/* ═══════════════════════════════════════════════════════════════
   GRAFATO - Stylesheet Refatorado
   Metodologia: BEM (Block Element Modifier)
   Organização: ITCSS (Inverted Triangle CSS)
   ═══════════════════════════════════════════════════════════════ */

/* ───────────────────────────────────────────────────────────────
   1. SETTINGS - Variáveis e Configurações
   ─────────────────────────────────────────────────────────────── */
:root {
  /* Cores - Paleta Moderna para TI */
  --color-bg: hsl(220 20% 6%);
  --color-bg-darker: hsl(220 20% 4%);
  --color-bg-lighter: hsl(220 18% 10%);
  
  --color-text: hsl(180 10% 94%);
  --color-text-muted: hsl(220 10% 60%);
  --color-text-secondary: hsl(180 10% 70%);
  
  /* Cores Primárias - Ciano/Teal para tecnologia */
  --color-primary: hsl(175 80% 50%);
  --color-primary-dark: hsl(175 80% 40%);
  --color-primary-light: hsl(175 80% 60%);
  --color-primary-alpha-10: hsl(175 80% 50% / 0.1);
  --color-primary-alpha-20: hsl(175 80% 50% / 0.2);
  --color-primary-alpha-30: hsl(175 80% 50% / 0.3);
  --color-primary-alpha-40: hsl(175 80% 50% / 0.4);
  --color-primary-alpha-50: hsl(175 80% 50% / 0.5);
  --color-primary-alpha-60: hsl(175 80% 50% / 0.6);
  
  /* Cores de Destaque - Verde para ação/secundário */
  --color-accent: hsl(160 70% 45%);
  --color-accent-alpha-10: hsl(160 70% 45% / 0.1);
  --color-accent-alpha-20: hsl(160 70% 45% / 0.2);
  
  /* Cores de Interface */
  --color-border: hsl(220 15% 18%);
  --color-border-alpha-30: hsl(220 15% 18% / 0.3);
  --color-border-alpha-50: hsl(220 15% 18% / 0.5);
  --color-surface: hsl(220 15% 15% / 0.5);
  
  /* Sombras */
  --shadow-glow-sm: 0 0 20px var(--color-primary-alpha-40);
  --shadow-glow-md: 0 0 30px var(--color-primary-alpha-40);
  --shadow-glow-lg: 0 0 40px var(--color-primary-alpha-30);
  --shadow-card: 0 0 30px -10px var(--color-primary-alpha-15);
  --shadow-card-hover: 0 0 40px -10px var(--color-primary-alpha-30);
  
  /* Tipografia */
  --font-display: 'Orbitron', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Tamanhos de Fonte - Escala Modular */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.65vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --text-3xl: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  --text-4xl: clamp(2.5rem, 1.8rem + 3.5vw, 5rem);
  
  /* Espaçamento - Sistema 8pt */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  
  /* Bordas */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Transições */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Z-index Scale */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  
  
  @font-face {
  font-family: 'MagnetoCustom';
  src: url('img/magneto.woff2') format('woff2');
  font-weight: normal;
  font-style: normal;
}
}

/* ───────────────────────────────────────────────────────────────
   2. RESET - Normalização Base
   ─────────────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
}

/* Remove estilos padrão de listas */
ul, ol {
  list-style: none;
}

/* Links */
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base);
}

/* Imagens responsivas */
img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

/* Formulários */
input, textarea, select, button {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

/* Focus visível para acessibilidade */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Remove outline padrão, mantém para teclado */
:focus:not(:focus-visible) {
  outline: none;
}

/* ───────────────────────────────────────────────────────────────
   3. BASE - Estilos Elementares
   ─────────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

p {
  margin-bottom: var(--space-4);
}

address {
  font-style: normal;
}

/* ───────────────────────────────────────────────────────────────
   4. UTILITIES - Classes Utilitárias
   ─────────────────────────────────────────────────────────────── */

/* Skip Link para Acessibilidade */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-bg);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: 600;
  z-index: var(--z-tooltip);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (max-width: 640px) {
  .container {
    padding-inline: var(--space-4);
  }
}

/* Glow Text Effect */
.glow-text {
  color: var(--color-primary);
  text-shadow: 
    0 0 20px var(--color-primary-alpha-50),
    0 0 40px var(--color-primary-alpha-20);
}

/* Glow Line */
.glow-line {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-primary),
    transparent
  );
}

.glow-line--short {
  width: 6rem;
  margin-block: var(--space-6);
}

.glow-line--center {
  width: 4rem;
  margin: var(--space-6) auto;
}

/* Grid Background Pattern */
.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border-alpha-30) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border-alpha-30) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* Tag/Label */
.tag {
  display: inline-block;
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

/* ───────────────────────────────────────────────────────────────
   5. COMPONENTS - Componentes Reutilizáveis
   ─────────────────────────────────────────────────────────────── */

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  will-change: transform, box-shadow;
}

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

.btn--primary:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
}

.btn--glow {
  box-shadow: var(--shadow-glow-sm);
}

.btn--glow:hover {
  box-shadow: 
    0 0 30px var(--color-primary-alpha-60),
    0 0 60px var(--color-primary-alpha-20);
}

.btn--outline {
  background: transparent;
  border: 1px solid var(--color-primary-alpha-50);
  color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary-alpha-10);
  border-color: var(--color-primary);
}

.btn--glow-outline:hover {
  box-shadow: 0 0 20px var(--color-primary-alpha-30);
}

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

/* ─── Glass Card ─── */
.glass-card {
  background: hsl(220 18% 10% / 0.6);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--color-border-alpha-50);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  will-change: transform, box-shadow;
}

.glass-card:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-primary-alpha-30);
}

/* ─── Form Elements ─── */
.form__group {
  margin-bottom: var(--space-5);
}

.form__label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.form__input,
.form__textarea {
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border-alpha-50);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: all var(--transition-base);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-muted);
}

.form__input:focus,
.form__textarea:focus {
  border-color: var(--color-primary-alpha-50);
  box-shadow: 0 0 0 3px var(--color-primary-alpha-10);
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

/* Honeypot anti-spam */
.form__honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

/* ───────────────────────────────────────────────────────────────
   6. LAYOUT - Estruturas de Layout
   ─────────────────────────────────────────────────────────────── */

/* ─── Header & Navigation ─── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
}

.nav {
  padding: var(--space-5) 0;
  transition: all var(--transition-slow);
}

.nav--scrolled {
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  background: hsl(220 20% 6% / 0.85);
  border-bottom: 1px solid var(--color-border-alpha-30);
  padding: var(--space-3) 0;
}

.nav__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: 0.1em;
  z-index: var(--z-dropdown);
}

.nav__logo-text {
  display: inline-block;
}

/* Menu Toggle (Mobile) */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  z-index: var(--z-dropdown);
}

.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-base);
  transform-origin: center;
}

.nav__toggle--active .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle--active .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle--active .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Navigation Menu */
.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: hsl(180 10% 90% / 0.7);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding-block: var(--space-2);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link[aria-current="page"] {
  color: var(--color-primary);
}

.nav__link:hover::after,
.nav__link[aria-current="page"]::after {
  width: 100%;
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }
  
  .nav__menu {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-6);
    background: hsl(220 20% 6% / 0.98);
    backdrop-filter: blur(20px);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    z-index: var(--z-modal);
  }
  
  .nav__menu--open {
    transform: translateX(0);
  }
  
  .nav__link {
    font-size: var(--text-lg);
  }
  
  body.menu-open {
    overflow: hidden;
  }
}

/* ─── Hero Section ─── */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh; /* Dynamic viewport height para mobile */
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__background {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    hsl(220 20% 6% / 0.3) 0%,
    hsl(220 20% 6% / 0.85) 60%,
    var(--color-bg) 100%
  );
}

.hero__grid {
  opacity: 0.2;
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 800px;
  padding-block: var(--space-24);
}

.hero__tag {
  margin-bottom: var(--space-6);
}

.hero__title {
  font-size: var(--text-4xl);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero__subtitle {
  color: var(--color-text-secondary);
  font-size: var(--text-lg);
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-10);
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-primary-alpha-50);
  animation: bounce 2s infinite;
  z-index: 10;
  transition: color var(--transition-base);
}

.scroll-indicator:hover {
  color: var(--color-primary);
}

.scroll-indicator__icon {
  width: 28px;
  height: 28px;
}

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

/* ─── Sections ─── */
.section {
  position: relative;
  padding-block: var(--space-24);
}

.section--darker {
  background: var(--color-bg-darker);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section__title {
  font-size: var(--text-3xl);
  font-weight: 700;
}

/* ─── About Section ─── */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about__content {
  max-width: 540px;
}

.about__headline {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-6);
  line-height: 1.5;
}

.about__text {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.about__meta {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* Highlights Grid */
.highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.highlight-card {
  padding: var(--space-5);
  text-align: center;
}

.highlight-card__icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto var(--space-3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    var(--color-primary-alpha-15),
    var(--color-accent-alpha-10)
  );
  border: 1px solid var(--color-primary-alpha-20);
  transition: all var(--transition-base);
}

.highlight-card:hover .highlight-card__icon {
  background: linear-gradient(
    135deg,
    var(--color-primary-alpha-25),
    var(--color-accent-alpha-20)
  );
  box-shadow: 0 0 25px var(--color-primary-alpha-30);
}

.highlight-card__icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.highlight-card__title {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: hsl(180 10% 90% / 0.9);
}

/* ─── Services Section ─── */
.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.service-card {
  padding: var(--space-6);
  transition: transform var(--transition-slow);
}

.service-card:hover {
  transform: translateY(-4px);
}

.service-card__icon {
  width: 4rem;
  height: 4rem;
  margin-bottom: var(--space-5);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    var(--color-primary-alpha-15),
    var(--color-accent-alpha-10)
  );
  border: 1px solid var(--color-primary-alpha-20);
}

.service-card__icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.service-card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.service-card__list li {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  line-height: 1.5;
}

.service-card__list li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  margin-top: 0.5em;
  flex-shrink: 0;
}

/* ─── Contact Section ─── */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  max-width: 64rem;
  margin-inline: auto;
}

.contact__info {
  max-width: 400px;
}

.contact__company {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-8);
}

.contact__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.contact__icon {
  width: 3rem;
  height: 3rem;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    var(--color-primary-alpha-15),
    var(--color-accent-alpha-10)
  );
  border: 1px solid var(--color-primary-alpha-20);
}

.contact__icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.contact__item p {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  padding-top: var(--space-2);
  line-height: 1.6;
  margin: 0;
}

.contact__zip {
  color: var(--color-text-muted);
}

.contact__link {
  color: var(--color-primary);
  transition: color var(--transition-base);
}

.contact__link:hover {
  color: var(--color-primary-light);
  text-decoration: underline;
}

.contact__hours {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-alpha-50);
}

.contact__hours-title {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.contact__hours-title svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
}

.contact__hours p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin: 0;
}

.contact__form {
  padding: var(--space-8);
}

/* ─── Form Success Message ─── */
.form__success {
  padding: var(--space-10) var(--space-8);
  text-align: center;
  display: none;
}

.form__success[hidden] {
  display: none;
}

.form__success:not([hidden]) {
  display: block;
  animation: fadeInUp 0.5s ease;
}

.form__success-icon {
  width: 5rem;
  height: 5rem;
  margin: 0 auto var(--space-6);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    hsl(160 70% 45% / 0.2),
    hsl(160 70% 45% / 0.1)
  );
  border: 2px solid hsl(160 70% 45% / 0.3);
}

.form__success-icon svg {
  width: 40px;
  height: 40px;
  color: hsl(160 70% 50%);
}

.form__success-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.form__success-text {
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  line-height: 1.7;
  max-width: 400px;
  margin: 0 auto var(--space-8);
}

/* ─── Form Loading State ─── */
.btn__text,
.btn__loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.btn__loading svg {
  width: 18px;
  height: 18px;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.spin {
  animation: spin 1s linear infinite;
}

/* Formulário em estado de loading */
.contact__form--loading .btn__text {
  display: none;
}

.contact__form--loading .btn__loading {
  display: flex !important;
}

.contact__form--loading .form__input,
.contact__form--loading .form__textarea {
  opacity: 0.6;
  pointer-events: none;
}

/* ─── Footer ─── */
.footer {
  border-top: 1px solid var(--color-border-alpha-30);
  padding-block: var(--space-10);
  text-align: center;
}

.footer__logo {
  font-family: 'MagnetoCustom', cursive;
  font-size: var(--text-xl);
  font-weight: normal;
  letter-spacing: 0;
}


.footer__company,
.footer__location {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin: 0;
}

.footer__contact {
  margin-top: var(--space-4);
}

.footer__link {
  color: var(--color-primary);
  font-size: var(--text-sm);
  transition: color var(--transition-base);
}

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

.footer__separator {
  color: var(--color-text-muted);
  margin-inline: var(--space-2);
}

.footer__copyright {
  color: hsl(220 10% 55% / 0.7);
  font-size: var(--text-xs);
  margin-top: var(--space-6);
  margin-bottom: 0;
}

/* ─── WhatsApp Float Button ─── */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #25D366, #128C7E);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 
    0 4px 20px rgba(37, 211, 102, 0.4),
    0 0 0 4px rgba(37, 211, 102, 0.1);
  z-index: var(--z-fixed);
  transition: all var(--transition-base);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.9);
}

.whatsapp-float--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.whatsapp-float:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 
    0 8px 30px rgba(37, 211, 102, 0.5),
    0 0 0 6px rgba(37, 211, 102, 0.15);
}

.whatsapp-float__icon {
  width: 32px;
  height: 32px;
  color: white;
}

/* Tooltip do WhatsApp */
.whatsapp-float__tooltip {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-bg-lighter);
  color: var(--color-text);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  border: 1px solid var(--color-border-alpha-50);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.whatsapp-float__tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px 0 6px 6px;
  border-style: solid;
  border-color: transparent transparent transparent var(--color-bg-lighter);
}

.whatsapp-float:hover .whatsapp-float__tooltip {
  opacity: 1;
  visibility: visible;
  right: 75px;
}

/* Pulse animation para o botão */
@keyframes whatsapp-pulse {
  0% {
    box-shadow: 
      0 4px 20px rgba(37, 211, 102, 0.4),
      0 0 0 0 rgba(37, 211, 102, 0.4);
  }
  70% {
    box-shadow: 
      0 4px 20px rgba(37, 211, 102, 0.4),
      0 0 0 15px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 
      0 4px 20px rgba(37, 211, 102, 0.4),
      0 0 0 0 rgba(37, 211, 102, 0);
  }
}

.whatsapp-float--visible {
  animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
  animation: none;
}

/* Mobile: ajuste de posição */
@media (max-width: 640px) {
  .whatsapp-float {
    width: 54px;
    height: 54px;
    bottom: var(--space-4);
    right: var(--space-4);
  }
  
  .whatsapp-float__icon {
    width: 28px;
    height: 28px;
  }
  
  .whatsapp-float__tooltip {
    display: none;
  }
}

/* ───────────────────────────────────────────────────────────────
   7. ANIMATIONS - Animações e Transições
   ─────────────────────────────────────────────────────────────── */

/* Animação de entrada suave */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Classe para animação com Intersection Observer */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate-in {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays para cards */
.animate-on-scroll:nth-child(1) { transition-delay: 0ms; }
.animate-on-scroll:nth-child(2) { transition-delay: 100ms; }
.animate-on-scroll:nth-child(3) { transition-delay: 200ms; }
.animate-on-scroll:nth-child(4) { transition-delay: 300ms; }
.animate-on-scroll:nth-child(5) { transition-delay: 400ms; }
.animate-on-scroll:nth-child(6) { transition-delay: 500ms; }

/* ───────────────────────────────────────────────────────────────
   8. RESPONSIVE - Media Queries
   ─────────────────────────────────────────────────────────────── */

/* Tablet (até 1024px) */
@media (max-width: 1024px) {
  .about {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .about__content {
    max-width: 100%;
    text-align: center;
  }
  
  .about .glow-line--short {
    margin-inline: auto;
  }
  
  .services {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  
  .contact__info {
    max-width: 100%;
    text-align: center;
  }
  
  .contact__item {
    justify-content: center;
  }
  
  .contact__hours {
    display: inline-block;
    text-align: left;
  }
}

/* Mobile Large (até 768px) */
@media (max-width: 768px) {
  :root {
    --space-24: 4rem;
    --space-20: 3.5rem;
    --space-16: 3rem;
  }
  
  .hero__actions {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
  }
  
  .highlights {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile Small (até 640px) */
@media (max-width: 640px) {
  .services {
    grid-template-columns: 1fr;
  }
  
  .highlights {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .highlight-card {
    padding: var(--space-4);
  }
  
  .highlight-card__icon {
    width: 3rem;
    height: 3rem;
  }
  
  .contact__form {
    padding: var(--space-6);
  }
  
  .footer__contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .footer__separator {
    display: none;
  }
}

/* Mobile Extra Small (até 380px) */
@media (max-width: 380px) {
  .highlights {
    grid-template-columns: 1fr;
  }
}

/* ───────────────────────────────────────────────────────────────
   9. PRINT - Estilos para Impressão
   ─────────────────────────────────────────────────────────────── */
@media print {
  .nav,
  .scroll-indicator,
  .hero__grid,
  .grid-bg,
  .whatsapp-float {
    display: none !important;
  }
  
  .hero {
    min-height: auto;
    padding: 2rem 0;
  }
  
  .hero__background {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .glass-card {
    background: white;
    border: 1px solid #ccc;
    box-shadow: none;
  }
  
  a {
    text-decoration: underline;
    color: #000;
  }
  
  .section {
    padding: 1rem 0;
    page-break-inside: avoid;
  }


}