/* ============================================================
   FORTE AÇO — SERRALHERIA | CSS Principal
   Paleta: #1F2937 (primário) | #F59E0B (secundário) | #E5E7EB (accent)
   ============================================================ */

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

:root {
  --primary:   #1F2937;
  --primary-dark: #111827;
  --secondary: #F59E0B;
  --secondary-dark: #D97706;
  --accent:    #E5E7EB;
  --text-light: #F9FAFB;
  --text-muted: #9CA3AF;
  --text-dark:  #1F2937;
  --white:     #FFFFFF;
  --section-bg: #F3F4F6;
  --border:    #374151;
  --radius:    6px;
  --shadow:    0 4px 24px rgba(0,0,0,0.18);
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  background: var(--white);
  color: var(--text-dark);
  line-height: 1.65;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

/* ---------- Utilities ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
  line-height: 1.2;
}

.section-title span {
  color: var(--secondary);
}

.section-subtitle {
  font-size: 1rem;
  color: #6B7280;
  max-width: 600px;
  margin: 0 auto 48px;
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  letter-spacing: 0.3px;
}

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

.btn-primary:hover {
  background: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245,158,11,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

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

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

.btn-whatsapp:hover {
  background: #1ebe5d;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37,211,102,0.4);
}

/* ---------- Header / Nav ---------- */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--primary-dark);
  border-bottom: 2px solid var(--secondary);
  transition: box-shadow var(--transition);
}

#header.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo img {
  height: 44px;
  width: auto;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo-text .brand {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: 1px;
}

.nav-logo-text .sub {
  font-size: 0.65rem;
  color: var(--secondary);
  letter-spacing: 3px;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-menu a {
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--radius);
  transition: all var(--transition);
  letter-spacing: 0.3px;
}

.nav-menu a:hover {
  color: var(--secondary);
  background: rgba(245,158,11,0.08);
}

.nav-cta {
  background: var(--secondary) !important;
  color: var(--primary-dark) !important;
  padding: 10px 20px !important;
  border-radius: var(--radius) !important;
}

.nav-cta:hover {
  background: var(--secondary-dark) !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius);
  transition: background var(--transition);
}

.nav-toggle:hover {
  background: rgba(255,255,255,0.1);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero ---------- */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--primary-dark);
  overflow: hidden;
  padding-top: 72px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/soldagem.jpg');
  background-size: cover;
  background-position: center top;
  opacity: 0.22;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(17,24,39,0.95) 0%, rgba(31,41,55,0.7) 60%, rgba(17,24,39,0.85) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,158,11,0.15);
  border: 1px solid rgba(245,158,11,0.4);
  color: var(--secondary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero-title span {
  color: var(--secondary);
}

.hero-desc {
  font-size: 1.1rem;
  color: #D1D5DB;
  margin-bottom: 36px;
  max-width: 540px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
}

.hero-stat {
  text-align: left;
}

.hero-stat .number {
  font-size: 2rem;
  font-weight: 900;
  color: var(--secondary);
  line-height: 1;
}

.hero-stat .label {
  font-size: 0.8rem;
  color: #9CA3AF;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---------- Services ---------- */
#servicos {
  padding: 96px 0;
  background: var(--section-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.service-card {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(0,0,0,0.07);
  transition: transform var(--transition), box-shadow var(--transition);
  border-bottom: 3px solid transparent;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-bottom-color: var(--secondary);
}

.service-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.service-body {
  padding: 24px;
}

.service-icon {
  width: 44px;
  height: 44px;
  background: rgba(245,158,11,0.12);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  font-size: 1.3rem;
}

.service-body h3 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
}

.service-body p {
  font-size: 0.9rem;
  color: #6B7280;
  line-height: 1.6;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--secondary);
  transition: gap var(--transition);
}

.service-link:hover {
  gap: 10px;
}

/* ---------- About ---------- */
#sobre {
  padding: 96px 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-images {
  position: relative;
}

.about-img-main {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.about-img-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--secondary);
  color: var(--primary-dark);
  border-radius: 10px;
  padding: 20px 24px;
  text-align: center;
  box-shadow: 0 8px 24px rgba(245,158,11,0.35);
}

.about-img-badge .years {
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1;
}

.about-img-badge .years-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-text .section-title {
  text-align: left;
  margin-bottom: 16px;
}

.about-text p {
  color: #4B5563;
  margin-bottom: 16px;
  line-height: 1.75;
}

.about-list {
  margin: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: #374151;
}

.about-list li .check {
  width: 22px;
  height: 22px;
  background: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
  font-size: 0.7rem;
  color: var(--primary-dark);
  font-weight: 900;
}

/* ---------- Diferenciais ---------- */
#diferenciais {
  padding: 96px 0;
  background: var(--primary);
}

#diferenciais .section-title {
  color: var(--white);
}

#diferenciais .section-subtitle {
  color: #9CA3AF;
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
}

.diff-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
}

.diff-card:hover {
  background: rgba(245,158,11,0.1);
  border-color: rgba(245,158,11,0.3);
  transform: translateY(-4px);
}

.diff-icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.diff-card h3 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 10px;
}

.diff-card p {
  font-size: 0.875rem;
  color: #9CA3AF;
  line-height: 1.6;
}

/* ---------- Galeria / Projetos ---------- */
#projetos {
  padding: 96px 0;
  background: var(--section-bg);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 16px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  cursor: pointer;
}

.gallery-item:first-child {
  grid-column: span 2;
  grid-row: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  min-height: 200px;
}

.gallery-item:first-child img {
  min-height: 420px;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17,24,39,0.8) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay span {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 700;
}

/* ---------- Depoimentos ---------- */
#depoimentos {
  padding: 96px 0;
  background: var(--white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.testimonial-card {
  background: var(--section-bg);
  border-radius: 10px;
  padding: 32px;
  position: relative;
  border-left: 4px solid var(--secondary);
  transition: box-shadow var(--transition);
}

.testimonial-card:hover {
  box-shadow: var(--shadow);
}

.testimonial-stars {
  color: var(--secondary);
  font-size: 1rem;
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.testimonial-card blockquote {
  font-size: 0.95rem;
  color: #4B5563;
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 20px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  background: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1rem;
  color: var(--primary-dark);
  flex-shrink: 0;
}

.testimonial-info .name {
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--primary);
}

.testimonial-info .role {
  font-size: 0.8rem;
  color: #9CA3AF;
}

/* ---------- Área de Atendimento ---------- */
#atendimento {
  padding: 96px 0;
  background: var(--primary-dark);
}

#atendimento .section-title {
  color: var(--white);
}

#atendimento .section-subtitle {
  color: #9CA3AF;
}

.atendimento-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.atendimento-map {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  overflow: hidden;
  height: 360px;
}

.atendimento-map iframe {
  width: 100%;
  height: 100%;
  border: none;
  filter: grayscale(30%) invert(90%) hue-rotate(180deg);
}

.atendimento-info h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 24px;
}

.atendimento-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.atendimento-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.atendimento-item .icon {
  width: 40px;
  height: 40px;
  background: rgba(245,158,11,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.atendimento-item .info .label {
  font-size: 0.75rem;
  color: #9CA3AF;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 2px;
}

.atendimento-item .info .value {
  font-size: 0.95rem;
  color: var(--white);
  font-weight: 600;
}

/* ---------- Contato / CTA ---------- */
#contato {
  padding: 96px 0;
  background: var(--section-bg);
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contato-info h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 16px;
  line-height: 1.2;
}

.contato-info h2 span {
  color: var(--secondary);
}

.contato-info p {
  color: #6B7280;
  margin-bottom: 32px;
  line-height: 1.7;
}

.contato-channels {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contato-channel {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: var(--white);
  border-radius: 8px;
  border: 1px solid #E5E7EB;
  transition: all var(--transition);
}

.contato-channel:hover {
  border-color: var(--secondary);
  box-shadow: 0 4px 12px rgba(245,158,11,0.15);
}

.contato-channel .ch-icon {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.ch-icon.whatsapp { background: rgba(37,211,102,0.12); }
.ch-icon.email    { background: rgba(59,130,246,0.12); }
.ch-icon.insta    { background: rgba(225,48,108,0.12); }

.contato-channel .ch-info .ch-label {
  font-size: 0.75rem;
  color: #9CA3AF;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contato-channel .ch-info .ch-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
}

/* Form */
.contato-form {
  background: var(--white);
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}

.contato-form h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid #E5E7EB;
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--text-dark);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(245,158,11,0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 110px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ---------- Footer ---------- */
#footer {
  background: var(--primary-dark);
  border-top: 2px solid var(--secondary);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand img {
  height: 40px;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: #9CA3AF;
  line-height: 1.7;
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.07);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #9CA3AF;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--secondary);
  color: var(--primary-dark);
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a {
  font-size: 0.875rem;
  color: #9CA3AF;
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--secondary);
}

.footer-col .footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-col .footer-contact-item .icon {
  color: var(--secondary);
  font-size: 0.9rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.footer-col .footer-contact-item span {
  font-size: 0.875rem;
  color: #9CA3AF;
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: #6B7280;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 0.8rem;
  color: #6B7280;
  transition: color var(--transition);
}

.footer-bottom-links a:hover {
  color: var(--secondary);
}

/* ---------- WhatsApp Float ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  transition: transform var(--transition), box-shadow var(--transition);
  animation: pulse-wa 2.5s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.7);
  animation: none;
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: white;
}

@keyframes pulse-wa {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.5); }
  50% { box-shadow: 0 4px 32px rgba(37,211,102,0.8); }
}

/* ---------- Scroll to top ---------- */
#scrollTop {
  position: fixed;
  bottom: 96px;
  right: 28px;
  z-index: 998;
  width: 44px;
  height: 44px;
  background: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  border: none;
  color: var(--primary-dark);
  font-size: 1.1rem;
  font-weight: 900;
}

#scrollTop.visible {
  opacity: 1;
  pointer-events: auto;
}

#scrollTop:hover {
  background: var(--secondary-dark);
  transform: translateY(-3px);
}

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

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

  .about-grid,
  .contato-grid,
  .atendimento-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-img-badge {
    bottom: 16px;
    right: 16px;
  }

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

  .gallery-item:first-child {
    grid-column: span 2;
    grid-row: span 1;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--primary-dark);
    flex-direction: column;
    padding: 20px;
    gap: 4px;
    border-bottom: 2px solid var(--secondary);
    z-index: 999;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-menu a {
    width: 100%;
    padding: 12px 16px;
    font-size: 1rem;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-stats {
    gap: 24px;
  }

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

  .gallery-item:first-child {
    grid-column: span 1;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

  .contato-form {
    padding: 28px 20px;
  }

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

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

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

@media (max-width: 480px) {
  .diff-grid {
    grid-template-columns: 1fr;
  }

  .hero-stat .number {
    font-size: 1.6rem;
  }
}