/* ==========================================================================
   NÓRIA STUDIO — Folha de Estilo Principal (Arquitetura Editorial Digital)
   Paleta Oficial da NÓRIA Studio:
   - Preto:     #0D0D0D
   - Carvão:    #171717
   - Marfim:    #F4F0E8
   - Champagne: #C8B99D
   - Cinza:     #85817A
   Tipografia: Playfair Display (Títulos) & DM Sans (Interface e Corpo)
   ========================================================================== */

:root {
  /* Paleta Oficial Aprovada */
  --color-black: #0D0D0D;
  --color-charcoal: #171717;
  --color-ivory: #F4F0E8;
  --color-champagne: #C8B99D;
  --color-gray: #85817A;

  /* Superfícies e Variações Derivadas da Paleta */
  --bg-dark-primary: #0D0D0D;
  --bg-dark-elevated: #171717;
  --bg-dark-card: #1D1D1C;
  --bg-light-primary: #F4F0E8;
  --bg-light-elevated: #EAE4D8;
  --bg-light-card: #EFECE4;

  /* Linhas de Grade Editorial (Hairlines 1px) */
  --hairline-dark: rgba(200, 185, 157, 0.18);
  --hairline-dark-subtle: rgba(133, 129, 122, 0.22);
  --hairline-light: rgba(23, 23, 23, 0.14);
  --hairline-light-strong: rgba(23, 23, 23, 0.28);

  /* Tipografia */
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Escala Tipográfica Fluida */
  --fs-display: clamp(2.35rem, 5.2vw, 4.5rem);
  --fs-h2: clamp(1.85rem, 3.6vw, 3rem);
  --fs-h3: clamp(1.35rem, 2vw, 1.75rem);
  --fs-h4: clamp(1.125rem, 1.4vw, 1.35rem);
  --fs-body-lg: clamp(1.05rem, 1.2vw, 1.1875rem);
  --fs-body: clamp(0.95rem, 1.05vw, 1.0625rem);
  --fs-small: 0.875rem;
  --fs-eyebrow: 0.75rem;

  /* Espaçamento e Grid */
  --container-max: 1360px;
  --gutter-x: clamp(1.25rem, 5vw, 4rem);
  --section-py: clamp(5rem, 9vw, 8.75rem);
  --header-height: 84px;
  --header-height-compact: 64px;

  /* Curvas de Movimento Mecânico e Suave */
  --ease-editorial: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.25s var(--ease-editorial);
  --transition-base: 0.45s var(--ease-editorial);
  --transition-slow: 0.75s var(--ease-editorial);
}

/* ==========================================================================
   1. Reset Moderno e Base Acessível
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  font-size: 16px;
  background-color: var(--color-black);
  color: var(--color-ivory);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.65;
  background-color: var(--color-black);
  color: var(--color-ivory);
  overflow-x: hidden;
}

body.menu-open,
body.modal-open {
  overflow: hidden;
}

::selection {
  background-color: var(--color-champagne);
  color: var(--color-black);
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
}

button {
  cursor: pointer;
}

ul,
ol {
  list-style: none;
}

/* Foco Acessível via Teclado */
:focus-visible {
  outline: 2px solid var(--color-champagne);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 1.5rem;
  z-index: 9999;
  background-color: var(--color-champagne);
  color: var(--color-black);
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  font-size: var(--fs-small);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

/* ==========================================================================
   2. Utilitários de Grid Editorial, Tipografia e Atmosfera
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter-x);
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(1.25rem, 2.2vw, 2rem);
}

/* Alternância de Atmosfera (Escuro / Claro) */
.theme-dark {
  background-color: var(--bg-dark-primary);
  color: var(--color-ivory);
}

.theme-charcoal {
  background-color: var(--bg-dark-elevated);
  color: var(--color-ivory);
}

.theme-light {
  background-color: var(--bg-light-primary);
  color: var(--color-black);
}

/* Tipografia Editorial */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-sans);
  font-size: var(--fs-eyebrow);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-champagne);
}

.theme-light .eyebrow {
  color: var(--color-charcoal);
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-champagne);
  display: inline-block;
}

.theme-light .eyebrow-dot {
  background-color: var(--color-charcoal);
}

.title-display {
  font-family: var(--font-serif);
  font-size: var(--fs-display);
  font-weight: 500;
  line-height: 1.07;
  letter-spacing: -0.02em;
}

.title-display em,
.title-section em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-champagne);
}

.theme-light .title-section em {
  color: #6E5D43;
}

.title-section {
  font-family: var(--font-serif);
  font-size: var(--fs-h2);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.015em;
}

.title-card {
  font-family: var(--font-serif);
  font-size: var(--fs-h3);
  font-weight: 500;
  line-height: 1.22;
}

.text-muted {
  color: var(--color-gray);
}

.theme-light .text-muted {
  color: #57534C;
}

/* Hairlines Animadas */
.hairline-rule {
  width: 100%;
  height: 1px;
  background-color: var(--hairline-dark);
  transform-origin: left center;
}

.theme-light .hairline-rule {
  background-color: var(--hairline-light);
}

/* ==========================================================================
   3. Botões e Microinterações Táteis
   ========================================================================== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.95rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  border: 1px solid transparent;
  overflow: hidden;
  transition:
    transform var(--transition-fast),
    background-color var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base);
  user-select: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--color-champagne);
  color: var(--color-black);
  border-color: var(--color-champagne);
}

.btn-primary:hover {
  background-color: var(--color-ivory);
  border-color: var(--color-ivory);
  color: var(--color-black);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-ivory);
  border-color: var(--hairline-dark);
}

.btn-outline:hover {
  border-color: var(--color-champagne);
  color: var(--color-champagne);
}

.theme-light .btn-outline {
  color: var(--color-black);
  border-color: var(--hairline-light-strong);
}

.theme-light .btn-outline:hover {
  background-color: var(--color-black);
  color: var(--color-ivory);
  border-color: var(--color-black);
}

.btn-dark {
  background-color: var(--color-black);
  color: var(--color-ivory);
  border-color: var(--color-black);
}

.btn-dark:hover {
  background-color: var(--color-charcoal);
  border-color: var(--color-charcoal);
  color: var(--color-champagne);
}

.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-ivory);
  border-bottom: 1px solid var(--hairline-dark);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

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

.btn-arrow {
  display: inline-block;
  transition: transform var(--transition-fast);
  font-style: normal;
}

.btn:hover .btn-arrow,
.btn-text:hover .btn-arrow {
  transform: translate(3px, -3px);
}

/* ==========================================================================
   4. Seção 00 — Cabeçalho Editorial de Três Colunas & Menu Mobile
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background-color: rgba(13, 13, 13, 0.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--hairline-dark-subtle);
  transition:
    height var(--transition-base),
    background-color var(--transition-base),
    border-color var(--transition-base);
}

.site-header.is-scrolled {
  height: var(--header-height-compact);
  background-color: rgba(13, 13, 13, 0.95);
  border-bottom-color: var(--hairline-dark);
}

.header-inner {
  height: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
}

.brand-logo {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-ivory);
}

.brand-sub {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-champagne);
}

.header-status {
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.status-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-champagne);
  box-shadow: 0 0 0 3px rgba(200, 185, 157, 0.16);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  position: relative;
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--color-ivory);
  padding: 0.35rem 0;
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
}

.nav-link-idx {
  font-size: 0.68rem;
  color: var(--color-champagne);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--color-champagne);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition-base);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.header-cta {
  padding: 0.65rem 1.25rem;
  font-size: 0.8125rem;
  border: 1px solid var(--color-champagne);
  color: var(--color-champagne);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.header-cta:hover {
  background-color: var(--color-champagne);
  color: var(--color-black);
}

/* Botão Menu Mobile */
.mobile-menu-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  min-width: 44px;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--hairline-dark);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ivory);
}

/* Menu Mobile em Tela Cheia */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 995;
  background-color: var(--color-black);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--header-height) + 2rem) var(--gutter-x) 2.5rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-12px);
  transition:
    opacity var(--transition-base),
    transform var(--transition-base),
    visibility var(--transition-base);
}

.mobile-menu-overlay.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--hairline-dark-subtle);
}

.mobile-nav-item {
  border-bottom: 1px solid var(--hairline-dark-subtle);
}

.mobile-nav-link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 1.15rem 0;
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 6vw, 2.25rem);
  color: var(--color-ivory);
}

.mobile-nav-link span.idx {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  color: var(--color-champagne);
}

.mobile-menu-footer {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--hairline-dark);
}

/* ==========================================================================
   5. Seção 01 — Hero Section Assimétrica em Duas Camadas
   ========================================================================== */
.hero-section {
  padding-top: calc(var(--header-height) + clamp(3rem, 6vw, 5.5rem));
  padding-bottom: var(--section-py);
  border-bottom: 1px solid var(--hairline-dark-subtle);
  position: relative;
}

.hero-top-layer {
  margin-bottom: clamp(2.5rem, 5vw, 4.25rem);
}

.hero-headline-col {
  grid-column: 1 / 12;
}

.hero-headline-col .eyebrow {
  margin-bottom: 1.35rem;
}

.hero-divider {
  margin-bottom: clamp(2.25rem, 4vw, 3.5rem);
}

.hero-bottom-layer {
  align-items: start;
}

.hero-aside-col {
  grid-column: 1 / 5;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2.25rem;
  padding-right: 1rem;
}

.hero-lead {
  font-size: var(--fs-body-lg);
  color: var(--color-gray);
  line-height: 1.7;
}

.hero-lead strong {
  color: var(--color-ivory);
  font-weight: 500;
}

.hero-cta-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.15rem;
}

.hero-meta-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--hairline-dark-subtle);
  width: 100%;
}

.hero-spec-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.hero-spec-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-gray);
}

.hero-spec-value {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-ivory);
}

/* Moldura Cinematográfica da Hero (Showreel Frame) */
.hero-showcase-col {
  grid-column: 5 / 13;
}

.showreel-frame {
  position: relative;
  background-color: var(--bg-dark-elevated);
  border: 1px solid var(--hairline-dark);
  padding: clamp(0.75rem, 1.5vw, 1.25rem);
}

.showreel-visual-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background-color: var(--color-black);
}

.showreel-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.04) saturate(0.92) brightness(0.88);
  transition: transform 1.1s var(--ease-editorial);
}

.showreel-frame:hover .showreel-image {
  transform: scale(1.03);
}

/* Interface Editorial Sobreposta na Hero */
.showreel-ui-overlay {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  pointer-events: none;
}

.showreel-floating-card {
  background-color: rgba(13, 13, 13, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--hairline-dark);
  padding: 0.9rem 1.15rem;
  max-width: 340px;
}

.showreel-card-tag {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-champagne);
  display: block;
  margin-bottom: 0.3rem;
}

.showreel-card-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-ivory);
}

.showreel-caption-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 0.9rem;
  margin-top: 0.9rem;
  border-top: 1px solid var(--hairline-dark-subtle);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.showreel-caption-bar span.highlight {
  color: var(--color-champagne);
}

/* ==========================================================================
   6. Seção 02 — Projetos Selecionados (Apresentação Monumental e Intercalada)
   ========================================================================== */
.projects-section {
  padding-block: var(--section-py);
  border-bottom: 1px solid var(--hairline-dark-subtle);
}

.section-header-row {
  margin-bottom: clamp(3rem, 6vw, 5rem);
  align-items: end;
}

.section-header-left {
  grid-column: 1 / 8;
}

.section-header-left .eyebrow {
  margin-bottom: 1rem;
}

.section-header-right {
  grid-column: 8 / 13;
}

.projects-disclaimer {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--hairline-dark);
  background-color: rgba(200, 185, 157, 0.06);
  font-size: 0.78rem;
  color: var(--color-champagne);
}

.project-list {
  display: flex;
  flex-direction: column;
  gap: clamp(4rem, 7vw, 6.5rem);
}

.project-showcase {
  padding-top: clamp(2.5rem, 4.5vw, 4rem);
  border-top: 1px solid var(--hairline-dark);
  align-items: center;
}

.project-showcase .project-info-col {
  grid-column: 1 / 6;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.project-showcase .project-visual-col {
  grid-column: 6 / 13;
}

.project-showcase.is-reversed .project-visual-col {
  grid-column: 1 / 8;
  grid-row: 1;
}

.project-showcase.is-reversed .project-info-col {
  grid-column: 8 / 13;
  grid-row: 1;
}

.project-meta-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--hairline-dark-subtle);
}

.project-index {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-style: italic;
  color: var(--color-champagne);
}

.project-concept-badge {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--hairline-dark);
  color: var(--color-ivory);
}

.project-niche {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-champagne);
}

.project-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 2.8vw, 2.5rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--color-ivory);
}

.project-description {
  color: var(--color-gray);
  font-size: var(--fs-body);
}

.project-features-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding-block: 0.75rem;
  border-top: 1px solid var(--hairline-dark-subtle);
  border-bottom: 1px solid var(--hairline-dark-subtle);
}

.project-features-list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.9rem;
  color: var(--color-ivory);
}

.project-features-list li::before {
  content: '—';
  color: var(--color-champagne);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.project-tag {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  background-color: var(--color-black);
  border: 1px solid var(--hairline-dark-subtle);
  color: var(--color-gray);
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding-top: 0.5rem;
}

/* Moldura Visual e Prévia do Projeto */
.project-frame {
  background-color: var(--color-black);
  border: 1px solid var(--hairline-dark);
  padding: clamp(0.75rem, 1.4vw, 1.25rem);
  transition: border-color var(--transition-base);
}

.project-frame:hover {
  border-color: var(--color-champagne);
}

.project-browser-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--hairline-dark-subtle);
  font-size: 0.72rem;
  color: var(--color-gray);
}

.browser-dots {
  display: flex;
  gap: 6px;
}

.browser-dots span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--hairline-dark);
}

.browser-url {
  font-family: var(--font-sans);
  letter-spacing: 0.06em;
  color: var(--color-champagne);
}

.project-media-box {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background-color: var(--bg-dark-elevated);
}

.project-media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.75s var(--ease-editorial);
}

.project-frame:hover .project-media-img {
  transform: scale(1.03);
}

.project-live-preview-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--hairline-dark-subtle);
}

.preview-strip-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--color-ivory);
}

.preview-swatch-group {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.preview-swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

/* ==========================================================================
   7. Seção 03 — Serviços Oferecidos (Fundo Claro Marfim + Coluna Fixa Sticky)
   ========================================================================== */
.services-section {
  padding-block: var(--section-py);
  border-bottom: 1px solid var(--hairline-light);
}

.services-layout {
  align-items: start;
}

.services-sticky-col {
  grid-column: 1 / 5;
  position: sticky;
  top: calc(var(--header-height) + 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
  padding-right: 1.5rem;
}

.services-list-col {
  grid-column: 5 / 13;
  border-top: 1px solid var(--hairline-light-strong);
}

.service-item {
  border-bottom: 1px solid var(--hairline-light-strong);
  transition: background-color var(--transition-fast);
}

.service-trigger {
  width: 100%;
  text-align: left;
  padding: 2rem 0.5rem;
  display: grid;
  grid-template-columns: 48px 1fr auto;
  align-items: baseline;
  gap: 1.25rem;
}

.service-num {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-style: italic;
  color: #6E5D43;
}

.service-main-heading {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.service-title {
  font-family: var(--font-serif);
  font-size: var(--fs-h3);
  color: var(--color-black);
  transition: transform var(--transition-fast);
}

.service-item:hover .service-title {
  transform: translateX(6px);
}

.service-short {
  font-size: 0.95rem;
  color: #57534C;
}

.service-toggle-icon {
  width: 34px;
  height: 34px;
  border: 1px solid var(--hairline-light-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-black);
  transition:
    transform var(--transition-base),
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.service-item.is-active .service-toggle-icon {
  transform: rotate(45deg);
  background-color: var(--color-black);
  color: var(--color-ivory);
}

.service-details {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-base);
}

.service-item.is-active .service-details {
  grid-template-rows: 1fr;
}

.service-details-inner {
  overflow: hidden;
  padding-left: calc(48px + 1.25rem);
  padding-right: 1rem;
}

.service-details-content {
  padding-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.service-deliverables {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.deliverable-pill {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--hairline-light-strong);
  background-color: var(--bg-light-elevated);
  color: var(--color-charcoal);
}

/* ==========================================================================
   8. Seção 04 — Planos e Formas de Contratação (3 Painéis Arquitetônicos)
   ========================================================================== */
.plans-section {
  padding-block: var(--section-py);
  border-bottom: 1px solid var(--hairline-dark-subtle);
}

.plans-matrix {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--hairline-dark);
  background-color: var(--color-black);
}

.plan-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(2rem, 3.2vw, 3rem);
  border-right: 1px solid var(--hairline-dark);
  position: relative;
  transition: background-color var(--transition-base);
}

.plan-panel:last-child {
  border-right: none;
}

.plan-panel.is-featured {
  background-color: var(--bg-dark-card);
  box-shadow: inset 0 3px 0 var(--color-champagne);
}

.plan-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  background-color: var(--color-champagne);
  color: var(--color-black);
  margin-bottom: 1.25rem;
}

.plan-index {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-champagne);
  margin-bottom: 0.5rem;
  display: block;
}

.plan-name {
  font-family: var(--font-serif);
  font-size: var(--fs-h3);
  color: var(--color-ivory);
  margin-bottom: 0.65rem;
}

.plan-audience {
  font-size: 0.9rem;
  color: var(--color-gray);
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--hairline-dark-subtle);
  margin-bottom: 1.5rem;
}

.plan-price-box {
  padding: 1rem 1.15rem;
  background-color: rgba(200, 185, 157, 0.05);
  border: 1px dashed var(--hairline-dark);
  margin-bottom: 1.75rem;
}

.plan-price-label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gray);
  margin-bottom: 0.25rem;
}

.plan-price-placeholder {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-champagne);
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 2.25rem;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.92rem;
  color: var(--color-ivory);
}

.plan-features li span.check {
  color: var(--color-champagne);
  font-weight: 600;
}

.plan-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.plan-timeline-note {
  font-size: 0.78rem;
  color: var(--color-gray);
  text-align: center;
}

/* ==========================================================================
   9. Seção 05 — Processo de Desenvolvimento (Linha do Tempo em 4 Colunas)
   ========================================================================== */
.process-section {
  padding-block: var(--section-py);
  border-bottom: 1px solid var(--hairline-light);
}

.process-timeline-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--hairline-light-strong);
  border-bottom: 1px solid var(--hairline-light-strong);
}

.process-step {
  padding: clamp(2rem, 3vw, 2.75rem) clamp(1.25rem, 2vw, 2rem);
  border-right: 1px solid var(--hairline-light);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
}

.process-step:last-child {
  border-right: none;
}

.process-numeral {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-style: italic;
  line-height: 1;
  color: #6E5D43;
}

.process-step-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-black);
  margin-bottom: 0.65rem;
}

.process-step-desc {
  font-size: 0.9375rem;
  color: #57534C;
}

.process-client-role {
  padding-top: 1rem;
  border-top: 1px solid var(--hairline-light);
  font-size: 0.78rem;
  color: var(--color-charcoal);
}

.process-client-role strong {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.68rem;
  color: #6E5D43;
  margin-bottom: 0.2rem;
}

/* ==========================================================================
   10. Seção 06 — Contato, Chamada para Orçamento e Rodapé Editorial
   ========================================================================== */
.contact-section {
  padding-top: var(--section-py);
  padding-bottom: clamp(3rem, 5vw, 4.5rem);
}

.contact-grid {
  align-items: start;
  padding-bottom: clamp(4rem, 7vw, 6rem);
  border-bottom: 1px solid var(--hairline-dark-subtle);
}

.contact-direct-col {
  grid-column: 1 / 6;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-direct-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 0.5rem;
}

.direct-channel-card {
  padding: 1.25rem 1.5rem;
  background-color: var(--bg-dark-elevated);
  border: 1px solid var(--hairline-dark);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.channel-label {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-champagne);
}

.channel-value {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-ivory);
  word-break: break-word;
}

.channel-note {
  font-size: 0.8rem;
  color: var(--color-gray);
}

.contact-form-col {
  grid-column: 7 / 13;
  background-color: var(--bg-dark-elevated);
  border: 1px solid var(--hairline-dark);
  padding: clamp(1.75rem, 3.5vw, 3rem);
}

.form-config-banner {
  padding: 0.85rem 1rem;
  margin-bottom: 1.75rem;
  background-color: rgba(200, 185, 157, 0.07);
  border-left: 2px solid var(--color-champagne);
  font-size: 0.8rem;
  color: var(--color-ivory);
}

.editorial-form {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-row-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.form-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-champagne);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 0;
  font-size: 1rem;
  color: var(--color-ivory);
  border-bottom: 1px solid var(--hairline-dark);
  transition: border-color var(--transition-fast);
  border-radius: 0;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: rgba(133, 129, 122, 0.6);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-bottom-color: var(--color-champagne);
}

.form-textarea {
  resize: vertical;
  min-height: 96px;
}

/* Seletores Rápidos em Formato de Chips */
.chip-selector-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding-top: 0.35rem;
}

.chip-option {
  padding: 0.55rem 1rem;
  min-height: 40px;
  font-size: 0.82rem;
  border: 1px solid var(--hairline-dark);
  color: var(--color-gray);
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}

.chip-option:hover {
  border-color: var(--color-champagne);
  color: var(--color-ivory);
}

.chip-option.is-selected {
  background-color: var(--color-champagne);
  border-color: var(--color-champagne);
  color: var(--color-black);
  font-weight: 500;
}

.form-submit-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.5rem;
}

.form-feedback {
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--color-champagne);
  background-color: rgba(200, 185, 157, 0.1);
  color: var(--color-ivory);
  font-size: 0.9rem;
  display: none;
}

.form-feedback.is-visible {
  display: block;
}

/* Rodapé Editorial */
.site-footer {
  padding-top: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-size: 0.82rem;
  color: var(--color-gray);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-links a:hover {
  color: var(--color-champagne);
}

/* ==========================================================================
   11. Modal Interativo dos 3 Projetos Conceituais (Identidades Independentes + 2.5D/3D)
   ========================================================================== */
.demo-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background-color: rgba(10, 10, 10, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(0.75rem, 2.5vw, 2rem);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.demo-modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Variáveis de Tema por Demonstração */
.demo-modal-window,
.demo-modal-window[data-demo-theme="moda"] {
  /* Demonstração 1 — Atelier Véra (Moda): Marfim, Branco Quente, Bege, Champagne e Carvão */
  --demo-bg: #F8F4EC;
  --demo-bg-gradient: radial-gradient(circle at 18% 18%, #FFFDF9 0%, #F7F1E5 56%, #EAE0CE 100%);
  --demo-topbar-bg: rgba(242, 235, 223, 0.94);
  --demo-surface: rgba(255, 253, 249, 0.88);
  --demo-surface-alt: rgba(239, 231, 217, 0.92);
  --demo-sidebar-bg: rgba(244, 238, 227, 0.94);
  --demo-text: #1B1917;
  --demo-text-muted: #5E564D;
  --demo-accent: #8C6D46;
  --demo-price: #463522;
  --demo-border: rgba(74, 56, 35, 0.16);
  --demo-border-strong: rgba(140, 109, 70, 0.45);
  --demo-btn-bg: #463522;
  --demo-btn-text: #FAF7F2;
  --demo-btn-hover-bg: #C5AE8B;
  --demo-btn-hover-text: #1B1917;
  --demo-chip-bg: rgba(255, 253, 249, 0.72);
  --demo-chip-text: #5E564D;
  --demo-chip-active-bg: #C5AE8B;
  --demo-chip-active-text: #1B1917;
  --demo-chip-active-border: #8C6D46;
  --demo-badge-bg: rgba(197, 174, 139, 0.28);
  --demo-badge-text: #463522;
  --demo-frame-border: #C5AE8B;
}

.demo-modal-window[data-demo-theme="acai"] {
  /* Demonstração 2 — Nativo Açaí: Roxo Profundo, Violeta, Lilás, Rosa-Framboesa e Creme */
  --demo-bg: #1E0B29;
  --demo-bg-gradient: radial-gradient(circle at 82% 18%, #3B1552 0%, #210B2E 56%, #13051B 100%);
  --demo-topbar-bg: rgba(20, 6, 28, 0.94);
  --demo-surface: rgba(46, 17, 64, 0.84);
  --demo-surface-alt: rgba(34, 11, 48, 0.9);
  --demo-sidebar-bg: rgba(24, 7, 35, 0.92);
  --demo-text: #FDF6EE;
  --demo-text-muted: #D9C2EE;
  --demo-accent: #FF5C93;
  --demo-price: #FFD166;
  --demo-border: rgba(217, 194, 238, 0.22);
  --demo-border-strong: rgba(255, 92, 147, 0.55);
  --demo-btn-bg: #D93870;
  --demo-btn-text: #FDF6EE;
  --demo-btn-hover-bg: #F25289;
  --demo-btn-hover-text: #FDF6EE;
  --demo-chip-bg: rgba(34, 11, 48, 0.75);
  --demo-chip-text: #D9C2EE;
  --demo-chip-active-bg: #6B21A8;
  --demo-chip-active-text: #FDF6EE;
  --demo-chip-active-border: #FF5C93;
  --demo-badge-bg: rgba(217, 56, 112, 0.25);
  --demo-badge-text: #FFB5CE;
  --demo-frame-border: #D93870;
}

.demo-modal-window[data-demo-theme="lanches"] {
  /* Demonstração 3 — Brasa & Pão: Carvão, Vermelho Queimado, Laranja Brasa, Amarelo Cheddar e Creme */
  --demo-bg: #14100D;
  --demo-bg-gradient: radial-gradient(circle at 20% 82%, #35180E 0%, #19120E 58%, #0E0A08 100%);
  --demo-topbar-bg: rgba(14, 10, 8, 0.95);
  --demo-surface: rgba(34, 24, 19, 0.86);
  --demo-surface-alt: rgba(24, 17, 13, 0.92);
  --demo-sidebar-bg: rgba(18, 13, 10, 0.94);
  --demo-text: #FAF0E4;
  --demo-text-muted: #CBB7A4;
  --demo-accent: #F2B238;
  --demo-price: #F2B238;
  --demo-border: rgba(242, 178, 56, 0.22);
  --demo-border-strong: rgba(216, 67, 21, 0.6);
  --demo-btn-bg: #D4421A;
  --demo-btn-text: #FAF0E4;
  --demo-btn-hover-bg: #F2B238;
  --demo-btn-hover-text: #14100D;
  --demo-chip-bg: rgba(24, 17, 13, 0.78);
  --demo-chip-text: #CBB7A4;
  --demo-chip-active-bg: #B8331E;
  --demo-chip-active-text: #FAF0E4;
  --demo-chip-active-border: #F2B238;
  --demo-badge-bg: rgba(242, 178, 56, 0.18);
  --demo-badge-text: #F2B238;
  --demo-frame-border: #D4421A;
}

.demo-modal-window {
  position: relative;
  width: 100%;
  max-width: 1180px;
  max-height: 90vh;
  background-color: var(--demo-bg);
  background-image: var(--demo-bg-gradient);
  color: var(--demo-text);
  border: 1px solid var(--demo-frame-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(16px);
  transition:
    transform var(--transition-base),
    background-color 0.45s ease,
    color 0.35s ease,
    border-color 0.45s ease;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.55);
}

.demo-modal-backdrop.is-open .demo-modal-window {
  transform: translateY(0);
}

/* ==========================================================================
   Cena Ambiental 2.5D / 3D no Fundo das Demonstrações
   ========================================================================== */
.demo-ambient-scene {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  perspective: 900px;
  transform-style: preserve-3d;
}

.ambient-item-3d {
  position: absolute;
  pointer-events: none;
  user-select: none;
  will-change: transform;
  transform-style: preserve-3d;
}

.ambient-item-3d svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}

/* Planos de Profundidade 2.5D / 3D */
.ambient-item-3d.depth-far {
  opacity: 0.22;
  filter: blur(2.5px);
  animation: float3dFar 26s ease-in-out infinite alternate;
}

.ambient-item-3d.depth-mid {
  opacity: 0.32;
  filter: drop-shadow(0 12px 20px rgba(0, 0, 0, 0.16));
  animation: float3dMid 20s ease-in-out infinite alternate;
}

.ambient-item-3d.depth-near {
  opacity: 0.42;
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.24));
  animation: float3dNear 16s ease-in-out infinite alternate;
}

.demo-modal-window[data-demo-theme="moda"] .ambient-item-3d.depth-far {
  opacity: 0.28;
}

.demo-modal-window[data-demo-theme="moda"] .ambient-item-3d.depth-mid {
  opacity: 0.38;
  filter: drop-shadow(0 12px 22px rgba(140, 109, 70, 0.16));
}

.demo-modal-window[data-demo-theme="moda"] .ambient-item-3d.depth-near {
  opacity: 0.48;
  filter: drop-shadow(0 18px 28px rgba(140, 109, 70, 0.22));
}

@keyframes float3dFar {
  0% {
    transform: translate3d(0, 0, -90px) rotateX(8deg) rotateY(-10deg) rotateZ(-4deg) scale(0.84);
  }
  50% {
    transform: translate3d(18px, -16px, -60px) rotateX(16deg) rotateY(12deg) rotateZ(5deg) scale(0.88);
  }
  100% {
    transform: translate3d(-14px, 14px, -90px) rotateX(-8deg) rotateY(-14deg) rotateZ(-6deg) scale(0.84);
  }
}

@keyframes float3dMid {
  0% {
    transform: translate3d(0, 0, -20px) rotateX(12deg) rotateY(-14deg) rotateZ(0deg) scale(0.96);
  }
  50% {
    transform: translate3d(-20px, 18px, 15px) rotateX(-10deg) rotateY(16deg) rotateZ(8deg) scale(1.02);
  }
  100% {
    transform: translate3d(16px, -14px, -10px) rotateX(14deg) rotateY(-8deg) rotateZ(-7deg) scale(0.96);
  }
}

@keyframes float3dNear {
  0% {
    transform: translate3d(0, 0, 25px) rotateX(-8deg) rotateY(12deg) rotateZ(-3deg) scale(1.04);
  }
  50% {
    transform: translate3d(16px, -22px, 45px) rotateX(14deg) rotateY(-14deg) rotateZ(6deg) scale(1.09);
  }
  100% {
    transform: translate3d(-14px, 12px, 20px) rotateX(-10deg) rotateY(10deg) rotateZ(-5deg) scale(1.04);
  }
}

/* Barra Superior e Corpo da Demonstração sobre a Cena 2.5D/3D */
.demo-modal-topbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background-color: var(--demo-topbar-bg);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--demo-border);
  transition: background-color 0.35s ease, border-color 0.35s ease;
}

.demo-switcher-tabs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
}

.demo-tab-btn {
  padding: 0.5rem 0.95rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--demo-border);
  background-color: var(--demo-chip-bg);
  color: var(--demo-chip-text);
  white-space: nowrap;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}

.demo-tab-btn:hover {
  border-color: var(--demo-border-strong);
  color: var(--demo-text);
}

.demo-tab-btn.is-active {
  background-color: var(--demo-btn-bg);
  color: var(--demo-btn-text);
  border-color: var(--demo-btn-bg);
  font-weight: 600;
}

.demo-close-btn {
  padding: 0.5rem 0.95rem;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--demo-border-strong);
  background-color: var(--demo-chip-bg);
  color: var(--demo-text);
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}

.demo-close-btn:hover {
  background-color: var(--demo-btn-bg);
  color: var(--demo-btn-text);
  border-color: var(--demo-btn-bg);
}

.demo-modal-body {
  position: relative;
  z-index: 2;
  padding: clamp(1.25rem, 2.5vw, 2rem);
  overflow-y: auto;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1.75rem;
}

/* Estilos Internos dos Simuladores (Adaptados às Variáveis de cada Marca) */
.demo-stage-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--demo-border);
}

.demo-modal-window .eyebrow {
  color: var(--demo-accent);
}

.demo-modal-window .title-card {
  color: var(--demo-text);
}

.demo-modal-window .project-concept-badge {
  background-color: var(--demo-badge-bg);
  color: var(--demo-badge-text);
  border-color: var(--demo-border-strong);
}

.demo-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.demo-filter-chip {
  padding: 0.45rem 0.9rem;
  font-size: 0.78rem;
  border: 1px solid var(--demo-border);
  background-color: var(--demo-chip-bg);
  color: var(--demo-chip-text);
  transition: all var(--transition-fast);
}

.demo-filter-chip:hover {
  border-color: var(--demo-border-strong);
  color: var(--demo-text);
}

.demo-filter-chip.is-active {
  border-color: var(--demo-chip-active-border);
  color: var(--demo-chip-active-text);
  background-color: var(--demo-chip-active-bg);
  font-weight: 600;
}

.demo-catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 1rem;
}

.demo-product-card {
  background-color: var(--demo-surface);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--demo-border);
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.85rem;
  transition:
    transform var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.demo-product-card:hover {
  transform: translateY(-3px);
  border-color: var(--demo-border-strong);
}

.demo-product-tag {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--demo-accent);
  font-weight: 600;
}

.demo-product-name {
  font-family: var(--font-serif);
  font-size: 1.08rem;
  color: var(--demo-text);
}

.demo-product-desc {
  font-size: 0.82rem;
  color: var(--demo-text-muted);
}

.demo-product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--demo-border);
}

.demo-price {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--demo-price);
}

.demo-add-btn {
  padding: 0.45rem 0.85rem;
  font-size: 0.76rem;
  background-color: var(--demo-btn-bg);
  color: var(--demo-btn-text);
  border: 1px solid var(--demo-btn-bg);
  font-weight: 600;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
}

.demo-add-btn:hover {
  background-color: var(--demo-btn-hover-bg);
  color: var(--demo-btn-hover-text);
  border-color: var(--demo-btn-hover-bg);
}

/* Customizador de Açaí e Boxes Internos */
.acai-builder-box {
  background-color: var(--demo-surface-alt);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--demo-border);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.acai-step-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--demo-accent);
  font-weight: 600;
  margin-bottom: 0.65rem;
}

.acai-options-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.acai-choice-btn {
  padding: 0.45rem 0.85rem;
  font-size: 0.8rem;
  border: 1px solid var(--demo-border);
  background-color: var(--demo-chip-bg);
  color: var(--demo-text);
  transition: all var(--transition-fast);
}

.acai-choice-btn:hover {
  border-color: var(--demo-border-strong);
}

.acai-choice-btn.is-selected {
  border-color: var(--demo-chip-active-border);
  background-color: var(--demo-chip-active-bg);
  color: var(--demo-chip-active-text);
  font-weight: 600;
}

/* Campo de observação dentro do modal */
.demo-modal-window .form-input {
  color: var(--demo-text);
  border-bottom-color: var(--demo-border-strong);
}

.demo-modal-window .form-input::placeholder {
  color: var(--demo-text-muted);
  opacity: 0.75;
}

/* Painel Lateral do Carrinho Demonstrativo */
.demo-cart-sidebar {
  background-color: var(--demo-sidebar-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--demo-border-strong);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
}

.demo-cart-items {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-height: 280px;
  overflow-y: auto;
}

.demo-cart-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--demo-border);
  font-size: 0.84rem;
}

.demo-cart-item-title {
  color: var(--demo-text);
  display: block;
}

.demo-cart-item-price {
  color: var(--demo-price);
  font-size: 0.8rem;
  font-weight: 600;
}

.demo-cart-remove {
  font-size: 0.75rem;
  color: var(--demo-text-muted);
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--demo-border);
  transition: all var(--transition-fast);
}

.demo-cart-remove:hover {
  color: var(--demo-btn-text);
  background-color: var(--demo-btn-bg);
  border-color: var(--demo-btn-bg);
}

.demo-cart-summary {
  padding-top: 0.85rem;
  border-top: 1px solid var(--demo-border-strong);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.demo-cart-total-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--demo-text);
}

.demo-cart-total-row strong {
  color: var(--demo-price);
}

.demo-modal-window #demo-checkout-btn {
  background-color: var(--demo-btn-bg);
  color: var(--demo-btn-text);
  border-color: var(--demo-btn-bg);
}

.demo-modal-window #demo-checkout-btn:hover {
  background-color: var(--demo-btn-hover-bg);
  color: var(--demo-btn-hover-text);
  border-color: var(--demo-btn-hover-bg);
}

.demo-modal-window #demo-clear-cart-btn {
  color: var(--demo-text);
  border-color: var(--demo-border-strong);
}

.demo-modal-window #demo-clear-cart-btn:hover {
  background-color: var(--demo-surface);
  color: var(--demo-accent);
}

.demo-whatsapp-preview {
  padding: 0.85rem;
  background-color: var(--demo-surface);
  border: 1px dashed var(--demo-border-strong);
  font-size: 0.78rem;
  color: var(--demo-text);
  white-space: pre-line;
  display: none;
}

.demo-whatsapp-preview.is-visible {
  display: block;
}

/* ==========================================================================
   12. Estado de Animação na Rolagem (IntersectionObserver)
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s var(--ease-editorial),
    transform 0.7s var(--ease-editorial);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-line] {
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.9s var(--ease-editorial);
}

[data-reveal-line].is-revealed {
  transform: scaleX(1);
}