 0 -50%;
  border-radius: var(--radius-xs);
  font-size: 1.05rem;
  color: var(--color-text-tertiary);
  transition:
    color var(--dur-fast) var(--ease-out),
    background-color var(--dur-fast) var(--ease-out);
}

.input-wrap__toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-tint);
}

.input-wrap__toggle[aria-pressed="true"] {
  color: var(--color-accent);
}

/* Dois ícones (olho / olho riscado); o estado escolhe qual aparece */
.input-wrap__toggle .icon--hide,
.input-wrap__toggle[aria-pressed="true"] .icon--show {
  display: none;
}

.input-wrap__toggle[aria-pressed="true"] .icon--hide {
  display: block;
}

/* ===================================================== 26. Botão carregando
   .btn.is-loading: mantém a largura, troca o rótulo por um anel girando.  */
.btn.is-loading {
  pointer-events: none;
}

.btn.is-loading > :not(.btn__particles) {
  opacity: 0;
}

.btn.is-loading::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  width: 1.125rem;
  height: 1.125rem;
  margin: auto;
  border-radius: 50%;
  border: 2px solid currentColor;
  border-right-color: transparent;
  animation: spin 0.7s linear infinite;
}

/* ===================================================== 27. Menu da conta (perfil)
   Botão com avatar (iniciais ou ícone) + painel. Visitante: entrar/criar
   conta. Logado: área, conteúdos, configurações, sair. JS: account-menu.js */
.account {
  position: relative;
}

.account__trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1-5);
  height: 2.375rem;
  padding: 0 var(--space-2) 0 3px;
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  background: rgb(var(--rgb-mist) / 0.02);
  box-shadow: inset 0 0 0 1px var(--color-border-strong);
  transition:
    background-color var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out);
}

.account__trigger:hover,
.account__trigger[aria-expanded="true"] {
  color: var(--color-text);
  background: rgb(var(--rgb-mist) / 0.06);
  box-shadow: inset 0 0 0 1px rgb(var(--rgb-mist) / 0.24);
}

/* Mesmo tratamento do monograma da marca */
.account__avatar {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  flex: none;
  border-radius: 50%;
  border: var(--border-width) solid var(--color-accent-deep);
  background: radial-gradient(circle at 50% 45%, var(--color-accent-glow) 0%, var(--ink-950) 85%);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-snug);
  line-height: 1;
  color: var(--color-text);
}

.account__avatar .icon {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.account__avatar--lg {
  width: 2.5rem;
  height: 2.5rem;
  font-size: var(--text-sm);
}

.account__chevron {
  font-size: 0.85rem;
  transition: rotate var(--dur-base) var(--ease-out);
}

.account__trigger[aria-expanded="true"] .account__chevron {
  rotate: 180deg;
}

.account__panel {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  z-index: var(--z-overlay);
  width: min(18rem, calc(100vw - 2 * var(--gutter)));
  padding: var(--space-2);
  border-radius: var(--radius-lg);
  background: rgb(var(--rgb-ink) / 0.94);
  -webkit-backdrop-filter: blur(var(--blur-md)) saturate(140%);
  backdrop-filter: blur(var(--blur-md)) saturate(140%);
  box-shadow: inset 0 0 0 1px var(--color-border-strong), var(--shadow-lg);
  transform-origin: top right;
  animation: account-in var(--dur-base) var(--ease-out) both;
}

@keyframes account-in {
  from {
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
  }
}

.account__head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
}

.account__who {
  display: flex;
  flex-direction: column;
  gap: var(--space-0-5);
  min-width: 0;
}

.account__name {
  overflow: hidden;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account__email {
  overflow: hidden;
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account__guest {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
}

.account__guest p {
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--color-text-secondary);
}

.account__links {
  display: flex;
  flex-direction: column;
  padding-block: var(--space-1);
  border-block: var(--border-width) solid var(--color-border);
}

.account__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-2-5) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  text-align: left;
  color: var(--color-text-secondary);
  transition:
    background-color var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out);
}

.account__link .icon {
  font-size: 1rem;
  color: var(--color-text-tertiary);
  transition: color var(--dur-fast) var(--ease-out);
}

.account__link:hover,
.account__link:focus-visible,
.account__link[aria-current="page"] {
  color: var(--color-text);
  background: var(--color-surface-tint);
}

.account__link:hover .icon,
.account__link[aria-current="page"] .icon {
  color: var(--color-accent);
}

.account__links + .account__link {
  margin-top: var(--space-1);
}