/* ============================================================
   PGPLAN Engenharia — styles.css
   Folha de estilos única, compartilhada por todas as páginas.

   SUMÁRIO
   01. Tokens (variáveis CSS)
   02. Reset e base
   03. Utilitários
   04. Acessibilidade (skip-link, foco)
   05. Botões
   06. Header e navegação (desktop + mobile)
   07. Hero (página inicial)
   08. Seções — shells e títulos
   09. Soluções de engenharia (cards)
   10. Processo de trabalho
   11. Quem Somos
   12. Clientes atendidos
   13. Por que contar com a PGPLAN (diferenciais)
   14. Contato + formulário
   15. Rodapé
   16. Botão flutuante de WhatsApp
   17. Páginas internas de serviços
   18. Animações de entrada (reveal)
   19. Responsividade
   20. prefers-reduced-motion
   ============================================================ */

/* ------------------------------------------------------------
   01. TOKENS
   Todas as cores derivam do logotipo oficial:
   - Verde-petróleo  #004040
   - Verde-lima      #99CB2E
   - Branco
------------------------------------------------------------- */
:root {
  /* Cores da marca */
  --c-petrol: #004040;
  --c-petrol-deep: #012B2C;   /* fundo mais profundo (footer, hero) */
  --c-petrol-raise: #0B4E4D;  /* superfícies elevadas sobre o escuro */
  --c-lime: #99CB2E;
  --c-lime-bright: #ACDE3F;   /* hover do lima */
  --c-lime-ink: #5E7F17;      /* lima legível sobre fundo claro */

  /* Neutros */
  --c-paper: #F4F8F1;         /* claro com leve casta verde */
  --c-white: #FFFFFF;
  --c-ink: #0E2C2B;           /* texto principal sobre claro */
  --c-ink-soft: #3E5A57;      /* texto secundário sobre claro */
  --c-mist: #DCE7DA;          /* linhas sobre claro */

  /* Texto sobre escuro */
  --c-on-dark: #EAF3EC;
  --c-on-dark-soft: rgba(234, 243, 236, 0.72);
  --c-line-dark: rgba(255, 255, 255, 0.09);

  /* Tipografia */
  --font-display: "Archivo", system-ui, sans-serif;
  --font-body: "Instrument Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  /* Escala de tipo (mobile-first; ajustada em telas maiores) */
  --fs-hero: clamp(2.1rem, 6.5vw + 0.6rem, 4.4rem);
  --fs-h2: clamp(1.65rem, 3.4vw + 0.6rem, 2.6rem);
  --fs-h3: clamp(1.15rem, 1.2vw + 0.9rem, 1.4rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-mono: 0.78rem;

  /* Espaçamento e ritmo */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;
  --container: 72rem;
  --gutter: 1.25rem;

  /* Superfícies */
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-soft: 0 10px 30px rgba(1, 43, 44, 0.10);
  --shadow-card: 0 16px 40px rgba(1, 43, 44, 0.14);
  --glass-bg: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.14);

  /* Movimento */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 320ms;

  /* Header */
  --header-h: 4.5rem;
}

/* ------------------------------------------------------------
   02. RESET E BASE
------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  /* Compensa o header fixo ao navegar por âncoras (#quem-somos, #contato) */
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--c-ink);
  background: var(--c-paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.12;
  letter-spacing: -0.015em;
  font-weight: 700;
}

/* Traço tipográfico da marca: eco do contraste "PG" (bold) + "PLAN"
   (itálico leve) presente no logotipo */
.accent-italic {
  font-style: italic;
  font-weight: 500;
  color: var(--c-lime);
}

.section--light .accent-italic {
  color: var(--c-lime-ink);
}

/* ------------------------------------------------------------
   03. UTILITÁRIOS
------------------------------------------------------------- */
.container {
  width: min(100% - (var(--gutter) * 2), var(--container));
  margin-inline: auto;
}

/* Oculta módulos que aguardam conteúdo oficial.
   Para exibir uma área pendente, basta remover a classe "is-hidden". */
.is-hidden {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ------------------------------------------------------------
   04. ACESSIBILIDADE
------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.7rem 1.1rem;
  background: var(--c-lime);
  color: var(--c-petrol-deep);
  font-weight: 600;
  border-radius: 0 0 var(--radius) var(--radius);
  transition: top var(--dur) var(--ease);
}

.skip-link:focus {
  top: 0;
}

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

.section--light :focus-visible {
  outline-color: var(--c-petrol);
}

/* ------------------------------------------------------------
   05. BOTÕES
------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3rem;
  padding: 0.75rem 1.6rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition:
    transform var(--dur) var(--ease),
    background-color var(--dur) var(--ease),
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn .btn-arrow {
  transition: transform var(--dur) var(--ease);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* Botão principal — lima sobre petróleo */
.btn--solid {
  background: var(--c-lime);
  color: var(--c-petrol-deep);
  box-shadow: 0 8px 24px rgba(153, 203, 46, 0.28);
}

.btn--solid:hover {
  background: var(--c-lime-bright);
  box-shadow: 0 12px 30px rgba(153, 203, 46, 0.36);
}

/* Botão contorno — para fundos escuros */
.btn--ghost {
  border: 1px solid var(--glass-border);
  color: var(--c-on-dark);
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.btn--ghost:hover {
  border-color: var(--c-lime);
  color: var(--c-lime);
}

/* Botão contorno — para fundos claros */
.btn--outline {
  border: 1.5px solid var(--c-petrol);
  color: var(--c-petrol);
}

.btn--outline:hover {
  background: var(--c-petrol);
  color: var(--c-white);
}

/* ------------------------------------------------------------
   06. HEADER E NAVEGAÇÃO
------------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: transparent;
  transition:
    background-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
  border-bottom: 1px solid transparent;
}

/* Mudança discreta durante a rolagem (classe aplicada via JS) */
.site-header.is-scrolled {
  background: rgba(1, 43, 44, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--c-line-dark);
  box-shadow: 0 8px 30px rgba(1, 43, 44, 0.28);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  /* Área de segurança ao redor da marca */
  padding: 0.4rem 0;
}

.brand img {
  height: 2.15rem;
  width: auto;
}

/* Navegação desktop */
.nav-desktop {
  display: none;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 0.95rem;
  border-radius: 999px;
  color: var(--c-on-dark-soft);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.nav-link:hover,
.nav-link[aria-expanded="true"] {
  color: var(--c-white);
  background: rgba(255, 255, 255, 0.07);
}

.nav-link .chevron {
  transition: transform var(--dur) var(--ease);
}

.nav-link[aria-expanded="true"] .chevron {
  transform: rotate(180deg);
}

/* Dropdown de Serviços (desktop) */
.nav-item--dropdown {
  position: relative;
}

.dropdown {
  position: absolute;
  top: calc(100% + 0.65rem);
  left: 50%;
  translate: -50% 0;
  min-width: 17.5rem;
  padding: 0.5rem;
  background: rgba(2, 47, 48, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition:
    opacity var(--dur) var(--ease),
    transform var(--dur) var(--ease),
    visibility 0s linear var(--dur);
}

.dropdown.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition:
    opacity var(--dur) var(--ease),
    transform var(--dur) var(--ease),
    visibility 0s;
}

.dropdown a {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.72rem 0.9rem;
  border-radius: 10px;
  color: var(--c-on-dark-soft);
  font-size: 0.93rem;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.dropdown a:hover,
.dropdown a:focus-visible {
  background: rgba(153, 203, 46, 0.12);
  color: var(--c-white);
}

.dropdown a .code {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--c-lime);
  letter-spacing: 0.06em;
}

.dropdown a[aria-current="page"] {
  color: var(--c-lime);
}

/* CTA do header */
.header-cta {
  display: none;
}

/* Botão hambúrguer (mobile) */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.9rem;
  height: 2.9rem;
  padding: 0 0.7rem;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--c-white);
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Menu mobile (painel) */
.nav-mobile {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  z-index: 99;
  max-height: calc(100dvh - var(--header-h));
  overflow-y: auto;
  padding: var(--space-2) var(--gutter) var(--space-4);
  background: rgba(1, 43, 44, 0.96);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--c-line-dark);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition:
    opacity var(--dur) var(--ease),
    transform var(--dur) var(--ease),
    visibility 0s linear var(--dur);
}

.nav-mobile.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition:
    opacity var(--dur) var(--ease),
    transform var(--dur) var(--ease),
    visibility 0s;
}

.nav-mobile a,
.nav-mobile .submenu-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 3rem;
  padding: 0.8rem 0.4rem;
  color: var(--c-on-dark);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  border-bottom: 1px solid var(--c-line-dark);
}

.nav-mobile .submenu-toggle .chevron {
  transition: transform var(--dur) var(--ease);
}

.nav-mobile .submenu-toggle[aria-expanded="true"] .chevron {
  transform: rotate(180deg);
}

/* Submenu expansível de Serviços (mobile) */
.submenu {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur) var(--ease);
}

.submenu.is-open {
  grid-template-rows: 1fr;
}

.submenu > ul {
  overflow: hidden;
}

.submenu a {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--c-on-dark-soft);
  padding-left: 1.1rem;
}

.submenu a .code {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--c-lime);
}

.nav-mobile .btn {
  margin-top: var(--space-3);
  width: 100%;
}

/* ------------------------------------------------------------
   07. HERO (página inicial)
------------------------------------------------------------- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100svh;
  padding: calc(var(--header-h) + var(--space-4)) 0 var(--space-5);
  background:
    radial-gradient(70rem 40rem at 85% -10%, rgba(153, 203, 46, 0.10), transparent 60%),
    linear-gradient(180deg, var(--c-petrol-deep) 0%, var(--c-petrol) 100%);
  color: var(--c-on-dark);
  overflow: hidden;
}

/* Grade técnica de fundo — linhas finas de coordenadas */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--c-line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line-dark) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(120% 90% at 50% 40%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(120% 90% at 50% 40%, #000 40%, transparent 100%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--space-4);
}

.hero-copy {
  max-width: 46rem;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-lime);
  margin-bottom: var(--space-3);
}

.hero-tag::before {
  content: "";
  width: 2.2rem;
  height: 1px;
  background: var(--c-lime);
}

.hero h1 {
  font-size: var(--fs-hero);
  font-weight: 800;
  color: var(--c-white);
  margin-bottom: var(--space-3);
}

.hero-support {
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 1.4vw + 0.6rem, 1.15rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-on-dark-soft);
  margin-bottom: var(--space-4);
}

.hero-support .sep {
  color: var(--c-lime);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* Composição técnica do hero: as duas barras "//" do logotipo,
   em vidro, sobre curvas de nível desenhadas em SVG */
.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero-slashes {
  position: absolute;
  right: -6%;
  top: 8%;
  width: min(52vw, 40rem);
  aspect-ratio: 1.6 / 1;
  display: flex;
  gap: 6%;
  transform: rotate(0.001deg); /* força camada própria */
}

.hero-slash {
  flex: 1;
  transform: skewX(-18deg);
  border-radius: 18px;
  background: linear-gradient(165deg, rgba(153, 203, 46, 0.12), rgba(255, 255, 255, 0.03) 55%);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: slash-drift 9s var(--ease) infinite alternate;
}

.hero-slash:nth-child(2) {
  animation-delay: -4.5s;
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.05), rgba(153, 203, 46, 0.08) 60%);
}

@keyframes slash-drift {
  from { transform: skewX(-18deg) translateY(-10px); }
  to   { transform: skewX(-18deg) translateY(14px); }
}

.hero-contours {
  position: absolute;
  inset: auto -4% -6% -4%;
  width: 108%;
  opacity: 0.9;
}

.hero-contours path {
  fill: none;
  stroke: rgba(153, 203, 46, 0.35);
  stroke-width: 1.4;
  stroke-dasharray: 1600;
  stroke-dashoffset: 1600;
  animation: draw-line 3.2s var(--ease) forwards;
}

.hero-contours path:nth-child(2) {
  stroke: rgba(255, 255, 255, 0.18);
  animation-delay: 0.5s;
}

.hero-contours path:nth-child(3) {
  stroke: rgba(153, 203, 46, 0.16);
  animation-delay: 0.9s;
}

@keyframes draw-line {
  to { stroke-dashoffset: 0; }
}

/* Cruzetas de coordenada "+" espalhadas na grade */
.crosshair {
  position: absolute;
  width: 14px;
  height: 14px;
  opacity: 0.55;
}

.crosshair::before,
.crosshair::after {
  content: "";
  position: absolute;
  background: var(--c-lime);
}

.crosshair::before {
  left: 50%;
  top: 0;
  width: 1px;
  height: 100%;
}

.crosshair::after {
  top: 50%;
  left: 0;
  height: 1px;
  width: 100%;
}

/* Indicador de rolagem */
.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 1.4rem;
  translate: -50% 0;
  z-index: 2;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--c-on-dark-soft);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.scroll-hint::after {
  content: "";
  width: 1px;
  height: 2.6rem;
  background: linear-gradient(var(--c-lime), transparent);
  animation: scroll-pulse 1.8s var(--ease) infinite;
}

@keyframes scroll-pulse {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 0; }
  35%  { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1) translateY(10px); opacity: 0; }
}

/* ------------------------------------------------------------
   08. SEÇÕES — SHELLS E TÍTULOS
------------------------------------------------------------- */
.section {
  padding: var(--space-6) 0;
}

.section--light {
  background: var(--c-paper);
  color: var(--c-ink);
}

.section--white {
  background: var(--c-white);
  color: var(--c-ink);
}

.section--dark {
  position: relative;
  background:
    radial-gradient(50rem 26rem at 12% 0%, rgba(153, 203, 46, 0.08), transparent 60%),
    var(--c-petrol);
  color: var(--c-on-dark);
  overflow: hidden;
}

.section-head {
  max-width: 42rem;
  margin-bottom: var(--space-4);
}

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

/* "Sobrancelha" técnica: prefixo // herdado do símbolo do logotipo */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-lime-ink);
  margin-bottom: var(--space-2);
}

.eyebrow::before {
  content: "//";
  font-weight: 600;
  color: var(--c-lime);
  -webkit-text-stroke: 0.4px var(--c-lime-ink);
}

.section--dark .eyebrow {
  color: var(--c-lime);
}

.section--dark .eyebrow::before {
  -webkit-text-stroke: 0;
}

.section-title {
  font-size: var(--fs-h2);
  font-weight: 700;
  color: inherit;
}

.section-lede {
  margin-top: var(--space-2);
  color: var(--c-ink-soft);
  font-size: 1.05rem;
}

.section--dark .section-lede {
  color: var(--c-on-dark-soft);
}

/* ------------------------------------------------------------
   09. SOLUÇÕES DE ENGENHARIA (cards)
------------------------------------------------------------- */
.svc-grid {
  display: grid;
  gap: var(--space-2);
}

.svc-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-height: 15rem;
  padding: var(--space-3);
  background: var(--c-white);
  border: 1px solid var(--c-mist);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.svc-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
  border-color: rgba(153, 203, 46, 0.6);
}

/* Varredura diagonal no hover — eco do símbolo // */
.svc-card::after {
  content: "";
  position: absolute;
  top: -20%;
  left: -30%;
  width: 18%;
  height: 140%;
  transform: skewX(-18deg) translateX(-160%);
  background: linear-gradient(90deg, transparent, rgba(153, 203, 46, 0.14), transparent);
  transition: transform 700ms var(--ease);
  pointer-events: none;
}

.svc-card:hover::after {
  transform: skewX(-18deg) translateX(950%);
}

.svc-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
}

.svc-icon {
  display: grid;
  place-items: center;
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 14px;
  background: rgba(0, 64, 64, 0.06);
  color: var(--c-petrol);
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.svc-card:hover .svc-icon {
  background: var(--c-petrol);
  color: var(--c-lime);
}

.svc-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--c-ink-soft);
}

.svc-card h3 {
  font-size: var(--fs-h3);
  color: var(--c-petrol);
}

.svc-card-cta {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--c-lime-ink);
}

.svc-card-cta svg {
  transition: transform var(--dur) var(--ease);
}

.svc-card:hover .svc-card-cta svg {
  transform: translateX(5px);
}

/* Link de card acessível: a âncora cobre o card inteiro */
.svc-card > a.stretch {
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
}

/* ------------------------------------------------------------
   10. PROCESSO DE TRABALHO
------------------------------------------------------------- */
.steps {
  display: grid;
  gap: var(--space-3);
  counter-reset: step;
}

.step {
  position: relative;
  padding: var(--space-3);
  padding-left: 4.4rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.step:hover {
  border-color: rgba(153, 203, 46, 0.5);
  transform: translateY(-4px);
}

.step::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute;
  left: var(--space-3);
  top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-lime);
}

.step h3 {
  color: var(--c-white);
  margin-bottom: 0.5rem;
  font-size: var(--fs-h3);
}

.step p {
  color: var(--c-on-dark-soft);
  font-size: 0.97rem;
}

/* Linha que conecta as etapas (desenhada em telas maiores) */
.steps-track {
  display: none;
}

/* ------------------------------------------------------------
   11. QUEM SOMOS
------------------------------------------------------------- */
.about-grid {
  display: grid;
  gap: var(--space-4);
  align-items: center;
}

.about-copy p + p {
  margin-top: var(--space-2);
}

.about-copy p {
  color: var(--c-ink-soft);
  font-size: 1.05rem;
}

.about-copy p strong {
  color: var(--c-petrol);
}

.about-figure {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 18rem;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(24rem 18rem at 70% 20%, rgba(153, 203, 46, 0.14), transparent 60%),
    var(--c-petrol);
  overflow: hidden;
}

.about-figure::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--c-line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line-dark) 1px, transparent 1px);
  background-size: 48px 48px;
}

.about-figure svg {
  position: relative;
  width: min(70%, 20rem);
  color: var(--c-lime);
}

.about-pillars {
  margin-top: var(--space-3);
  display: grid;
  gap: 0.6rem;
}

.about-pillars li {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 600;
  color: var(--c-petrol);
}

.about-pillars li::before {
  content: "//";
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--c-lime-ink);
}

/* ------------------------------------------------------------
   12. CLIENTES ATENDIDOS
   Como adicionar um novo cliente:
   1. Salve o logotipo em assets/images/clientes/ (PNG ou SVG,
      fundo transparente, altura recomendada >= 120px);
   2. Duplique um <li class="client"> no HTML e aponte o src;
   3. Preencha o alt com o nome real da empresa.
   Os logotipos entram em escala de cinza e recuperam a cor no hover.
------------------------------------------------------------- */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 13rem));
  justify-content: center;
  gap: var(--space-2);
}

.client {
  display: grid;
  place-items: center;
  min-height: 6.2rem;
  padding: var(--space-2);
  background: var(--c-white);
  border: 1px solid var(--c-mist);
  border-radius: var(--radius);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.client:hover {
  border-color: rgba(153, 203, 46, 0.6);
  box-shadow: var(--shadow-soft);
}

/* Dimensão padronizada dos logotipos */
.client img {
  max-height: 3.2rem;
  width: auto;
  max-width: 80%;
  filter: grayscale(1) opacity(0.62);
  transition: filter var(--dur) var(--ease);
}

.client:hover img {
  filter: grayscale(0) opacity(1);
}

/* Cliente identificado apenas por nome (sem arquivo de logotipo) */
.client--text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: var(--c-ink-soft);
  opacity: 0.62;
  transition: color var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.client--text:hover {
  color: var(--c-petrol);
  opacity: 1;
}

/* ------------------------------------------------------------
   13. POR QUE CONTAR COM A PGPLAN (diferenciais)
------------------------------------------------------------- */
.diff-grid {
  display: grid;
  gap: var(--space-2);
}

.diff-card {
  position: relative;
  padding: var(--space-4) var(--space-3);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.diff-card:hover {
  transform: translateY(-6px);
  border-color: rgba(153, 203, 46, 0.55);
}

.diff-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(var(--c-lime), transparent 85%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}

.diff-card:hover::before {
  opacity: 1;
}

.diff-icon {
  display: grid;
  place-items: center;
  width: 3.2rem;
  height: 3.2rem;
  margin-bottom: var(--space-3);
  border-radius: 12px;
  background: rgba(153, 203, 46, 0.14);
  color: var(--c-lime);
}

.diff-card h3 {
  color: var(--c-white);
  font-size: var(--fs-h3);
  margin-bottom: 0.6rem;
}

.diff-card p {
  color: var(--c-on-dark-soft);
  font-size: 0.97rem;
}

/* ------------------------------------------------------------
   14. CONTATO + FORMULÁRIO
------------------------------------------------------------- */
.contact-grid {
  display: grid;
  gap: var(--space-4);
}

/* Evita que conteúdos longos (como o e-mail) alarguem a coluna */
.contact-grid > * {
  min-width: 0;
}

.channel {
  min-width: 0;
}

.channel strong {
  overflow-wrap: anywhere;
}

.contact-channels {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.channel {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--c-white);
  border: 1px solid var(--c-mist);
  border-radius: var(--radius);
  transition:
    transform var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.channel:hover {
  transform: translateY(-3px);
  border-color: rgba(153, 203, 46, 0.6);
  box-shadow: var(--shadow-soft);
}

.channel-icon {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 2.9rem;
  height: 2.9rem;
  border-radius: 12px;
  background: rgba(0, 64, 64, 0.07);
  color: var(--c-petrol);
}

.channel--wa .channel-icon {
  background: rgba(153, 203, 46, 0.16);
  color: var(--c-lime-ink);
}

.channel small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-ink-soft);
}

.channel strong {
  font-family: var(--font-display);
  font-size: 1.02rem;
  color: var(--c-petrol);
}

/* Formulário */
.contact-form {
  padding: var(--space-3);
  background: var(--c-white);
  border: 1px solid var(--c-mist);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.form-grid {
  display: grid;
  gap: var(--space-2);
}

.field label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--c-petrol);
  margin-bottom: 0.4rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 3rem;
  padding: 0.7rem 1rem;
  font: inherit;
  color: var(--c-ink);
  background: var(--c-paper);
  border: 1.5px solid var(--c-mist);
  border-radius: 10px;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.field textarea {
  min-height: 7.5rem;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--c-petrol);
  box-shadow: 0 0 0 3px rgba(153, 203, 46, 0.25);
}

.field.has-error input,
.field.has-error select,
.field.has-error textarea {
  border-color: #C0392B;
}

.field-error {
  display: none;
  margin-top: 0.35rem;
  font-size: 0.82rem;
  color: #A93226;
}

.field.has-error .field-error {
  display: block;
}

.form-status {
  display: none;
  margin-top: var(--space-2);
  padding: 0.85rem 1.1rem;
  border-radius: 10px;
  font-size: 0.92rem;
}

.form-status.is-success {
  display: block;
  background: rgba(153, 203, 46, 0.16);
  border: 1px solid rgba(153, 203, 46, 0.5);
  color: var(--c-petrol);
}

.form-status.is-error {
  display: block;
  background: rgba(192, 57, 43, 0.08);
  border: 1px solid rgba(192, 57, 43, 0.4);
  color: #A93226;
}

.form-note {
  margin-top: var(--space-2);
  font-size: 0.82rem;
  color: var(--c-ink-soft);
}

/* ------------------------------------------------------------
   15. RODAPÉ
------------------------------------------------------------- */
.site-footer {
  background: var(--c-petrol-deep);
  color: var(--c-on-dark-soft);
  padding: var(--space-5) 0 var(--space-3);
  border-top: 1px solid var(--c-line-dark);
}

.footer-grid {
  display: grid;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--c-line-dark);
}

.footer-brand img {
  height: 2.3rem;
  width: auto;
  margin-bottom: var(--space-2);
}

.footer-brand p {
  max-width: 22rem;
  font-size: 0.92rem;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-lime);
  margin-bottom: var(--space-2);
}

.footer-col ul {
  display: grid;
  gap: 0.55rem;
}

.footer-col a {
  font-size: 0.93rem;
  transition: color var(--dur) var(--ease);
}

.footer-col a:hover {
  color: var(--c-white);
}

.footer-bottom {
  padding-top: var(--space-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-bottom .slashes {
  font-family: var(--font-mono);
  color: var(--c-lime);
}

/* ------------------------------------------------------------
   16. BOTÃO FLUTUANTE DE WHATSAPP
------------------------------------------------------------- */
.wa-float {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 3.6rem;
  height: 3.6rem;
  border-radius: 50%;
  background: var(--c-lime);
  color: var(--c-petrol-deep);
  box-shadow: 0 12px 30px rgba(1, 43, 44, 0.35);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.wa-float:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 16px 36px rgba(1, 43, 44, 0.45);
}

/* ------------------------------------------------------------
   17. PÁGINAS INTERNAS DE SERVIÇOS
------------------------------------------------------------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + var(--space-5)) 0 var(--space-5);
  background:
    radial-gradient(46rem 26rem at 88% 0%, rgba(153, 203, 46, 0.10), transparent 60%),
    linear-gradient(180deg, var(--c-petrol-deep), var(--c-petrol));
  color: var(--c-on-dark);
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--c-line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line-dark) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(110% 100% at 50% 0%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(110% 100% at 50% 0%, #000 30%, transparent 100%);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--c-on-dark-soft);
  margin-bottom: var(--space-3);
}

.breadcrumb a {
  transition: color var(--dur) var(--ease);
}

.breadcrumb a:hover {
  color: var(--c-lime);
}

.breadcrumb .sep {
  color: var(--c-lime);
}

.breadcrumb [aria-current="page"] {
  color: var(--c-white);
}

.page-hero h1 {
  font-size: clamp(2rem, 4.6vw + 0.6rem, 3.4rem);
  font-weight: 800;
  color: var(--c-white);
  max-width: 40rem;
}

.page-hero .svc-code {
  display: inline-block;
  margin-bottom: var(--space-2);
  color: var(--c-lime);
}

.page-hero-actions {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* Bloco de contato compacto das páginas internas */
.svc-contact {
  display: grid;
  gap: var(--space-2);
}

/* Navegação entre os demais serviços */
.svc-nav-grid {
  display: grid;
  gap: var(--space-2);
}

.svc-nav-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  min-height: 4.4rem;
  background: var(--c-white);
  border: 1px solid var(--c-mist);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--c-petrol);
  transition:
    transform var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.svc-nav-card:hover {
  transform: translateY(-3px);
  border-color: rgba(153, 203, 46, 0.6);
  box-shadow: var(--shadow-soft);
}

.svc-nav-card .code {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--c-lime-ink);
}

.svc-nav-card svg {
  flex-shrink: 0;
  color: var(--c-lime-ink);
  transition: transform var(--dur) var(--ease);
}

.svc-nav-card:hover svg {
  transform: translateX(4px);
}

/* Faixa de CTA das páginas internas */
.cta-band {
  position: relative;
  padding: var(--space-5) 0;
  background:
    radial-gradient(40rem 20rem at 80% 10%, rgba(153, 203, 46, 0.12), transparent 60%),
    var(--c-petrol);
  color: var(--c-on-dark);
  overflow: hidden;
}

.cta-band h2 {
  font-size: var(--fs-h2);
  color: var(--c-white);
  max-width: 32rem;
}

.cta-band .container {
  display: grid;
  gap: var(--space-3);
}

/* ------------------------------------------------------------
   18. ANIMAÇÕES DE ENTRADA (reveal via Intersection Observer)
------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 700ms var(--ease),
    transform 700ms var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ------------------------------------------------------------
   19. RESPONSIVIDADE (mobile-first)
------------------------------------------------------------- */
@media (min-width: 560px) {
  .svc-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-channels {
    grid-template-columns: repeat(3, 1fr);
  }

  .channel {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
}

@media (min-width: 768px) {
  :root {
    --gutter: 2rem;
  }

  .steps {
    grid-template-columns: repeat(3, 1fr);
    position: relative;
  }

  /* Linha conectando as etapas do processo */
  .steps-track {
    display: block;
    position: absolute;
    top: -1.4rem;
    left: 4%;
    right: 4%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(153, 203, 46, 0.5), transparent);
  }

  .diff-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }

  .svc-nav-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .svc-nav-card {
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    min-height: 7rem;
  }

  .cta-band .container {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: block;
  }

  .header-cta {
    display: inline-flex;
  }

  .nav-toggle,
  .nav-mobile {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .contact-grid {
    grid-template-columns: 1fr 1.05fr;
    align-items: start;
  }

  .form-grid {
    grid-template-columns: 1fr 1fr;
  }

  .form-grid .field--full {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1280px) {
  .svc-card {
    min-height: 17rem;
  }
}

/* Telas muito estreitas (320px) */
@media (max-width: 359px) {
  :root {
    --gutter: 1rem;
  }

  .brand img {
    height: 1.8rem;
  }
}

/* ------------------------------------------------------------
   20. PREFERS-REDUCED-MOTION
   Remove animações e transições para quem preferir menos movimento.
------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero-contours path {
    stroke-dashoffset: 0;
  }
}