:root {
  --primary: #f59e0b;
  --primary-dark: #d97706;
  --secondary: #16a34a;
  --accent: #fb923c;
  --bg: #fffdf5;
  --text: #1f2937;
  --muted: #6b7280;
  --white: #ffffff;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  --radius: 14px;
  --container: min(1120px, 92vw);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

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

.container {
  width: var(--container);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--secondary);
  color: #fff;
  padding: 0.5rem 0.75rem;
  z-index: 1000;
}

.skip-link:focus {
  top: 0;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 253, 245, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #f3e8cc;
  z-index: 999;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  font-weight: 800;
  color: var(--primary-dark);
  gap: 0.5rem;
}

.brand-icon {
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.2);
}

.nav-toggle {
  border: 0;
  background: transparent;
  font-size: 1.6rem;
  cursor: pointer;
}

.site-nav {
  position: absolute;
  inset: 72px 0 auto;
  background: var(--white);
  display: none;
  flex-direction: column;
  border-bottom: 1px solid #f3e8cc;
}

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

.site-nav a {
  padding: 0.9rem 1rem;
  border-top: 1px solid #fef3c7;
  font-weight: 600;
}

.site-nav a[aria-current="page"],
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--secondary);
}

.btn,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn {
  padding: 0.85rem 1.3rem;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: var(--shadow);
}

.btn-secondary {
  color: #fff;
  background: var(--secondary);
}

.btn:hover,
button:hover {
  transform: translateY(-2px);
}

main section {
  padding: 3.2rem 0;
}

.hero {
  background: radial-gradient(circle at 85% 15%, #fde68a, transparent 40%),
    linear-gradient(160deg, #fff7d6 0%, #fffbeb 45%, #ecfdf5 100%);
}

.hero-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(1.8rem, 5vw, 3rem);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.hero p {
  color: var(--muted);
  margin-bottom: 1.2rem;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.badge {
  background: #fff;
  border: 1px solid #fef3c7;
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.88rem;
  font-weight: 600;
}

.section-title {
  text-align: center;
  margin-bottom: 1.8rem;
}

.section-title h2 {
  margin-bottom: 0.4rem;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
}

.section-title p {
  margin: 0;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 1rem;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.2rem;
  box-shadow: var(--shadow);
  border: 1px solid #fef3c7;
  animation: rise 0.7s ease;
}

.card h3 {
  margin-top: 0;
}

.list-check {
  list-style: none;
  padding: 0;
  margin: 0;
}

.list-check li {
  margin: 0.55rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.list-check li::before {
  content: "✓";
  color: var(--secondary);
  font-weight: 800;
  position: absolute;
  left: 0;
}

.stats {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
}

.stat {
  background: #fffbeb;
  border-radius: var(--radius);
  text-align: center;
  padding: 1rem;
}

.stat strong {
  font-size: 1.4rem;
  color: var(--primary-dark);
}

.testimonial {
  border-left: 5px solid var(--secondary);
}

.faq details {
  background: var(--white);
  border: 1px solid #fef3c7;
  border-radius: 12px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.faq details + details {
  margin-top: 0.8rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.cta-band {
  background: linear-gradient(135deg, var(--secondary), #15803d);
  color: #fff;
}

.cta-band .container {
  display: grid;
  gap: 1rem;
  align-items: center;
}

.project-img,
.before-after img {
  border-radius: 12px;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.before-after {
  display: grid;
  gap: 1rem;
}

.contact-grid {
  display: grid;
  gap: 1rem;
}

form {
  display: grid;
  gap: 0.8rem;
}

input,
textarea,
select {
  width: 100%;
  padding: 0.8rem;
  border-radius: 10px;
  border: 1px solid #e5e7eb;
  font: inherit;
}

input:focus,
textarea:focus {
  outline: 3px solid rgba(245, 158, 11, 0.25);
  border-color: var(--primary);
}

.map-embed {
  width: 100%;
  border: 0;
  min-height: 280px;
  border-radius: 12px;
}

.social-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.icon-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: #fff;
  border: 1px solid #fef3c7;
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  font-weight: 600;
}

.site-footer {
  background: #111827;
  color: #e5e7eb;
  padding-top: 2.2rem;
}

.footer-grid {
  display: grid;
  gap: 1.2rem;
}

.site-footer h3,
.site-footer h4 {
  margin-top: 0;
  color: #fff;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li + li {
  margin-top: 0.4rem;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #fde68a;
}

.footer-bottom {
  margin-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1rem 0;
  font-size: 0.9rem;
  text-align: center;
}

.whatsapp-float {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: var(--shadow);
  z-index: 1000;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 760px) {
  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: flex;
    flex-direction: row;
    background: transparent;
    border: 0;
    gap: 0.4rem;
  }

  .site-nav a {
    border: 0;
    padding: 0.5rem 0.7rem;
    border-radius: 8px;
  }

  .hero-grid,
  .contact-grid,
  .footer-grid,
  .before-after {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid.cols-2,
  .cta-band .container {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}