/* ============================================
   SANTA CLARA AGROINDUSTRIAL
   Stylesheet principal
   ============================================ */

/* ---------- TOKENS DE DESIGN ---------- */
:root {
  /* Paleta da marca */
  --color-green: #00a786;
  --color-green-dark: #007a5e;
  --color-green-darker: #054d3d;
  --color-green-light: #e6f7f2;
  --color-green-soft: #f0faf6;

  --color-gray-50: #f8f9fa;
  --color-gray-100: #f1f2f3;
  --color-gray-200: #e6e3e3;
  --color-gray-300: #dfe0e0;
  --color-gray-400: #bfc0c0;
  --color-gray-500: #a6a6a6;
  --color-gray-600: #6b7280;
  --color-gray-700: #404040;
  --color-gray-800: #1f1f1f;
  --color-gray-900: #0f0f0f;

  --color-white: #ffffff;
  --color-bg: #ffffff;
  --color-text: #1f1f1f;
  --color-text-muted: #6b7280;

  /* Tipografia */
  --font-display: "Fraunces", "Times New Roman", Georgia, serif;
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 2rem;
  --fs-4xl: 2.75rem;
  --fs-5xl: 3.5rem;
  --fs-6xl: 4.5rem;
  --fs-7xl: 5.5rem;

  /* Espaçamento */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.5rem;
  --space-8: 3rem;
  --space-10: 4rem;
  --space-12: 6rem;
  --space-16: 8rem;
  --space-20: 10rem;

  /* Outros */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(15, 15, 15, 0.04);
  --shadow-md: 0 4px 24px rgba(15, 15, 15, 0.06);
  --shadow-lg: 0 24px 60px rgba(15, 15, 15, 0.08);

  --container-max: 1280px;
  --container-narrow: 980px;
  --header-h: 80px;

  --easing: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; color: inherit; }
::selection { background-color: var(--color-green); color: var(--color-white); }

/* ---------- TIPOGRAFIA ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-gray-900);
}
h1 { font-size: clamp(2.5rem, 5vw + 1rem, var(--fs-7xl)); font-weight: 300; }
h2 { font-size: clamp(2rem, 3vw + 1rem, var(--fs-5xl)); font-weight: 300; }
h3 { font-size: clamp(1.5rem, 2vw + 0.5rem, var(--fs-3xl)); }
h4 { font-size: var(--fs-2xl); }
h5 { font-size: var(--fs-xl); }
h6 { font-size: var(--fs-lg); }

p { line-height: 1.7; color: var(--color-gray-700); }

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-green);
  margin-bottom: var(--space-4);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background-color: var(--color-green);
}

.lead {
  font-size: var(--fs-xl);
  line-height: 1.6;
  color: var(--color-gray-700);
  font-weight: 300;
}

.serif { font-family: var(--font-display); }
.italic { font-style: italic; }

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

.section { padding: var(--space-16) 0; }
.section-sm { padding: var(--space-10) 0; }
.section-lg { padding: var(--space-20) 0; }

.grid { display: grid; gap: var(--space-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- HEADER ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--easing), background-color 0.3s var(--easing);
}
.site-header.scrolled {
  border-bottom-color: var(--color-gray-200);
}
.site-header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--color-gray-900);
}
.logo-mark {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-text small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.625rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gray-500);
  font-weight: 600;
  margin-top: -2px;
}

.nav { display: flex; align-items: center; gap: var(--space-7); }
/* Fallback de espaçamento para navegadores sem suporte a gap em flexbox */
@supports not (gap: 1rem) {
  .nav > * + * { margin-left: var(--space-7); }
}
.nav a {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-gray-700);
  transition: color 0.2s var(--easing);
  position: relative;
}
.nav a:hover { color: var(--color-green); }
.nav a.active {
  color: var(--color-green);
}
.nav a.active::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-green);
}

.nav-cta {
  background-color: var(--color-gray-900);
  color: var(--color-white) !important;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-full);
  font-weight: 500;
  transition: background-color 0.2s var(--easing);
}
.nav-cta:hover {
  background-color: var(--color-green-darker) !important;
  color: var(--color-white) !important;
}

.menu-toggle {
  display: none;
  width: 36px;
  height: 36px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.menu-toggle span {
  width: 22px;
  height: 1.5px;
  background-color: var(--color-gray-900);
  transition: transform 0.3s var(--easing), opacity 0.3s var(--easing);
}
.menu-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

@media (max-width: 900px) {
  .menu-toggle { display: flex; }
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: var(--space-7) var(--space-6);
    gap: var(--space-5);
    transform: translateX(100%);
    transition: transform 0.4s var(--easing);
    border-top: 1px solid var(--color-gray-200);
  }
  .nav.open { transform: translateX(0); }
  .nav a {
    font-size: var(--fs-xl);
    font-family: var(--font-display);
    font-weight: 300;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-gray-200);
  }
  .nav-cta {
    text-align: center;
    margin-top: var(--space-3);
    border-bottom: none !important;
  }
}

/* ---------- BOTÕES ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: 0.875rem 1.75rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-full);
  transition: all 0.25s var(--easing);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background-color: var(--color-green);
  color: var(--color-white);
}
.btn-primary:hover {
  background-color: var(--color-green-darker);
  transform: translateY(-1px);
  box-shadow: 0 12px 32px rgba(0, 167, 134, 0.25);
}
.btn-dark {
  background-color: var(--color-gray-900);
  color: var(--color-white);
}
.btn-dark:hover {
  background-color: var(--color-green-darker);
  transform: translateY(-1px);
}
.btn-outline {
  background-color: transparent;
  color: var(--color-gray-900);
  border: 1px solid var(--color-gray-300);
}
.btn-outline:hover {
  border-color: var(--color-gray-900);
  background-color: var(--color-gray-900);
  color: var(--color-white);
}
.btn-ghost {
  color: var(--color-gray-900);
  padding-left: 0;
  padding-right: 0;
}
.btn-ghost .arrow {
  transition: transform 0.25s var(--easing);
}
.btn-ghost:hover .arrow { transform: translateX(4px); }

.arrow {
  display: inline-flex;
  align-items: center;
  width: 18px;
  height: 18px;
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--header-h);
}
.hero-bg {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-bg::after {
  content: "";
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background: linear-gradient(
    105deg,
    rgba(5, 77, 61, 0.85) 0%,
    rgba(5, 77, 61, 0.55) 55%,
    rgba(5, 77, 61, 0.2) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  color: var(--color-white);
  max-width: 760px;
  padding: var(--space-12) 0;
}
.hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-6);
}
.hero h1 em {
  font-style: italic;
  color: var(--color-green-light);
  font-weight: 300;
}
.hero .lead {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-7);
  max-width: 620px;
}
.hero .eyebrow {
  color: var(--color-green-light);
}
.hero .eyebrow::before {
  background-color: var(--color-green-light);
}
.hero-actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.hero-actions .btn-outline {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}
.hero-actions .btn-outline:hover {
  background-color: var(--color-white);
  color: var(--color-gray-900);
  border-color: var(--color-white);
}

.hero-meta {
  position: absolute;
  bottom: var(--space-8);
  left: 0;
  right: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-white);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.7;
}
@media (max-width: 700px) { .hero-meta { display: none; } }

/* ---------- HERO SECUNDÁRIO (páginas internas) ---------- */
.page-hero {
  padding: calc(var(--header-h) + var(--space-12)) 0 var(--space-12);
  background-color: var(--color-gray-50);
  position: relative;
  overflow: hidden;
}
.page-hero h1 {
  font-size: clamp(2.5rem, 4vw + 1rem, 5rem);
  max-width: 900px;
  margin-bottom: var(--space-5);
}
.page-hero .lead { max-width: 720px; }
.page-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-10);
  align-items: end;
}
@media (max-width: 900px) { .page-hero-grid { grid-template-columns: 1fr; } }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray-500);
  margin-bottom: var(--space-7);
}
.breadcrumb a:hover { color: var(--color-green); }
.breadcrumb-sep { color: var(--color-gray-400); }

/* ---------- CARDS DE PRODUTO ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
@media (max-width: 900px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .product-grid { grid-template-columns: 1fr; } }

.product-card {
  background-color: var(--color-white);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.4s var(--easing), box-shadow 0.4s var(--easing);
  border: 1px solid var(--color-gray-200);
  position: relative;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(15, 15, 15, 0.08);
  border-color: var(--color-green);
}

.product-card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: var(--color-green-soft);
}
.product-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s var(--easing);
}
.product-card:hover .product-card-media img { transform: scale(1.06); }

.product-card-media::after {
  content: "";
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 60%, rgba(5, 77, 61, 0.4) 100%);
  pointer-events: none;
}

.product-card-badge {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  background-color: var(--color-white);
  color: var(--color-gray-900);
  padding: 0.4rem 0.875rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 2;
}
.product-card-badge-spec {
  position: absolute;
  bottom: var(--space-4);
  right: var(--space-4);
  background-color: var(--color-green);
  color: var(--color-white);
  padding: 0.4rem 0.875rem;
  font-family: var(--font-display);
  font-size: var(--fs-base);
  font-weight: 500;
  letter-spacing: 0.02em;
  z-index: 2;
}

.product-card-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.product-card-title {
  font-family: var(--font-display);
  font-size: 1.625rem;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
  color: var(--color-gray-900);
  transition: color 0.25s var(--easing);
}
.product-card:hover .product-card-title { color: var(--color-green-darker); }

.product-card-desc {
  font-size: var(--fs-sm);
  color: var(--color-gray-600);
  line-height: 1.6;
  margin-bottom: var(--space-5);
  flex-grow: 1;
}
.product-card-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-gray-900);
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-gray-200);
}
.product-card-cta .arrow { transition: transform 0.3s var(--easing); }
.product-card:hover .product-card-cta { color: var(--color-green); }
.product-card:hover .product-card-cta .arrow { transform: translateX(6px); }

/* Variantes de cor para criar ritmo no grid */
.product-card--soft { background-color: var(--color-green-soft); border-color: transparent; }
.product-card--soft .product-card-cta { border-top-color: rgba(0, 122, 94, 0.15); }

.product-card--dark {
  background-color: var(--color-gray-900);
  color: var(--color-white);
  border-color: transparent;
}
.product-card--dark .product-card-title { color: var(--color-white); }
.product-card--dark .product-card-desc { color: rgba(255, 255, 255, 0.7); }
.product-card--dark .product-card-cta {
  color: var(--color-white);
  border-top-color: rgba(255, 255, 255, 0.1);
}
.product-card--dark:hover { border-color: var(--color-green); }
.product-card--dark:hover .product-card-title { color: var(--color-green-light); }

/* ---------- TRANSIÇÕES ENTRE SEÇÕES ---------- */
/* Diagonal sutil no fim da seção escura, criando transição visual em vez de corte seco */
.section.dark-block {
  position: relative;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 50px));
  padding-bottom: calc(var(--space-16) + 50px);
}
.section.dark-block + .section {
  padding-top: var(--space-10);
}

/* Quando dark-block é seguida por bg-soft, suaviza a entrada também */
.section.bg-soft {
  position: relative;
}

/* Linha vertical decorativa em algumas seções (referencial editorial) */
.section-decor-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: var(--color-gray-200);
  pointer-events: none;
}
.section-decor-line--left { left: 12%; }
.section-decor-line--right { right: 12%; }

/* Numero decorativo grande (estilo editorial) */
.section-decor-number {
  font-family: var(--font-display);
  font-size: clamp(8rem, 18vw, 16rem);
  font-weight: 300;
  color: var(--color-gray-100);
  position: absolute;
  z-index: 0;
  line-height: 0.8;
  letter-spacing: -0.04em;
  pointer-events: none;
  user-select: none;
}
.section-decor-number--right { right: -2vw; top: 10%; }
.section-decor-number--left { left: -2vw; bottom: 10%; }

.dark-block .section-decor-number { color: rgba(255, 255, 255, 0.05); }
.bg-soft .section-decor-number { color: var(--color-gray-200); }

/* Faixa fina decorativa entre seções */
.section-stripe {
  height: 1px;
  background-color: var(--color-gray-200);
  width: 100%;
  position: relative;
}
.section-stripe::after {
  content: "";
  position: absolute;
  top: -3px;
  left: 50%;
  width: 60px;
  height: 7px;
  background-color: var(--color-green);
  transform: translateX(-50%);
}

/* ---------- BLOCO DE TEXTO + IMAGEM ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: center;
}
.split-img-first { direction: rtl; }
.split-img-first > * { direction: ltr; }
@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; }
  .split-img-first { direction: ltr; }
}

.split-image {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
}
.split-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--easing);
}
.split-image:hover img { transform: scale(1.03); }

.split-content h2 { margin-bottom: var(--space-6); }
.split-content p + p { margin-top: var(--space-4); }
.split-content .btn { margin-top: var(--space-7); }

/* ---------- NÚMEROS / STATS ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  padding: var(--space-10) 0;
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
}
@media (max-width: 900px) { .stats { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .stats { grid-template-columns: 1fr; } }

.stat-item .stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw + 1rem, 4.5rem);
  font-weight: 300;
  line-height: 1;
  color: var(--color-green);
  letter-spacing: -0.04em;
  display: block;
  margin-bottom: var(--space-3);
}
.stat-item .stat-label {
  font-size: var(--fs-sm);
  color: var(--color-gray-600);
  line-height: 1.5;
}

/* ---------- BLOCO ESCURO ---------- */
.dark-block {
  background-color: var(--color-green-darker);
  color: var(--color-white);
}
.dark-block h2, .dark-block h3 { color: var(--color-white); }
.dark-block p { color: rgba(255, 255, 255, 0.8); }
.dark-block .eyebrow { color: var(--color-green-light); }
.dark-block .eyebrow::before { background-color: var(--color-green-light); }

/* ---------- VALORES / PILARES ---------- */
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
@media (max-width: 900px) { .values { grid-template-columns: 1fr; } }

.value-item {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-gray-300);
}
.value-item .value-num {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-green);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
  display: block;
}
.value-item h4 {
  font-size: var(--fs-xl);
  font-weight: 400;
  margin-bottom: var(--space-3);
}
.value-item p {
  font-size: var(--fs-sm);
  color: var(--color-gray-600);
}

/* ---------- TABELA / FICHA TÉCNICA ---------- */
.spec-table {
  width: 100%;
  border-collapse: collapse;
}
.spec-table tr {
  border-bottom: 1px solid var(--color-gray-200);
}
.spec-table tr:first-child { border-top: 1px solid var(--color-gray-200); }
.spec-table td {
  padding: var(--space-4) 0;
  font-size: var(--fs-sm);
}
.spec-table td:first-child {
  color: var(--color-gray-600);
  width: 50%;
}
.spec-table td:last-child {
  font-weight: 600;
  color: var(--color-gray-900);
  text-align: right;
}

/* ---------- FORMULÁRIO ---------- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}
.form-row .form-group { margin-bottom: 0; }
@media (max-width: 700px) { .form-row { grid-template-columns: 1fr; } }

.form-group label {
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-gray-700);
}
.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.875rem 1rem;
  border: 1px solid var(--color-gray-300);
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  transition: border-color 0.2s var(--easing), box-shadow 0.2s var(--easing);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-green);
  box-shadow: 0 0 0 4px rgba(0, 167, 134, 0.1);
}
.form-group textarea { resize: vertical; min-height: 140px; }
.form-group input.invalid,
.form-group textarea.invalid {
  border-color: #dc2626;
}
.form-error {
  display: none;
  font-size: var(--fs-xs);
  color: #dc2626;
  margin-top: var(--space-1);
}
.form-error.visible { display: block; }
.form-success {
  background-color: var(--color-green-soft);
  border: 1px solid var(--color-green);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  color: var(--color-green-darker);
  text-align: center;
  margin-bottom: var(--space-5);
  display: none;
}
.form-success.visible { display: block; }
.form-submit {
  width: 100%;
  padding: 1rem 2rem;
  font-size: var(--fs-base);
}

/* ---------- WHATSAPP FLUTUANTE ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 90;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.4);
  transition: transform 0.3s var(--easing), box-shadow 0.3s var(--easing);
  color: var(--color-white);
}
.whatsapp-float:hover {
  transform: scale(1.08) rotate(-6deg);
  box-shadow: 0 12px 40px rgba(37, 211, 102, 0.5);
}
.whatsapp-float svg { width: 32px; height: 32px; }

/* ---------- FOOTER ---------- */
.site-footer {
  background-color: var(--color-gray-900);
  color: var(--color-gray-400);
  padding: var(--space-12) 0 var(--space-6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-brand .logo { color: var(--color-white); margin-bottom: var(--space-4); }
.footer-brand .logo-text small { color: var(--color-gray-500); }
.footer-brand p {
  font-size: var(--fs-sm);
  color: var(--color-gray-400);
  max-width: 360px;
  line-height: 1.65;
}
.footer-col h5 {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-white);
  font-weight: 600;
  margin-bottom: var(--space-5);
}
.footer-col ul li { margin-bottom: var(--space-3); }
.footer-col a {
  font-size: var(--fs-sm);
  color: var(--color-gray-400);
  transition: color 0.2s var(--easing);
}
.footer-col a:hover { color: var(--color-green); }
.footer-contact-item {
  font-size: var(--fs-sm);
  margin-bottom: var(--space-3);
  color: var(--color-gray-400);
  line-height: 1.55;
}
.footer-contact-item strong {
  display: block;
  color: var(--color-white);
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-xs);
  color: var(--color-gray-500);
}
@media (max-width: 600px) {
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }
}

/* ---------- ANIMAÇÕES ---------- */
/* .reveal é por padrão visível. O JS aplica a classe .reveal-anim em elementos abaixo do fold para animá-los na rolagem. */
.reveal { opacity: 1; transform: none; transition: opacity 0.8s var(--easing), transform 0.8s var(--easing); }
.reveal-anim { opacity: 0; transform: translateY(24px); }
.reveal-anim.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Hero content é sempre visível. */
.hero-content > * { opacity: 1; }

/* ---------- UTILITÁRIOS ---------- */
.text-center { text-align: center; }
.text-green { color: var(--color-green); }
.bg-soft { background-color: var(--color-gray-50); }
.bg-green-soft { background-color: var(--color-green-soft); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-10 { margin-bottom: var(--space-10); }

.divider {
  width: 60px;
  height: 1px;
  background-color: var(--color-gray-300);
  margin: var(--space-6) 0;
}

/* ---------- IMPRESSÃO E ACESSIBILIDADE ---------- */
:focus-visible {
  outline: 2px solid var(--color-green);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}