/* =====================================================================
   DiferenciAgro MSX Farm — Site de Vendas
   Mobile-first. Verde agrícola, branco, tons de terra, amarelo discreto.
   ===================================================================== */

:root {
  --green-900: #12331d;
  --green-800: #1c4d2b;
  --green-700: #1e5b32;
  --green-600: #2f7d43;
  --green-500: #3f9955;
  --green-400: #5cb86e;
  --green-100: #e6f3e8;
  --green-50:  #f3f9f3;

  --earth-100: #f2e8d8;
  --earth-200: #e8d9bd;
  --earth-ink: #7a5c2e;

  --gold: #f2b705;
  --gold-dark: #c99200;

  --ink: #1a2420;
  --ink-soft: #4a564e;
  --line: #d9e6da;
  --white: #ffffff;

  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 2px 10px rgba(18, 51, 29, .08), 0 1px 2px rgba(18, 51, 29, .06);
  --shadow-lg: 0 16px 40px rgba(18, 51, 29, .16);

  --container: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  -webkit-tap-highlight-color: transparent;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.pular-conteudo {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--green-800);
  color: var(--white);
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 999;
}
.pular-conteudo:focus { left: 0; }

/* ---------------- Botões ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px 22px;
  font-size: .95rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  transition: background .15s ease, transform .05s ease, box-shadow .15s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primario { background: var(--green-600); color: var(--white); box-shadow: var(--shadow); }
.btn-primario:hover { background: var(--green-500); }
.btn-outline { background: transparent; color: var(--green-700); border: 1.5px solid var(--green-400); }
.btn-outline:hover { background: var(--green-100); }
.btn-grande { padding: 15px 28px; font-size: 1.02rem; }
.btn-bloco { width: 100%; }

/* ---------------- Topbar ---------------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--green-800);
  font-weight: 600;
  font-size: 1.02rem;
}
.brand-icon { width: 34px; height: 34px; border-radius: 8px; flex-shrink: 0; }
.brand-text strong { color: var(--green-700); }

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0;
}
.menu-toggle-barra {
  width: 24px;
  height: 2.5px;
  background: var(--green-800);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}
.menu-toggle[aria-expanded="true"] .menu-toggle-barra:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle-barra:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] .menu-toggle-barra:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

.menu-backdrop {
  position: fixed;
  inset: 0;
  top: 65px;
  background: rgba(18, 51, 29, .35);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease;
  z-index: 39;
}
.menu-backdrop.aberto { opacity: 1; pointer-events: auto; }

.menu-principal {
  position: fixed;
  top: 65px;
  left: 0;
  right: 0;
  z-index: 40;
  background: var(--white);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  padding: 10px 20px 20px;
  gap: 4px;
  max-height: calc(100vh - 65px);
  overflow-y: auto;
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: transform .18s ease, opacity .18s ease;
}
.menu-principal.aberto {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.menu-principal a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  font-size: .95rem;
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
}
.menu-acoes {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
}
.menu-acoes .btn { width: 100%; }

/* ---------------- Layout util ---------------- */
.secao {
  padding: 56px 20px;
  max-width: var(--container);
  margin: 0 auto;
}
.secao-alt { background: var(--green-50); max-width: none; }
.secao-alt > * { max-width: var(--container); margin-left: auto; margin-right: auto; }
.secao-alt.secao { padding-left: 0; padding-right: 0; }
.secao-alt .secao-cabecalho,
.secao-alt .grid-analise,
.secao-alt .lista-culturas,
.secao-alt .safra-demo,
.secao-alt .safra-nota,
.secao-alt .cartao-plano { padding-left: 20px; padding-right: 20px; }

.secao-cabecalho { text-align: center; max-width: 640px; margin: 0 auto 36px; }
.secao-cabecalho h2 { font-size: clamp(1.5rem, 4vw, 2rem); color: var(--green-800); margin-bottom: 10px; }
.secao-cabecalho p { color: var(--ink-soft); font-size: 1rem; }

.cartao-icone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--green-100);
  font-size: 1.5rem;
  margin-bottom: 14px;
}

/* ---------------- Hero ---------------- */
.hero {
  background: linear-gradient(180deg, var(--green-50) 0%, var(--white) 100%);
  padding: 44px 20px 56px;
  display: flex;
  flex-direction: column;
  gap: 36px;
  max-width: var(--container);
  margin: 0 auto;
}
.hero-inner { max-width: 640px; }
.etiqueta-hero {
  display: inline-block;
  background: var(--earth-100);
  color: var(--earth-ink);
  font-size: .8rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(1.8rem, 5.5vw, 2.7rem);
  line-height: 1.15;
  color: var(--green-800);
  margin-bottom: 16px;
}
.hero-texto { font-size: 1.05rem; color: var(--ink-soft); margin-bottom: 26px; }
.hero-acoes { display: flex; flex-direction: column; gap: 12px; }
.hero-nota { margin-top: 14px; font-size: .84rem; color: var(--ink-soft); }

.hero-visual { position: relative; display: flex; flex-direction: column; gap: 14px; }
.hero-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 5px solid var(--green-500);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: .88rem;
}
.hero-card-2 { border-left-color: var(--gold-dark); }
.hero-card-3 { border-left-color: #4a6fa5; }
.hero-card-titulo { font-weight: 700; color: var(--green-800); font-size: .95rem; }
.hero-card-linha { color: var(--ink-soft); }
.hero-card-linha b { color: var(--ink); }
.hero-visual-legenda { font-size: .76rem; color: var(--ink-soft); text-align: center; margin-top: 4px; }

/* ---------------- Para quem / grids de cartao ---------------- */
.grid-publico, .grid-passos {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.cartao-publico, .cartao-passo {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 20px;
  text-align: center;
  position: relative;
}
.cartao-publico h3, .cartao-passo h3 { font-size: 1.05rem; color: var(--green-800); margin-bottom: 8px; }
.cartao-publico p, .cartao-passo p { color: var(--ink-soft); font-size: .92rem; }

.cartao-passo { padding-top: 40px; }
.passo-numero {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--green-700);
  color: var(--white);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  box-shadow: var(--shadow);
}

/* ---------------- O que o app analisa ---------------- */
.grid-analise {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.cartao-analise {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 20px;
  box-shadow: var(--shadow);
}
.cartao-analise h3 { font-size: 1rem; color: var(--green-800); margin-bottom: 6px; }
.cartao-analise p { color: var(--ink-soft); font-size: .9rem; }

/* ---------------- Resultado real da safra ---------------- */
.safra-demo {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  max-width: 760px;
  margin: 0 auto;
}
.safra-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}
.safra-cultura {
  display: block;
  font-weight: 700;
  color: var(--green-800);
  margin-bottom: 12px;
}
.safra-tabela { width: 100%; border-collapse: collapse; font-size: .88rem; }
.safra-tabela th {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .4px;
  color: var(--ink-soft);
  font-weight: 600;
  text-align: right;
  padding-bottom: 6px;
}
.safra-tabela th:first-child { text-align: left; }
.safra-tabela td { padding: 4px 0; text-align: right; color: var(--ink); }
.safra-tabela td:first-child { text-align: left; color: var(--ink-soft); }
.safra-acima,
.safra-tabela td.safra-acima { color: var(--green-600); font-weight: 700; }
.safra-abaixo,
.safra-tabela td.safra-abaixo { color: #b3261e; font-weight: 700; }
.safra-delta {
  display: block;
  margin-top: 12px;
  font-size: .85rem;
}
.safra-nota {
  max-width: 640px;
  margin: 22px auto 0;
  text-align: center;
  font-size: .84rem;
  color: var(--ink-soft);
}

/* ---------------- Comparador visual ---------------- */
.comparador-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.comparador-slot {
  background: var(--white);
  border: 1.5px dashed var(--green-400);
  border-radius: var(--radius);
  padding: 18px 26px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 160px;
}
.comparador-numero { font-size: .74rem; text-transform: uppercase; letter-spacing: .4px; color: var(--ink-soft); font-weight: 700; }
.comparador-exemplo { font-size: 1.1rem; font-weight: 700; color: var(--green-800); }
.comparador-vs { font-weight: 700; color: var(--gold-dark); font-size: .9rem; }
.comparador-nota { text-align: center; color: var(--ink-soft); font-size: .88rem; max-width: 520px; margin: 0 auto; }

/* ---------------- Lista de culturas ---------------- */
.lista-culturas {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  max-width: 760px;
  margin: 0 auto;
}
.lista-culturas li {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 18px;
  font-size: .9rem;
  font-weight: 600;
  color: var(--green-800);
  box-shadow: var(--shadow);
}
.chip-personalizada {
  background: var(--earth-100) !important;
  color: var(--earth-ink) !important;
  border: 1.5px dashed var(--gold-dark) !important;
}

/* ---------------- Aviso legal destaque ---------------- */
.aviso-legal-destaque {
  background: #fff8e1;
  border-top: 1px solid #f0d78a;
  border-bottom: 1px solid #f0d78a;
  padding: 26px 20px;
}
.aviso-legal-inner {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.aviso-legal-icone { font-size: 1.4rem; flex-shrink: 0; line-height: 1; }
.aviso-legal-inner p { color: #5a4a12; font-size: .92rem; }
.aviso-legal-inner strong { color: #423600; }

/* ---------------- Precos ---------------- */
.cartao-plano {
  background: var(--white);
  border: 2px solid var(--green-500);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 32px 26px;
  max-width: 420px;
  margin: 0 auto;
  text-align: center;
}
.plano-etiqueta {
  display: inline-block;
  background: var(--green-100);
  color: var(--green-800);
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .4px;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.plano-preco { display: flex; align-items: baseline; justify-content: center; gap: 4px; margin-bottom: 6px; }
.plano-moeda { font-size: 1.2rem; font-weight: 700; color: var(--green-700); }
.plano-valor { font-size: 3rem; font-weight: 800; color: var(--green-800); line-height: 1; }
.plano-periodo { font-size: 1rem; font-weight: 600; color: var(--ink-soft); }
.plano-destaque { font-size: .92rem; color: var(--gold-dark); font-weight: 700; margin-bottom: 22px; }

.plano-lista { text-align: left; margin-bottom: 26px; display: flex; flex-direction: column; gap: 10px; }
.plano-lista li {
  font-size: .92rem;
  color: var(--ink);
  padding-left: 28px;
  position: relative;
}
.plano-lista li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green-600);
  font-weight: 700;
}
.plano-nota { font-size: .8rem; color: var(--ink-soft); margin-top: 18px; line-height: 1.5; }

/* ---------------- FAQ / Acordeao ---------------- */
.acordeao { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.acordeao-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--white);
}
.acordeao-pergunta {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: transparent;
  border: none;
  padding: 16px 18px;
  font-size: .96rem;
  font-weight: 700;
  color: var(--green-800);
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}
.acordeao-icone {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--green-100);
  color: var(--green-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  transition: transform .18s ease;
}
.acordeao-pergunta[aria-expanded="true"] .acordeao-icone { transform: rotate(45deg); }

.acordeao-resposta {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .22s ease;
}
.acordeao-item.aberto .acordeao-resposta { grid-template-rows: 1fr; }
.acordeao-resposta > p {
  overflow: hidden;
  padding: 0 18px;
  color: var(--ink-soft);
  font-size: .9rem;
}
.acordeao-item.aberto .acordeao-resposta > p { padding: 0 18px 18px; }
.acordeao-resposta { overflow: hidden; }

/* ---------------- CTA final ---------------- */
.cta-final {
  background: linear-gradient(180deg, var(--green-800), var(--green-900));
  color: var(--white);
  padding: 56px 20px;
  text-align: center;
}
.cta-final-inner { max-width: 560px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 16px; }
.cta-final h2 { font-size: clamp(1.4rem, 4vw, 1.9rem); }
.cta-final p { color: var(--green-100); }

/* ---------------- Rodape ---------------- */
.rodape { background: var(--white); border-top: 1px solid var(--line); padding: 40px 20px 24px; }
.rodape-inner {
  max-width: var(--container);
  margin: 0 auto 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: flex-start;
}
.rodape-marca { display: flex; align-items: center; gap: 10px; font-weight: 600; color: var(--green-800); }
.rodape-links { display: flex; flex-wrap: wrap; gap: 16px; }
.rodape-links a { text-decoration: none; color: var(--ink-soft); font-size: .88rem; font-weight: 600; }
.rodape-links a:hover { color: var(--green-700); }

.rodape-aviso {
  max-width: var(--container);
  margin: 0 auto 20px;
  background: var(--green-50);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}
.rodape-aviso p { font-size: .8rem; color: var(--ink-soft); line-height: 1.6; }

.rodape-copy { max-width: var(--container); margin: 0 auto; font-size: .78rem; color: var(--ink-soft); }

/* =====================================================================
   Responsivo — telas maiores
   ===================================================================== */
@media (min-width: 640px) {
  .hero-acoes { flex-direction: row; }
  .grid-publico { grid-template-columns: repeat(3, 1fr); }
  .grid-passos { grid-template-columns: repeat(2, 1fr); }
  .grid-analise { grid-template-columns: repeat(2, 1fr); }
  .safra-demo { grid-template-columns: repeat(2, 1fr); }
  .comparador-visual { flex-direction: row; justify-content: center; }
  .rodape-inner { flex-direction: row; justify-content: space-between; align-items: center; }
}

@media (min-width: 860px) {
  .menu-toggle { display: none; }
  .menu-backdrop { display: none; }
  .menu-principal {
    position: static;
    flex-direction: row;
    align-items: center;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    gap: 24px;
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }
  .menu-principal a {
    border-bottom: none;
    padding: 4px 0;
    font-size: .92rem;
  }
  .menu-acoes { flex-direction: row; margin-top: 0; margin-left: 8px; }
  .menu-acoes .btn { width: auto; }

  .hero {
    flex-direction: row;
    align-items: center;
    padding-top: 64px;
    padding-bottom: 80px;
  }
  .hero-inner { flex: 1.1; }
  .hero-visual { flex: 1; }

  .grid-analise { grid-template-columns: repeat(3, 1fr); }
  .grid-passos { grid-template-columns: repeat(4, 1fr); }
  .secao { padding: 80px 20px; }
}

@media (min-width: 1100px) {
  .hero h1 { font-size: 3rem; }
}

/* Reduz movimento para quem prefere */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition-duration: 0.01ms !important; }
}