/* =============================================
   RESET & BASE
   - box-sizing global
   - Transition apenas em propriedades específicas (evita perf. hit)
   ============================================= */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
}

/* Transições apenas onde necessário, não globalmente */


/* =============================================
   VARIÁVEIS DE DESIGN (TEMA CLARO — PADRÃO)
   ============================================= */
:root {
  /* Paleta principal */
  --cor-primaria: #111111;
  --cor-secundaria: #ffffff;

  /* Escala de verdes */
  --verde-5: #377c2a;
  --verde-4: #5b9d4d;
  --verde-3: #80be6f;
  --verde-2: #a4de92;
  --verde-1: #c9ffb4;

  /* Semitransparências e fundos */
  --semi-1: rgba(255, 255, 255, 0.85);
  --semi-2: rgba(0, 0, 0, 0.85);
  --semi-3: #171717;

  /* Componentes */
  --price-background: #ffffff;
  --shadow: rgba(0, 0, 0, 0.12);
  --cor-header: rgba(0, 0, 0, 0.82);
  --footer-background: #f4f4f4;

  /* Tipografia — escala fluida */
  --fs-xl: clamp(2.5rem, 6vw, 4.5rem);
  /* H1 hero */
  --fs-lg: clamp(1.75rem, 4vw, 2.5rem);
  /* H2 seções */
  --fs-md: clamp(1.25rem, 2.5vw, 1.75rem);
  /* H3 */
  --fs-sm: clamp(0.9rem, 1.5vw, 1.1rem);
  /* Texto corpo */
  --fs-xs: 0.875rem;
  /* Auxiliar */

  /* Espaçamentos */
  --section-padding: clamp(3rem, 8vw, 6rem);
  --container-max: 1280px;
  --container-padding: clamp(1rem, 5vw, 2rem);

  /* Raio de borda */
  --radius: 0.875rem;
  --radius-sm: 0.5rem;
}

/* =============================================
   TEMA ESCURO
   ============================================= */
body.alt {
  --cor-primaria: #f0f0f0;
  --cor-secundaria: #111111;

  --verde-5: #327d26;
  --verde-4: #266f1c;
  --verde-3: #196213;
  --verde-2: #0d5409;
  --verde-1: #004700;

  --semi-1: rgba(0, 0, 0, 0.85);
  --semi-2: rgba(255, 255, 255, 0.85);
  --semi-3: #f0f0f0;

  --price-background: #1a1a1a;
  --shadow: rgba(255, 255, 255, 0.08);
  --cor-header: rgba(255, 255, 255, 0.82);
  --footer-background: #171717;
}

/* =============================================
   TIPOGRAFIA BASE (Mobile-First)
   ============================================= */
body {
  font-family: 'Montserrat', sans-serif;
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--cor-primaria);
  background-color: var(--semi-3);
  /* Evita layout shift causado por scroll */
  overflow-x: hidden;
}

h1 {
  font-family: 'Playfair Display', serif;
  font-size: var(--fs-xl);
  line-height: 1.15;
}

h2 {
  font-family: 'Montserrat', sans-serif;
  font-size: var(--fs-lg);
  font-weight: 700;
  line-height: 1.2;
}

h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: var(--fs-md);
  font-weight: 600;
  line-height: 1.3;
}

p,
li,
td {
  font-family: 'Montserrat', sans-serif;
  font-size: var(--fs-sm);
}

/* =============================================
   ACESSIBILIDADE: Skip link e foco visível
   ============================================= */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--verde-1);
  color: var(--cor-primaria);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  z-index: 10000;
  transition: top 0.2s;
}

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

:focus-visible {
  outline: 3px solid var(--verde-3);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =============================================
   ANIMAÇÕES DE SCROLL (com suporte a prefers-reduced-motion)
   ============================================= */
.reveal-item {
  opacity: 0;
  filter: blur(4px);
  transition:
    opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.8s cubic-bezier(0.25, 1, 0.5, 1),
    filter 0.8s ease;
    will-change: opacity, transform, filter;
  /* Otimiza a performance no mobile */
}


.from-bottom {
  transform: translateY(40px);
}

.from-left {
  transform: translateX(-40px);
}

.from-right {
  transform: translateX(40px);
}

/* O .show precisa de força total para resetar os eixos */
.reveal-item.show {
  opacity: 1;
  filter: blur(0);
  transform: translate(0, 0) !important;
}


/* =============================================
   BOTÕES — Sistema unificado
   ============================================= */
.btn {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-size: var(--fs-xs);
  font-weight: 700;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
}

.btn-primary {
  background-color: var(--verde-1);
  color: var(--cor-primaria);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--verde-2);
  color: var(--cor-primaria);
}

.btn-secondary {
  background-color: transparent;
  color: var(--cor-secundaria);
  border-color: var(--semi-1);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background-color: var(--cor-secundaria);
  color: var(--cor-primaria);
}

/* =============================================
   HEADER
   ============================================= */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
}

.header-container {
  background-color: var(--cor-header);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  height: 4.5rem;
  padding: 0 var(--container-padding);
  gap: 0.75rem;
}

/* Logo empurra os controles à direita */
.header-logo {
  margin-right: auto;
}

.header-logo a {
  display: flex;
  align-items: center;
}

.logo-header {
  width: 3rem;
  height: auto;
  /* No modo claro, o logo SVG escuro é invertido para aparecer branco */
  filter: invert(1) brightness(2);
}

.logo-header.alt {
  filter: none;
}

/* Hamburguer — visível apenas em mobile */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 1.75rem;
  height: 1.25rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--semi-1);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Estado aberto do menu mobile */
.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* Nav links */
.header-nav {
  display: none;
  /* escondido no mobile por padrão */
  flex-direction: column;
  position: fixed;
  top: 4.5rem;
  left: 0;
  width: 100%;
  background-color: var(--cor-header);
  padding: 1.5rem var(--container-padding);
  gap: 1rem;
}

.header-nav.is-open {
  display: flex;
}

.header-nav a {
  color: var(--semi-1);
  font-size: 1rem;
  font-weight: 600;
  position: relative;
}

.header-nav a:not(.btn-cta):hover,
.header-nav a:not(.btn-cta):focus-visible {
  color: var(--verde-1);
}

.header-nav a:not(.btn-cta)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--verde-1);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
}

.header-nav a:not(.btn-cta):hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.btn-cta {
  display: inline-block;
  background-color: var(--verde-1);
  color: var(--cor-primaria) !important;
  font-weight: 700;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius);
  text-align: center;
  align-self: flex-start;
}

.btn-cta::after {
  display: none !important;
}

.btn-cta:hover,
.btn-cta:focus-visible {
  background-color: var(--verde-2);
  color: var(--cor-primaria) !important;
}

/* Toggle claro/escuro */
.toggle-container {
  margin: 0 0.5rem;
  position: relative;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  cursor: pointer;
  overflow: hidden;
  flex-shrink: 0;
  align-self: center;
  padding: 0;
}

.toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  inset: 0;
  color: var(--semi-1);
}

.toggle .icon {
  position: absolute;
  width: 100%;
  height: 100%;
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.toggle:hover {
  color: var(--verde-1);
}

.icon.sun {
  opacity: 0;
  transform: scale(0.5) rotate(-90deg);
}

.icon.moon {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.toggle-container.alt .icon.sun {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.toggle-container.alt .icon.moon {
  opacity: 0;
  transform: scale(0.5) rotate(90deg);
}


/* =============================================
   HERO
   ============================================= */
.hero {
  padding-top: 3rem;
  /* compensa o header fixo */
}

.hero-container {
  display: flex;
  flex-direction: column;
  background-color: var(--semi-3);
  min-height: 100svh;
  /* usa svh para mobile corretamente */
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--section-padding) var(--container-padding);
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.hero-content h1 {
  color: var(--cor-secundaria);
}

.hero-content h1 span {
  color: var(--verde-2);
}

.hero-subtitle {
  margin-top: 0.75rem;
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  color: var(--semi-1);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-buttons .btn {
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
}

.hero-art {
  min-height: 300px;
  min-height: 10rem;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, var(--verde-1) -80%, var(--semi-3) 60%);
  background-image: url(../img/hero-art.webp);
  background-size: cover;
}

/* =============================================
   PAINS (Dores do cliente)
   ============================================= */
.pains {
  background-color: var(--semi-3);
  padding: var(--section-padding) var(--container-padding);
}

.pains-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.pains-container h2 {
  color: var(--cor-secundaria);
  text-align: center;
  margin-bottom: 2.5rem;
}

.pains-container h2 span {
  color: var(--verde-2);
}

.pains-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.pain-card {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
}

.pain-card h3 {
  color: var(--verde-1);
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.pain-card p {
  color: var(--semi-1);
}

/* =============================================
   ABOUT
   ============================================= */
.about {
  background-color: var(--semi-3);
  padding: var(--section-padding) var(--container-padding);
  scroll-margin-top: 3rem;
}

.about-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.about-container>h2 {
  color: var(--cor-secundaria);
  text-align: center;
}

.about-container>h2 span {
  color: var(--verde-2);
}

.about-subtitle {
  color: var(--semi-1);
  text-align: center;
}

.about-flex {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  width: 100%;
  margin-top: 1rem;
}

.about-content h3 {
  color: var(--cor-secundaria);
  margin-bottom: 1rem;
}

.about-content h3 span {
  color: var(--verde-2);
}

.about-content p {
  color: var(--semi-1);
  margin-bottom: 2rem;
}

.about-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  background-image: url(../img/about-art.webp);
  background-size: cover;
  background-position: center;
  /* Dimensões definidas para evitar CLS */
  min-height: 200px;
}

/* =============================================
   PRICING
   ============================================= */
.pricing {
  position: relative;
  background-color: var(--price-background);
  padding: var(--section-padding) var(--container-padding);
  padding-bottom: calc(var(--section-padding) * 1.5);
  scroll-margin-top: 3rem;
}

.wave-top {
  position: absolute;
  top: -2.5rem;
  left: 0;
  width: 100%;
  height: 3rem;
  fill: var(--price-background);
  pointer-events: none;
}

.pricing>h2,
.pricing>p.pricing-subtitle {
  text-align: center;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.pricing>h2 {
  color: var(--cor-primaria);
  margin-bottom: 0.5rem;
}

.pricing-subtitle {
  color: #555;
  margin-bottom: 2.5rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  max-width: var(--container-max);
  margin: 0 auto;
}

.price-card {
  background-color: var(--semi-3);
  border-radius: var(--radius);
  padding: 2rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.price-card h3 {
  color: var(--verde-1);
  text-align: center;
  margin-bottom: 0.25rem;
}

.plan-description {
  color: var(--semi-1);
  text-align: center;
  font-size: var(--fs-xs);
  margin-bottom: 0.75rem;
}

.price {
  color: var(--cor-secundaria);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  text-align: center;
  margin: 0.75rem 0;
}

.price span {
  font-size: 1.25rem;
  color: var(--verde-2);
  font-weight: 500;
}

.price-consulta {
  color: var(--verde-2);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  text-align: center;
  margin: 0.75rem 0;
  margin-top: 1.5rem;
}

.price-card ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

.price-card li {
  color: var(--cor-secundaria);
  padding: 0.3rem 0 0.3rem 1.5rem;
  position: relative;
  font-size: var(--fs-xs);
}

.price-card li::before {
  content: "✓";
  color: var(--verde-1);
  position: absolute;
  left: 0;
  font-weight: 700;
}

.plan-include {
  color: var(--verde-4);
  font-weight: 600;
}

.btn-price-wrap {
  margin-top: 1.5rem;
  display: flex;
  justify-content: center;
}

.btn-price {
  display: block;
  width: 100%;
  max-width: 280px;
  text-align: center;
  font-weight: 700;
  font-size: 1rem;
  color: var(--cor-secundaria);
  border: 2px solid var(--verde-3);
  background-color: var(--cor-primaria);
  border-radius: var(--radius);
  padding: 0.875rem 1rem;
  cursor: pointer;
}

.btn-price:hover,
.btn-price:focus-visible {
  border-color: var(--verde-1);
  background-color: var(--verde-1);
  color: var(--cor-primaria);
}

/* Tabela comparativa */
.table-container {
  max-width: var(--container-max);
  margin: 4rem auto 0;
  text-align: center;
}

.table-container h2 {
  color: var(--cor-primaria);
  margin-bottom: 0.5rem;
}

.table-container p {
  color: #555;
  margin-bottom: 1.5rem;
}

/* Scroll horizontal em mobile sem quebrar layout (evita CLS) */
.table-scroll {
  color: #111111;
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
}

.table-scroll table {
  width: 100%;
  min-width: 560px;
  /* garante que a tabela não quebre em telas estreitas */
  border-collapse: collapse;
  border-radius: var(--radius);
  overflow: hidden;
}

.table-scroll thead tr {
  background-color: #111111;
  color: #ffffff;
  text-align: center;
}

.table-scroll thead th:first-child,
td:first-child {
  text-align: left;
}

.table-scroll th {
  padding: 0.5rem 1rem;
  font-weight: 700;
  white-space: nowrap;
}

.table-scroll tbody tr:nth-child(odd) {
  background-color: #ffffff;
}

.table-scroll tbody tr:nth-child(even) {
  background-color: #f5f5f5;
}

.table-scroll td {
  padding: 0.5rem 1rem;
  font-weight: 500;
  font-size: var(--fs-xs);
}

.table-scroll td:not(:first-child) {
  text-align: center;
}

.table-scroll td.check {
  color: #367c2a;
  font-weight: 700;
}

.table-scroll td.cross {
  color: #8f1919;
}

.table-scroll tbody tr td:not(.check):not(.cross):not(:first-child) {
  color: #333333;
}

/* =============================================
   FAQ
   ============================================= */
.faq {
  background-color: var(--semi-3);
  padding: var(--section-padding) var(--container-padding);
  scroll-margin-top: 3rem;
}

.faq-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.faq-content h2 {
  color: var(--cor-secundaria);
  margin-bottom: 1rem;
}

.faq-content h2 span {
  color: var(--verde-1);
}

.faq-content p {
  color: var(--semi-1);
  margin-bottom: 2rem;
  max-width: 520px;
}

.faq-content p span {
  color: var(--verde-2);
}

.faq-item {
  margin-bottom: 0.75rem;
  border-radius: var(--radius);
  overflow: hidden;
}

.question {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(0.875rem, 1.5vw, 1.05rem);
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  width: 100%;
  border-radius: var(--radius);
  text-align: left;
  border: none;
  background-color: var(--semi-2);
  color: var(--cor-secundaria);
  padding: 1.25rem 1.5rem;
  cursor: pointer;
}

.question::after {
  content: '❮';
  display: inline-block;
  flex-shrink: 0;
  transform: rotate(270deg);
  transition: transform 0.1s ease;
  font-size: 0.875rem;
}

.faq-item.active .question::after {
  transform: rotate(90deg);
}

.faq-item.active .question {
  border-radius: var(--radius) var(--radius) 0 0;
}

.response {
  background-color: var(--semi-2);
  color: var(--semi-1);
  max-height: 0;
  overflow: hidden;
  padding: 0 1.5rem;
  font-size: var(--fs-xs);
  border-radius: 0 0 var(--radius) var(--radius);
}

.faq-item.active .response {
  max-height: 300px;
  padding: 1rem 1.5rem 1.5rem;
}

/* =============================================
   FOOTER
   ============================================= */
footer {
  position: relative;
  background-color: var(--footer-background);
}

/* Borda decorativa superior */
footer::before {
  content: '';
  position: absolute;
  top: -1.25rem;
  left: 0;
  width: 100%;
  height: 1.25rem;
  background-image:
    linear-gradient(135deg, var(--semi-3) 25%, transparent 0%),
    linear-gradient(225deg, var(--semi-3) 25%, transparent 0%);
  background-size: 1.25rem 2.5rem;
  background-position: 0 0;
  background-repeat: repeat-x;
  background-color: var(--footer-background);
  pointer-events: none;
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 2.5rem var(--container-padding) 3rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2rem;
}

.logo-footer {
  width: 7rem;
  height: auto;
  filter: brightness(0.1);
}

.logo-footer.alt {
  filter: invert(1) brightness(2);
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-nav p {
  font-weight: 700;
  color: var(--cor-primaria);
  margin-bottom: 0.25rem;
}

.footer-nav a {
  color: var(--semi-2);
  font-size: var(--fs-xs);
}

.footer-nav a:hover {
  color: var(--cor-primaria);
}

.footer-copyright {
  color: #888;
  font-size: var(--fs-sm);
  margin-top: 3rem;
  width: 100%;
}

/* =============================================
   MEDIA QUERIES — Abordagem Mobile-First
   ============================================= */

/* — Tablet: 640px e acima — */
@media (min-width: 640px) {
  .pains-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-container {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .footer-copyright {
    text-align: center;
  }
}

/* — Desktop pequeno: 768px e acima — */
@media (min-width: 768px) {

  /* Header: hamburguer some, nav aparece inline */
  .nav-toggle {
    display: none;
  }

  .header-nav {
    display: flex;
    flex-direction: row;
    position: static;
    width: auto;
    background: none;
    backdrop-filter: none;
    padding: 0;
    align-items: center;
    gap: 1.5rem;
  }

  /* Hero: layout lado a lado */
  .hero-container {
    flex-direction: row;
    min-height: 100svh;
  }

  .hero-content {
    width: 50%;
    flex-shrink: 0;
  }

  .hero-image {
    flex: 1;
    min-height: unset;
  }

  /* About */
  .about-flex {
    flex-direction: row;
    align-items: center;
  }

  .about-content {
    flex: 1;
    padding-right: 2rem;
  }

  .about-image {
    width: 45%;
    flex-shrink: 0;
    aspect-ratio: 4 / 3;
    min-height: unset;
  }

  /* FAQ */
  .faq-container {
    flex-direction: row;
    align-items: flex-start;
  }

  .faq-content {
    width: 40%;
    flex-shrink: 0;
    padding-right: 2rem;
    position: sticky;
    top: 5.5rem;
  }

  .faq-questions {
    flex: 1;
  }
}

/* — Desktop: 1024px e acima — */
@media (min-width: 1024px) {
  .pains-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pricing-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer-container {
    flex-wrap: nowrap;
    gap: 3rem;
  }
}

/* — Ultrawide: 1440px e acima — */
@media (min-width: 1440px) {
  :root {
    --container-padding: 4rem;
  }

  .hero-content {
    width: 45%;
  }
}