@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
  /* Ultraforte Concreto Light Industrial Theme Color Tokens */
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-alt: #f1f5f9;
  --bg-input: #ffffff;
  
  --color-primary: #ff7a00;
  --color-primary-hover: #e06600;
  --color-primary-light: rgba(255, 122, 0, 0.08);
  --color-primary-glow: rgba(255, 122, 0, 0.15);
  
  --color-dark: #0f172a;
  --color-dark-muted: #334155;
  --color-border: #e2e8f0;
  --color-border-hover: rgba(255, 122, 0, 0.3);
  
  /* Text Colors */
  --text-main: #334155;
  --text-title: #0f172a;
  --text-muted: #64748b;
  --text-light: #ffffff;
  
  /* Typography */
  --font-sans: 'Inter', sans-serif;
  --font-title: 'Outfit', sans-serif;
  
  /* Border Radius */
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  --border-radius-full: 9999px;
  
  /* Shadows & Glows */
  --shadow-sm: 0 4px 6px -1px rgba(15, 23, 42, 0.04), 0 2px 4px -1px rgba(15, 23, 42, 0.02);
  --shadow-md: 0 10px 15px -3px rgba(15, 23, 42, 0.06), 0 4px 6px -2px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 10px 10px -5px rgba(15, 23, 42, 0.04);
  --shadow-premium: 0 35px 60px -15px rgba(15, 23, 42, 0.08), 0 12px 30px -5px rgba(255, 122, 0, 0.06);
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Header Height */
  --header-height: 80px;

  /* Gauge filler custom height variable manipulated by JS */
  --gauge-fill: 0%;
}

/* Global Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

ul {
  list-style: none;
}

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

/* Layout Containers */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 120px 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 80px 0;
  }
}

/* Typography styles */
.title-lg {
  font-family: var(--font-title);
  font-size: 3.8rem;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-title);
}

.title-md {
  font-family: var(--font-title);
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-title);
}

.title-sm {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-title);
}

.text-orange {
  color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-primary) 0%, #ff5100 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px auto;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  border: 1px solid rgba(255, 122, 0, 0.15);
  padding: 6px 16px;
  border-radius: var(--border-radius-full);
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-top: 12px;
}

/* Interactive Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: var(--transition-normal);
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, #ff5100 100%);
  color: var(--text-light);
  box-shadow: 0 4px 12px rgba(255, 122, 0, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-hover) 0%, #e04600 100%);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(255, 122, 0, 0.35);
}

.btn-primary:active {
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--bg-card);
  border: 2px solid var(--color-border);
  color: var(--color-dark-muted);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

/* Glassmorphic Header / Navigation bar */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
  background-color: rgba(248, 250, 252, 0.8);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.9);
  height: 72px;
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo-svg {
  width: 48px;
  height: 48px;
  filter: drop-shadow(0 4px 6px rgba(255, 122, 0, 0.15));
  transition: var(--transition-normal);
}

.logo-link:hover .logo-svg {
  transform: translateY(-2px) scale(1.05);
  filter: drop-shadow(0 6px 12px rgba(255, 122, 0, 0.25));
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), #ff5100);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-title);
}

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

.nav-link.active {
  color: var(--color-primary);
}

.header-contact .btn {
  padding: 10px 20px;
  font-size: 0.85rem;
}

/* Mobile Toggle menu button */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-title);
}

.nav-toggle-icon {
  width: 26px;
  height: 26px;
}

@media (max-width: 991px) {
  .nav-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 60px 24px;
    gap: 40px;
    transform: translateX(100%);
    transition: var(--transition-slow);
    z-index: 999;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--color-border);
  }
  
  .nav-menu.open {
    transform: translateX(0);
  }
  
  .nav-link {
    font-size: 1.4rem;
  }
  
  .header-contact {
    width: 100%;
    text-align: center;
  }
  
  .header-contact .btn {
    width: 100%;
    padding: 14px 28px;
    font-size: 1rem;
  }
}

/* Centered Hero Section */
.hero {
  min-height: 95vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 80px;
  background-image: 
    linear-gradient(to bottom, rgba(248, 250, 252, 0.94), rgba(248, 250, 252, 0.88)),
    url('../images/concrete_trucks.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  text-align: center;
}

.hero-container-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 860px;
  position: relative;
  z-index: 2;
}

.hero-title {
  margin-bottom: 24px;
}

.hero-desc {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 680px;
}

/* Fast-track Hero Estimator Input Bar */
.hero-estimator-bar {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  padding: 10px 10px 10px 24px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 520px;
  gap: 16px;
  margin-bottom: 48px;
  transition: var(--transition-normal);
}

.hero-estimator-bar:focus-within {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-premium), 0 0 20px rgba(255, 122, 0, 0.05);
}

.estimator-input-group {
  display: flex;
  align-items: center;
  flex: 1;
  gap: 12px;
}

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

.estimator-input-group span {
  font-weight: 700;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hero-estimator-input {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-title);
}

.hero-estimator-input::placeholder {
  font-weight: 500;
  color: #94a3b8;
}

.hero-estimator-bar .btn {
  padding: 12px 24px;
  font-size: 0.9rem;
  border-radius: var(--border-radius-sm);
  white-space: nowrap;
}

@media (max-width: 576px) {
  .hero-estimator-bar {
    flex-direction: column;
    padding: 24px;
    align-items: stretch;
    border-radius: var(--border-radius-md);
  }
  .hero-estimator-bar .btn {
    width: 100%;
  }
}

/* Decorative background structural grid for Hero */
.hero-bg-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(15, 23, 42, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.02) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 80%);
  z-index: 1;
  pointer-events: none;
}

/* Staggered Masonry Cards (Diferenciais) */
.features-masonry {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  padding-top: 40px;
}

@media (max-width: 991px) {
  .features-masonry {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-top: 0;
  }
}

.feature-masonry-card {
  background-color: var(--bg-card);
  border: 1px solid var(--color-border);
  padding: 48px 40px;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
}

.feature-masonry-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), #ff5100);
  transition: var(--transition-normal);
  border-radius: 0 0 0 var(--border-radius-lg);
}

.feature-masonry-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-premium);
  border-color: var(--color-border-hover);
}

.feature-masonry-card:hover::after {
  width: 100%;
}

/* Asymmetrical offsets on Desktop view */
@media (min-width: 992px) {
  .feature-masonry-card:nth-child(1) {
    transform: translateY(0);
  }
  .feature-masonry-card:nth-child(2) {
    transform: translateY(32px);
  }
  .feature-masonry-card:nth-child(3) {
    transform: translateY(-16px);
  }
  
  .feature-masonry-card:nth-child(1):hover {
    transform: translateY(-8px);
  }
  .feature-masonry-card:nth-child(2):hover {
    transform: translateY(24px);
  }
  .feature-masonry-card:nth-child(3):hover {
    transform: translateY(-24px);
  }
}

.feature-masonry-icon {
  width: 64px;
  height: 64px;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  border: 1px solid rgba(255, 122, 0, 0.1);
  transition: var(--transition-normal);
}

.feature-masonry-card:hover .feature-masonry-icon {
  background: linear-gradient(135deg, var(--color-primary), #ff5100);
  color: var(--text-light);
  transform: scale(1.05) rotate(4deg);
}

.feature-masonry-icon svg {
  width: 30px;
  height: 30px;
}

.feature-masonry-card .title-sm {
  margin-bottom: 16px;
}

.feature-masonry-card p {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

/* About Section (A Empresa) - Parallax Grid layout */
.about-split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

@media (max-width: 991px) {
  .about-split-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

.about-banner-visual {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  height: 480px;
}

.about-banner-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(105%) brightness(95%);
  transition: var(--transition-slow);
}

.about-banner-visual:hover img {
  transform: scale(1.04);
}

/* Overlay dark glassmorphism card on the image */
.about-visual-overlay-card {
  position: absolute;
  bottom: 30px;
  left: 30px;
  right: 30px;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 32px;
  border-radius: var(--border-radius-md);
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-shadow: var(--shadow-lg);
}

@media (max-width: 576px) {
  .about-visual-overlay-card {
    flex-direction: column;
    text-align: center;
    bottom: 20px;
    left: 20px;
    right: 20px;
  }
}

.about-visual-overlay-card h5 {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.3;
}

.about-visual-overlay-card p {
  font-size: 0.85rem;
  color: #94a3b8;
  margin-top: 4px;
}

.about-visual-overlay-badge {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 1.8rem;
  color: var(--color-primary);
  white-space: nowrap;
}

/* Calculator Section (Slider based) */
.calculator-slider-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-premium);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  overflow: hidden;
}

@media (max-width: 991px) {
  .calculator-slider-wrapper {
    grid-template-columns: 1fr;
  }
}

.calc-sliders-side {
  padding: 60px;
}

@media (max-width: 768px) {
  .calc-sliders-side {
    padding: 36px 24px;
  }
}

.calc-sliders-container {
  display: flex;
  flex-direction: column;
  gap: 36px;
  margin-top: 40px;
}

.slider-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.slider-header-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.slider-title {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-title);
  letter-spacing: 0.02em;
}

.slider-value-badge {
  background-color: var(--bg-alt);
  color: var(--text-title);
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 0.95rem;
  padding: 4px 12px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border);
}

/* Premium Custom styled HTML5 Range Sliders */
.range-slider-input {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: var(--border-radius-full);
  background: #e2e8f0;
  outline: none;
  transition: background 0.3s ease;
}

/* Webkit browser thumb */
.range-slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: 3px solid #ffffff;
  box-shadow: 0 2px 8px rgba(255, 122, 0, 0.4), 0 0 10px rgba(255, 122, 0, 0.2);
  transition: transform 0.15s ease, background-color 0.15s ease;
}

.range-slider-input::-webkit-slider-thumb:hover {
  transform: scale(1.25);
  background: var(--color-primary-hover);
}

/* Firefox browser thumb */
.range-slider-input::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: 3px solid #ffffff;
  box-shadow: 0 2px 8px rgba(255, 122, 0, 0.4);
  transition: transform 0.15s ease;
}

.range-slider-input::-moz-range-thumb:hover {
  transform: scale(1.25);
}

/* Concrete Pillar Level Gauge (Results view) */
.calc-gauge-side {
  background-color: var(--bg-alt);
  border-left: 1px solid var(--color-border);
  padding: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  position: relative;
  text-align: center;
}

@media (max-width: 991px) {
  .calc-gauge-side {
    border-left: none;
    border-top: 1px solid var(--color-border);
    padding: 50px 32px;
  }
}

/* Stylized Concrete Column Gauge */
.concrete-pilar-gauge-box {
  width: 130px;
  height: 220px;
  border: 4px solid var(--color-dark-muted);
  border-radius: var(--border-radius-sm);
  background-color: rgba(226, 232, 240, 0.4);
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 2px 10px rgba(0,0,0,0.05), var(--shadow-sm);
  margin: 32px 0;
}

/* Iron reinforcement rebar grid overlay inside pilar */
.concrete-pilar-gauge-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(15, 23, 42, 0.12) 2px, transparent 2px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.12) 2px, transparent 2px);
  background-size: 20px 20px;
  z-index: 2;
  pointer-events: none;
}

/* Inner liquid filling concrete level visualizer */
.pilar-fill-level {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: var(--gauge-fill);
  background: linear-gradient(to top, #64748b 0%, #94a3b8 100%);
  border-top: 3px solid var(--color-primary);
  box-shadow: 0 0 10px rgba(255, 122, 0, 0.4);
  transition: height 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}

/* Tiny bubble indicator on concrete level height */
.pilar-fill-level::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0% { transform: translateX(-50%) scale(1); opacity: 1; }
  50% { transform: translateX(-50%) scale(1.3); opacity: 0.7; }
  100% { transform: translateX(-50%) scale(1); opacity: 1; }
}

.gauge-results-header .results-label {
  font-family: var(--font-title);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--color-primary);
}

.gauge-volume-display {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 4rem;
  line-height: 1.1;
  color: var(--text-title);
  margin: 12px 0;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}

.gauge-volume-display span:last-child {
  font-size: 1.6rem;
  color: var(--text-muted);
}

.gauge-volume-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 240px;
  margin: 0 auto;
}

.gauge-results-action {
  width: 100%;
}

.gauge-results-action .btn {
  width: 100%;
}

/* Technology Grid Layout */
.tech-split-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

@media (max-width: 768px) {
  .tech-split-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.tech-clean-card {
  background-color: var(--bg-card);
  border: 1px solid var(--color-border);
  padding: 40px;
  border-radius: var(--border-radius-lg);
  display: flex;
  gap: 24px;
  transition: var(--transition-normal);
}

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

.tech-clean-icon {
  width: 40px;
  height: 40px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.tech-clean-content h4 {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 12px;
}

.tech-clean-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Premium Clean Footer */
.footer-clean {
  background-color: var(--color-dark);
  color: #94a3b8;
  padding: 80px 0 30px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-clean-top {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

@media (max-width: 991px) {
  .footer-clean-top {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.footer-clean-brand p {
  color: #94a3b8;
  margin-top: 24px;
  font-size: 0.95rem;
  max-width: 320px;
}

.footer-clean-logo-svg {
  width: 52px;
  height: 52px;
  filter: drop-shadow(0 0 10px rgba(255, 122, 0, 0.25));
}

.footer-clean-links h4, .footer-clean-contact h4 {
  font-family: var(--font-title);
  color: var(--text-light);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.footer-clean-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-clean-list a {
  color: #94a3b8;
  font-size: 0.95rem;
}

.footer-clean-list a:hover {
  color: var(--color-primary);
  padding-left: 6px;
}

.footer-clean-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer-clean-detail-item {
  display: flex;
  gap: 12px;
}

.footer-clean-detail-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-clean-detail-item span {
  color: #94a3b8;
  font-size: 0.9rem;
  line-height: 1.5;
}

.footer-clean-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-clean-bottom p {
  color: #64748b;
  font-size: 0.85rem;
}

.footer-clean-bottom a {
  color: #64748b;
}

.footer-clean-bottom a:hover {
  color: var(--color-primary);
}

/* Floating WhatsApp Widget button */
.floating-whatsapp-widget {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 58px;
  height: 58px;
  background-color: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.25);
  z-index: 999;
  transition: var(--transition-normal);
  animation: pulse-ring 2.2s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(1); box-shadow: 0 4px 15px rgba(37, 211, 102, 0.25); }
  50% { transform: scale(1.05); box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45), 0 0 20px rgba(37, 211, 102, 0.2); }
  100% { transform: scale(1); box-shadow: 0 4px 15px rgba(37, 211, 102, 0.25); }
}

.floating-whatsapp-widget:hover {
  transform: translateY(-4px) scale(1.08);
  background-color: #20ba5a;
}

.floating-whatsapp-widget svg {
  width: 30px;
  height: 30px;
  fill: white;
  pointer-events: none;
}

/* Base Intersection observer scroll effects */
[data-scroll] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-scroll].scroll-active {
  opacity: 1;
  transform: translateY(0);
}


/* GTM: filhos (span, svg, icon) não interceptam clique — evento registra no <a> */
a.whatsapp-link > *,
a.contato > *,
a.botao-acionador > *,
a.whatsapp-popup-trigger > *,
a[name="whatsapp-popup"] > *,
a.whatsapp-btn > *,
a.wa-popup-btn > *,
a.calc-whatsapp-btn > * {
  pointer-events: none;
}