/* ============================================================
   MSL Contabilidade – styles.css
   Estrutura: Reset > Tokens > Base > Layout > Componentes >
              Seções > Responsividade
   Metodologia: BEM | Mobile-First | CSS Custom Properties
   ============================================================ */

/* ============================================================
   1. RESET & BOX SIZING
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

address {
  font-style: normal;
}

/* ============================================================
   2. DESIGN TOKENS (CSS Custom Properties)
   ============================================================ */
:root {
  /* --- Paleta de Cores --- */
  --color-primary:        #7e2929;   /* azul institucional escuro */
  --color-primary-dark:   #5c0000;   /* azul mais escuro para hover */
  --color-primary-light:  #893939;   /* azul médio */
  --color-accent:         #e8a020;   /* dourado/âmbar de destaque */
  --color-accent-dark:    #c9881a;   /* dourado escuro hover */

  --color-bg:             #f5f7fa;   /* fundo cinza-azulado suave */
  --color-bg-white:       #ffffff;
  --color-bg-section:     #eef1f7;   /* seções alternadas */
  --color-bg-dark:        #6B0101;   /* fundo escuro (hero, cta) */

  --color-text:           #1e2d3d;   /* texto principal */
  --color-text-muted:     #424c58;   /* texto secundário */
  --color-text-light:     #8fa1b8;   /* placeholder, legenda */
  --color-text-white:     #ffffff;

  --color-border:         #d4dbe8;
  --color-border-focus:   var(--color-primary);

  --color-success:        #28a745;
  --color-error:          #dc3545;

  /* --- Tipografia --- */
  --font-heading:         'Playfair Display', Georgia, serif;
  --font-body:            'DM Sans', system-ui, sans-serif;

  --font-size-xs:         0.75rem;    /* 12px */
  --font-size-sm:         0.875rem;   /* 14px */
  --font-size-base:       1rem;       /* 16px */
  --font-size-md:         1.125rem;   /* 18px */
  --font-size-lg:         1.25rem;    /* 20px */
  --font-size-xl:         1.5rem;     /* 24px */
  --font-size-2xl:        2rem;       /* 32px */
  --font-size-3xl:        2.5rem;     /* 40px */
  --font-size-4xl:        3rem;       /* 48px */

  --line-height-tight:    1.2;
  --line-height-base:     1.7;

  /* --- Espaçamento --- */
  --spacing-1:   0.25rem;
  --spacing-2:   0.5rem;
  --spacing-3:   0.75rem;
  --spacing-4:   1rem;
  --spacing-5:   1.25rem;
  --spacing-6:   1.5rem;
  --spacing-8:   2rem;
  --spacing-10:  2.5rem;
  --spacing-12:  3rem;
  --spacing-16:  4rem;
  --spacing-20:  5rem;
  --spacing-24:  6rem;

  /* --- Layout --- */
  --container-max:   1200px;
  --container-px:    1.25rem;

  /* --- Bordas --- */
  --radius-sm:    4px;
  --radius-md:    8px;
  --radius-lg:    12px;
  --radius-xl:    20px;
  --radius-full:  9999px;

  /* --- Sombras --- */
  --shadow-sm:   0 1px 3px rgba(0,0,0,.08);
  --shadow-md:   0 4px 12px rgba(0,0,0,.10);
  --shadow-lg:   0 8px 24px rgba(0,0,0,.12);
  --shadow-xl:   0 16px 40px rgba(0,0,0,.15);

  /* --- Transições --- */
  --transition-base:  all 0.25s ease;
  --transition-slow:  all 0.4s ease;

  /* --- Z-index --- */
  --z-header:      100;
  --z-dropdown:    200;
  --z-float:       300;
  --z-overlay:     400;
}

/* ============================================================
   3. BASE ELEMENTS
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: var(--line-height-tight);
  color: var(--color-text);
}

p {
  line-height: var(--line-height-base);
}

/* Focus visível para acessibilidade */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ============================================================
   4. LAYOUT UTILITIES
   ============================================================ */

/* Container centralizado */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

/* Cabeçalho de seção padrão */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-12);
}

.section-eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--spacing-3);
}

.section-title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
  color: var(--color-primary);
  margin-bottom: var(--spacing-4);
}

.section-description {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-inline: auto;
}

/* ============================================================
   5. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: 0.65rem 1.5rem;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  transition: var(--transition-base);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
}

.btn--primary {
  background-color: var(--color-accent-dark);
  color: var(--color-text-white);
  border-color: var(--color-accent-dark);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  transform: translateY(-2px);
}

.btn--white {
  background-color: var(--color-bg-white);
  color: var(--color-primary);
  border-color: var(--color-bg-white);
}

.btn--white:hover,
.btn--white:focus-visible {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-white);
  transform: translateY(-2px);
}

.btn--outline-white {
  background-color: transparent;
  color: var(--color-text-white);
  border-color: rgba(255,255,255,.6);
}

.btn--outline-white:hover,
.btn--outline-white:focus-visible {
  background-color: rgba(255,255,255,.15);
  border-color: var(--color-text-white);
  transform: translateY(-2px);
}

.btn--lg {
  padding: 0.85rem 2rem;
  font-size: var(--font-size-md);
}

.btn--full {
  width: 100%;
}

/* ============================================================
   6. HEADER
   ============================================================ */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-header);
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

.header--scrolled {
  box-shadow: var(--shadow-md);
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  text-decoration: none;
  flex-shrink: 0;
}

.header__logo-abbr {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  background: var(--color-text-white);
  color: var(--color-text-white);
  width: 60px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-md);
  letter-spacing: -.02em;
}

.header__logo-text {
  font-family:Trebuchet ;
  font-size: 25px;
  font-weight: 700;
  color:#960000;
  
}

/* Nav */
.header__nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-6);
}

.header__nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: .02em;
  position: relative;
  transition: color var(--transition-base);
}

.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.header__nav-link:hover,
.header__nav-link.is-active {
  color: var(--color-primary);
}

.header__nav-link:hover::after,
.header__nav-link.is-active::after {
  width: 100%;
}

/* Menu toggle (mobile) */
.header__menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: var(--z-dropdown);
}

.header__menu-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

/* Estado ativo do menu mobile */
.header__menu-toggle.is-open .header__menu-toggle-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.header__menu-toggle.is-open .header__menu-toggle-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.header__menu-toggle.is-open .header__menu-toggle-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ============================================================
   7. HERO
   ============================================================ */
.hero {
  position: relative;
  background-color: var(--color-bg-dark);
  padding-block: var(--spacing-20) var(--spacing-24);
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero__background {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .35;
}

.hero__shape--1 {
  width: 500px;
  height: 500px;
  background: var(--color-primary-light);
  top: -150px;
  right: -100px;
}

.hero__shape--2 {
  width: 350px;
  height: 350px;
  background: var(--color-accent);
  bottom: -100px;
  left: -80px;
  opacity: .2;
}

.hero__dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 28px 28px;
}

.hero__container {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-12);
  align-items: center;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  background: rgba(232,160,32,.15);
  color: var(--color-accent);
  border: 1px solid rgba(232,160,32,.3);
  border-radius: var(--radius-full);
  padding: var(--spacing-1) var(--spacing-4);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-5);
}

.hero__badge::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.hero__title {
  font-size: clamp(var(--font-size-2xl), 5vw, var(--font-size-4xl));
  color: var(--color-text-white);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-6);
}

.hero__title em {
  font-style: italic;
  color: var(--color-accent);
}

.hero__description {
  font-size: var(--font-size-md);
  color: rgba(255,255,255,.75);
  max-width: 520px;
  margin-bottom: var(--spacing-8);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-12);
}

/* Stats */
.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-8);
  padding-top: var(--spacing-8);
  border-top: 1px solid rgba(255,255,255,.1);
}

.hero__stat {
  display: flex;
  flex-direction: column;
}

.hero__stat-number {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--spacing-1);
}

.hero__stat-label {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* Cards flutuantes do hero */
.hero__visual {
  display: none;
  position: relative;
  height: 300px;
}

.hero__card {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-5) var(--spacing-6);
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.15);
  color: var(--color-text-white);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-align: center;
  animation: float 3s ease-in-out infinite;
}

.hero__card--main {
  top: 20px;
  left: 20px;
  animation-delay: 0s;
}

.hero__card--secondary {
  top: 40%;
  right: 0;
  animation-delay: .8s;
}

.hero__card--tertiary {
  bottom: 10px;
  left: 30%;
  animation-delay: 1.6s;
}

.hero__card-icon {
  font-size: var(--font-size-xl);
  color: var(--color-accent);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

/* ============================================================
   8. DIFERENCIAIS
   ============================================================ */
.differentials {
  padding-block: var(--spacing-16);
  background-color: var(--color-bg-white);
}

.differentials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-6);
}

.differential-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--spacing-4);
  padding: var(--spacing-8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-white);
  transition: var(--transition-base);
}

.differential-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.differential-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background-color: rgba(26,64,128,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  flex-shrink: 0;
}

.differential-card__title {
  font-size: var(--font-size-lg);
  color: var(--color-primary);
  font-family: var(--font-heading);
}

.differential-card__text {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  line-height: var(--line-height-base);
}

/* ============================================================
   9. SOBRE NÓS
   ============================================================ */
.about {
  padding-block: var(--spacing-20);
  background-color: var(--color-bg-section);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-12);
  align-items: center;
}

/* Lado visual */
.about__visual {
  display: flex;
  justify-content: center;
}

.about__image-wrapper {
  position: relative;
  width: 280px;
  height: 280px;
}

.about__image-bg {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__image-bg::after {
  content: '\f1ad'; /* building icon */
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 6rem;
  color: rgba(255,255,255,.2);
}

.about__badge-float {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--color-accent);
  color: var(--color-text-white);
  padding: var(--spacing-3) var(--spacing-5);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  box-shadow: var(--shadow-md);
}

/* Conteúdo textual */
.about__text {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-4);
}

.about__values {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
  margin-block: var(--spacing-6);
}

.about__value-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  font-size: var(--font-size-base);
  color: var(--color-text);
}

.about__value-item i {
  color: var(--color-accent);
  margin-top: 2px;
  flex-shrink: 0;
}

/* ============================================================
   10. SERVIÇOS
   ============================================================ */
.services {
  padding-block: var(--spacing-20);
  background-color: var(--color-bg-white);
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-6);
}

.service-card {
  padding: var(--spacing-8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-white);
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  color: var(--color-text-white);
  flex-shrink: 0;
  margin-bottom: var(--spacing-2);
}

.service-card__title {
  font-size: var(--font-size-lg);
  font-family: var(--font-heading);
  color: var(--color-primary);
}

.service-card__text {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  flex: 1;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  transition: gap var(--transition-base), color var(--transition-base);
  margin-top: var(--spacing-2);
}

.service-card__link:hover {
  gap: var(--spacing-3);
  color: var(--color-accent);
}

/* ============================================================
   11. LINKS ÚTEIS
   ============================================================ */
.useful-links {
  padding-block: var(--spacing-20);
  background-color: var(--color-bg-section);
}

.useful-links__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-6);
}

.link-category {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-6);
  transition: var(--transition-base);
}

.link-category:hover {
  box-shadow: var(--shadow-md);
}

.link-category__title {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  color: var(--color-primary);
  margin-bottom: var(--spacing-5);
  padding-bottom: var(--spacing-4);
  border-bottom: 1px solid var(--color-border);
}

.link-category__title i {
  color: var(--color-accent);
}

.link-category__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.useful-link-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: var(--transition-base);
}

.useful-link-item i {
  font-size: var(--font-size-xs);
  color: var(--color-primary-light);
  flex-shrink: 0;
}

.useful-link-item:hover {
  background-color: rgba(26,64,128,.06);
  color: var(--color-primary);
  padding-left: var(--spacing-5);
}

.useful-link-item:hover i {
  color: var(--color-accent);
}

/* ============================================================
   12. CTA BANNER
   ============================================================ */
.cta-banner {
  padding-block: var(--spacing-16);
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, var(--color-primary-light) 100%);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  pointer-events: none;
}

.cta-banner__content {
  position: relative;
  text-align: center;
}

.cta-banner__title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
  color: var(--color-text-white);
  margin-bottom: var(--spacing-4);
}

.cta-banner__text {
  font-size: var(--font-size-md);
  color: rgba(255,255,255,.75);
  margin-bottom: var(--spacing-8);
  max-width: 560px;
  margin-inline: auto;
}

.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-4);
}

/* ============================================================
   13. CONTATO
   ============================================================ */
.contact {
  padding-block: var(--spacing-20);
  background-color: var(--color-bg-white);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-10);
}

/* Info card */
.contact__info-card {
  background-color: var(--color-bg-section);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-8);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-6);
}

.contact__info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-4);
}

.contact__info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-md);
  color: var(--color-text-white);
  flex-shrink: 0;
}

.contact__info-label {
  display: block;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-1);
}

.contact__info-value {
  font-size: var(--font-size-base);
  color: var(--color-text);
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition-base);
}

.contact__info-value:hover {
  color: var(--color-primary);
}

.contact__address {
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-text-muted);
}

.contact__social {
  display: flex;
  gap: var(--spacing-3);
  padding-top: var(--spacing-2);
  border-top: 1px solid var(--color-border);
}

.contact__social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-md);
  transition: var(--transition-base);
}

.contact__social-link:hover {
  background-color: var(--color-accent);
  transform: scale(1.1);
}

/* Mapa */
.contact__map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  margin-top: var(--spacing-6);
}

.contact__map iframe {
  display: block;
  width: 100%;
}

/* Formulário */
.contact__form-wrapper {
  display: flex;
  flex-direction: column;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-label span {
  color: var(--color-error);
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-bg-white);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  appearance: none;
}

.form-input::placeholder {
  color: var(--color-text-light);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(26,64,128,.12);
}

.form-input.is-error {
  border-color: var(--color-error);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235a6a7e' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-error);
  min-height: 1em;
}

/* Feedback do formulário */
.form-feedback {
  padding: var(--spacing-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-align: center;
  display: none;
}

.form-feedback.is-success {
  display: block;
  background-color: rgba(40,167,69,.1);
  color: var(--color-success);
  border: 1px solid rgba(40,167,69,.3);
}

.form-feedback.is-error {
  display: block;
  background-color: rgba(220,53,69,.1);
  color: var(--color-error);
  border: 1px solid rgba(220,53,69,.3);
}

/* ============================================================
   14. FOOTER
   ============================================================ */
.footer {
  background-color: var(--color-bg-dark);
  color: rgba(255,255,255,.65);
}

.footer__top {
  padding-block: var(--spacing-16) var(--spacing-12);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-10);
}

/* Marca no footer */
.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  text-decoration: none;
  margin-bottom: var(--spacing-4);
}

.footer__logo-abbr {
  background: #ffffff2d;
  color: #ffffff2d;
  /*background: var(--color-accent);
  color: var(--color-text-white);*/
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--font-size-sm);
}

.footer__logo-text {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-white);
}

.footer__brand-text {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin-bottom: var(--spacing-5);
  color: rgba(255,255,255,.5);
}

.footer__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,.1);
  color: var(--color-text-white);
  font-size: var(--font-size-base);
  transition: var(--transition-base);
}

.footer__social-link:hover {
  background: var(--color-accent);
  transform: scale(1.1);
}

.footer__col-title {
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-text-white);
  margin-bottom: var(--spacing-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.footer__link {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,.5);
  text-decoration: none;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-2);
  transition: color var(--transition-base);
}

.footer__link:hover {
  color: var(--color-accent);
}

.footer__link i {
  font-size: var(--font-size-sm);
  margin-top: 2px;
  flex-shrink: 0;
}

.footer__link--address {
  cursor: default;
  line-height: 1.6;
}

.footer__link--address:hover {
  color: rgba(255,255,255,.5);
}

/* Rodapé bottom */
.footer__bottom {
  padding-block: var(--spacing-5);
  border-top: 1px solid rgba(255,255,255,.08);
}

.footer__bottom .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-2);
  text-align: center;
}

.footer__copyright,
.footer__crc {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,.3);
}

/* ============================================================
   15. COMPONENTES FLUTUANTES
   ============================================================ */

/* Botão WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: var(--spacing-6);
  right: var(--spacing-6);
  z-index: var(--z-float);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background-color: #25d366;
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  box-shadow: 0 4px 16px rgba(37,211,102,.4);
  transition: var(--transition-base);
}

.whatsapp-float:hover {
  background-color: #20bd5a;
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(37,211,102,.5);
}

/* Botão scroll to top */
.scroll-top {
  position: fixed;
  bottom: calc(var(--spacing-6) + 64px);
  right: var(--spacing-6);
  z-index: var(--z-float);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  opacity: 0;
  pointer-events: none;
}

.scroll-top:not([hidden]) {
  opacity: 1;
  pointer-events: auto;
}

.scroll-top:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-3px);
}

/* ============================================================
   16. ANIMAÇÕES DE ENTRADA
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   17. RESPONSIVIDADE – MOBILE FIRST
   ============================================================

   Breakpoints:
   - mobile:  base (< 576px)
   - tablet:  ≥ 576px  e  ≥ 768px
   - desktop: ≥ 1024px e  ≥ 1200px
   ============================================================ */

/* --- TABLET: ≥ 576px --- */
@media (min-width: 576px) {
  :root {
    --container-px: 2rem;
  }

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

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

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

  .hero__visual {
    display: block;
  }

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

/* --- TABLET LARGE: ≥ 768px --- */
@media (min-width: 768px) {
  .header__container {
    height: 80px;
  }

  .about__grid {
    grid-template-columns: 1fr 1.3fr;
    gap: var(--spacing-16);
  }

  .about__image-wrapper {
    width: 360px;
    height: 360px;
  }

  .contact__grid {
    grid-template-columns: 1fr 1.3fr;
  }

  .footer__bottom .container {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* --- DESKTOP: ≥ 1024px --- */
@media (min-width: 1024px) {
  :root {
    --container-px: 2.5rem;
  }

  /* Header nav completo */
  .header__menu-toggle {
    display: none;
  }

  .header__nav {
    display: flex;
    position: static;
    flex-direction: row;
    background: none;
    box-shadow: none;
    padding: 0;
    gap: var(--spacing-8);
  }

  .header__nav-list {
    flex-direction: row;
  }

  /* Hero duas colunas */
  .hero__container {
    grid-template-columns: 1.1fr 1fr;
    gap: var(--spacing-16);
    min-height: auto;
  }

  .hero__visual {
    display: block;
    height: 380px;
  }

  /* Diferenciais 3 colunas */
  .differentials__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Serviços 3 colunas */
  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Links úteis 3 colunas */
  .useful-links__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Footer 4 colunas */
  .footer__grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  }
}

/* --- DESKTOP LARGE: ≥ 1200px --- */
@media (min-width: 1200px) {
  :root {
    --container-px: 3rem;
  }
}

/* ============================================================
   18. MENU MOBILE (estado aberto)
   ============================================================ */
@media (max-width: 1023px) {
  .header__menu-toggle {
    display: flex;
  }

  .header__nav {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    position: fixed;
    top: 0;
    right: 0;
    width: min(320px, 80vw);
    height: 100dvh;
    background-color: var(--color-bg-white);
    box-shadow: var(--shadow-xl);
    padding: 5rem var(--spacing-8) var(--spacing-8);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    overflow-y: auto;
    z-index: calc(var(--z-header) - 1);
  }

  .header__nav.is-open {
    transform: translateX(0);
  }

  .header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
    margin-bottom: var(--spacing-8);
  }

  .header__nav-item {
    width: 100%;
    border-bottom: 1px solid var(--color-border);
  }

  .header__nav-link {
    display: block;
    padding-block: var(--spacing-4);
    font-size: var(--font-size-base);
    color: var(--color-text);
  }

  .header__nav-link::after {
    display: none;
  }

  .header__cta {
    width: 100%;
    text-align: center;
  }
}

/* ============================================================
   19. OVERLAY DO MENU MOBILE
   ============================================================ */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: calc(var(--z-header) - 2);
  backdrop-filter: blur(2px);
}

.nav-overlay.is-active {
  display: block;
}

/* ============================================================
   20. UTILITÁRIOS
   ============================================================ */

/* Ocultar visualmente mas manter para leitores de tela */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================================
   21. SEGURANÇA – Estilos anti-bot
   ============================================================ */

/* Honeypot: absolutamente invisível para humanos,
   mas presente no DOM para bots que fazem scraping */
.form-honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  tab-size: 0;
}

/* Garante que o widget Turnstile fique alinhado com os demais campos */
.cf-turnstile {
  margin-block: var(--spacing-2, .5rem);
}