/* ============================================
   Valle Dutra Diesel - Stylesheet
   Industrial / Heavy Vehicle Components
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Brand Colors */
  --color-primary: #0B2633;
  --color-primary-light: #123B4A;
  --color-accent: #E8751A;
  --color-accent-hover: #D06815;
  --color-warning: #F2B705;
  --color-dark: #25282A;
  --color-gray: #687178;
  --color-gray-light: #A0A7AD;
  --color-gray-bg: #F4F5F6;
  --color-white: #FFFFFF;
  --color-border: #E0E3E5;

  /* Typography */
  --font-heading: 'Barlow Condensed', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(11,38,51,0.08);
  --shadow-md: 0 4px 12px rgba(11,38,51,0.1);
  --shadow-lg: 0 8px 30px rgba(11,38,51,0.12);
  --shadow-xl: 0 16px 50px rgba(11,38,51,0.15);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-dark);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--color-accent-hover);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.6rem); }
h4 { font-size: 1.1rem; }

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

.lead {
  font-size: 1.15rem;
  color: var(--color-gray);
  line-height: 1.8;
}

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-4xl) 0;
}

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

.section--dark {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.section--dark h2,
.section--dark h3 {
  color: var(--color-white);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header h2 {
  margin-bottom: var(--space-md);
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--color-accent);
  margin: var(--space-sm) auto 0;
  border-radius: 2px;
}

.section-header p {
  max-width: 650px;
  margin: 0 auto;
  color: var(--color-gray);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.85rem 2rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
}

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

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

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

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

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

.btn--outline-dark:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--whatsapp {
  background: #25D366;
  color: var(--color-white);
  border-color: #25D366;
}

.btn--whatsapp:hover {
  background: #1EBE59;
  border-color: #1EBE59;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn svg, .btn img {
  width: 20px;
  height: 20px;
}

/* --- Top Bar --- */
.topbar {
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.85rem;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.topbar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.topbar__info {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
  flex-wrap: wrap;
}

.topbar__info a {
  color: var(--color-gray-light);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.topbar__info a:hover {
  color: var(--color-white);
}

.topbar__social {
  display: flex;
  gap: var(--space-sm);
}

.topbar__social a {
  color: var(--color-gray-light);
  padding: var(--space-xs);
}

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

/* --- Header / Navigation --- */
.header {
  background: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

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

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.header__logo img {
  height: 110px;
  width: auto;
}

@media (min-width: 769px) {
  :root { --header-height: 130px; }
}

@media (max-width: 768px) {
  .header__logo img { height: 55px; }
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.header__nav a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  position: relative;
  padding: var(--space-xs) 0;
}

.header__nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--color-accent);
  transition: width var(--transition-base);
  border-radius: 2px;
}

.header__nav a:hover::after,
.header__nav a.active::after {
  width: 100%;
}

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

.header__nav a.active {
  color: var(--color-accent);
}

.header__cta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1001;
}

.menu-toggle__bar {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--color-primary);
  margin: 5px 0;
  border-radius: 2px;
  transition: all var(--transition-base);
}

.menu-toggle.active .menu-toggle__bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.menu-toggle.active .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active .menu-toggle__bar:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-primary);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(135deg, rgba(11,38,51,0.92) 0%, rgba(18,59,74,0.75) 50%, rgba(11,38,51,0.88) 100%);
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: 700px;
  padding: var(--space-4xl) 0;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(232,117,26,0.15);
  border: 1px solid rgba(232,117,26,0.3);
  color: var(--color-accent);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
}

.hero__title {
  color: var(--color-white);
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero__title span {
  color: var(--color-accent);
}

.hero__subtitle {
  color: var(--color-gray-light);
  font-size: 1.15rem;
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
  max-width: 550px;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  gap: var(--space-3xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.hero__stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
}

.hero__stat-label {
  font-size: 0.85rem;
  color: var(--color-gray-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Diagonal accent line */
.hero__accent {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  z-index: 3;
  background: var(--color-white);
  clip-path: polygon(0 60%, 100% 0, 100% 100%, 0 100%);
}

/* --- Product Cards --- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.product-card__image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--color-gray-bg);
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card__image img {
  transform: scale(1.05);
}

.product-card__tag {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  background: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
}

.product-card__body {
  padding: var(--space-lg);
}

.product-card__title {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.product-card__desc {
  font-size: 0.9rem;
  color: var(--color-gray);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.product-card__link {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.product-card__link:hover {
  gap: var(--space-sm);
}

/* --- Product Detail (Products Page) --- */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid var(--color-border);
}

.product-detail:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.product-detail--reverse {
  direction: rtl;
}

.product-detail--reverse > * {
  direction: ltr;
}

.product-detail__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-gray-bg);
  border: 1px solid var(--color-border);
}

.product-detail__image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.product-detail__content h3 {
  margin-bottom: var(--space-md);
}

.product-detail__desc {
  color: var(--color-gray);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.product-detail__features {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-xl);
}

.product-detail__features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) 0;
  font-size: 0.95rem;
  color: var(--color-dark);
}

.product-detail__features li svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .product-detail {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .product-detail--reverse {
    direction: ltr;
  }
}

/* --- Feature / Differential Cards --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-xl);
}

.feature-card {
  background: var(--color-white);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--color-accent);
  transition: height var(--transition-base);
}

.feature-card:hover::before {
  height: 100%;
}

.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(232,117,26,0.1);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  color: var(--color-accent);
}

.feature-card__icon svg {
  width: 28px;
  height: 28px;
}

.feature-card__title {
  font-size: 1.05rem;
  margin-bottom: var(--space-sm);
}

.feature-card__text {
  font-size: 0.9rem;
  color: var(--color-gray);
  line-height: 1.7;
}

/* --- Process / Steps --- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
  counter-reset: step;
}

.process-step {
  position: relative;
  padding: var(--space-2xl);
  padding-top: var(--space-3xl);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  counter-increment: step;
}

.process-step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: var(--space-lg);
  left: var(--space-2xl);
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-accent);
  opacity: 0.3;
}

.process-step__title {
  font-size: 1rem;
  margin-bottom: var(--space-sm);
}

.process-step__text {
  font-size: 0.9rem;
  color: var(--color-gray);
  line-height: 1.7;
}

/* --- FAQ Accordion --- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  overflow: hidden;
  transition: border-color var(--transition-base);
}

.faq-item.active {
  border-color: var(--color-accent);
}

.faq-item__question {
  width: 100%;
  background: var(--color-white);
  border: none;
  padding: var(--space-lg) var(--space-xl);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-primary);
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  transition: background var(--transition-fast);
}

.faq-item__question:hover {
  background: var(--color-gray-bg);
}

.faq-item__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  transition: transform var(--transition-base);
}

.faq-item.active .faq-item__icon {
  transform: rotate(180deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-item.active .faq-item__answer {
  max-height: 500px;
}

.faq-item__answer-inner {
  padding: 0 var(--space-xl) var(--space-lg);
  font-size: 0.95rem;
  color: var(--color-gray);
  line-height: 1.8;
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: rgba(232,117,26,0.08);
  border-radius: 50%;
}

.cta-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xl);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.cta-banner__text h2 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.cta-banner__text p {
  color: var(--color-gray-light);
  margin: 0;
}

.cta-banner__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* --- Breadcrumb --- */
.breadcrumb {
  background: var(--color-gray-bg);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  flex-wrap: wrap;
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.breadcrumb__item a {
  color: var(--color-gray);
}

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

.breadcrumb__separator {
  color: var(--color-gray-light);
}

.breadcrumb__current {
  color: var(--color-primary);
  font-weight: 600;
}

/* --- Page Hero (Inner Pages) --- */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: var(--color-white);
  clip-path: polygon(0 60%, 100% 0, 100% 100%, 0 100%);
}

.page-hero__title {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.page-hero__subtitle {
  color: var(--color-gray-light);
  font-size: 1.1rem;
  margin: 0;
}

/* --- About Section --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.about-image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.about-image__badge {
  position: absolute;
  bottom: var(--space-lg);
  right: var(--space-lg);
  background: var(--color-accent);
  color: var(--color-white);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
}

.about-content h2 {
  margin-bottom: var(--space-lg);
}

.about-content p {
  color: var(--color-gray);
  margin-bottom: var(--space-md);
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
}

.contact-info__item {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  align-items: flex-start;
}

.contact-info__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(232,117,26,0.1);
  border-radius: var(--radius-md);
  flex-shrink: 0;
  color: var(--color-accent);
}

.contact-info__icon svg {
  width: 22px;
  height: 22px;
}

.contact-info__label {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray);
  margin-bottom: var(--space-xs);
}

.contact-info__value {
  font-size: 1rem;
  color: var(--color-primary);
  font-weight: 600;
}

.contact-info__value a {
  color: var(--color-primary);
}

.contact-info__value a:hover {
  color: var(--color-accent);
}

.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  aspect-ratio: 4/3;
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* --- Footer --- */
.footer {
  background: var(--color-dark);
  color: var(--color-gray-light);
  padding: var(--space-3xl) 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__brand img {
  height: 90px;
  width: auto;
  max-width: 100%;
  margin-bottom: var(--space-md);
}

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-gray-light);
}

.footer__title {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.footer__links a {
  display: block;
  color: var(--color-gray-light);
  font-size: 0.9rem;
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

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

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  font-size: 0.9rem;
}

.footer__contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-accent);
}

.footer__bottom {
  padding: var(--space-lg) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.8rem;
}

.footer__bottom a {
  color: var(--color-gray-light);
}

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

/* --- WhatsApp Float --- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: all var(--transition-base);
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37,211,102,0.5);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: white;
}

@keyframes pulse-whatsapp {
  0%, 100% { box-shadow: 0 4px 16px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 4px 24px rgba(37,211,102,0.6); }
}

/* --- Cookie Banner --- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-lg);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.cookie-banner__text {
  font-size: 0.9rem;
  line-height: 1.6;
  flex: 1;
}

.cookie-banner__text a {
  color: var(--color-accent);
  text-decoration: underline;
}

.cookie-banner__actions {
  display: flex;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.cookie-banner .btn {
  padding: 0.6rem 1.5rem;
  font-size: 0.8rem;
}

/* --- 404 Page --- */
.error-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-3xl);
}

.error-page__code {
  font-family: var(--font-heading);
  font-size: clamp(6rem, 15vw, 12rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  opacity: 0.1;
}

.error-page__title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  margin: var(--space-md) 0;
}

.error-page__text {
  color: var(--color-gray);
  margin-bottom: var(--space-2xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Legal Pages --- */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  font-size: 1.3rem;
}

.legal-content h3 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
  font-size: 1.1rem;
}

.legal-content p,
.legal-content li {
  color: var(--color-gray);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.legal-content ul {
  list-style: disc;
  padding-left: var(--space-xl);
  margin-bottom: var(--space-md);
}

.legal-content .updated {
  font-size: 0.85rem;
  color: var(--color-gray-light);
  font-style: italic;
  margin-bottom: var(--space-2xl);
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger delays for grid items */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

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

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

  .hero__stats {
    gap: var(--space-xl);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 65px;
  }

  .topbar {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--header-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-base);
    z-index: 1000;
    overflow-y: auto;
  }

  .header__nav.open {
    right: 0;
  }

  .header__nav a {
    font-size: 1.1rem;
    padding: var(--space-sm) 0;
    width: 100%;
    border-bottom: 1px solid var(--color-border);
  }

  .header__cta {
    display: none;
  }

  .hero {
    min-height: 70vh;
  }

  .hero__content {
    padding: var(--space-2xl) 0;
  }

  .hero__stats {
    flex-direction: column;
    gap: var(--space-md);
  }

  .hero__accent {
    height: 40px;
  }

  .cta-banner__inner {
    flex-direction: column;
    text-align: center;
  }

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

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .features-grid,
  .process-steps {
    grid-template-columns: 1fr;
  }

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

  .section {
    padding: var(--space-3xl) 0;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .cookie-banner__inner {
    flex-direction: column;
    text-align: center;
  }
}

/* --- Print --- */
@media print {
  .header, .footer, .whatsapp-float, .cookie-banner, .topbar {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
  }

  .section {
    padding: 1rem 0;
  }
}

/* Links de contato no rodapé */
.footer__contact-item a { color: inherit; }
.footer__contact-item a:hover { color: var(--color-accent); }