* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #f4efe8;
  --bg-soft: #faf7f2;
  --white: #ffffff;
  --text: #1d1d1b;
  --text-soft: #6f6a63;
  --text-light: rgba(255, 255, 255, 0.86);
  --primary: #25d366;
  --primary-hover: #1fb659;
  --border: rgba(120, 102, 84, 0.16);
  --border-strong: rgba(120, 102, 84, 0.28);
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: rgba(255, 255, 255, 0.9);
  --shadow-sm: 0 10px 24px rgba(36, 26, 18, 0.08);
  --shadow-md: 0 18px 40px rgba(36, 26, 18, 0.12);
  --shadow-lg: 0 22px 60px rgba(0, 0, 0, 0.2);
  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --container: 1180px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.85), transparent 30%),
    linear-gradient(180deg, #f7f3ed 0%, #f4efe8 100%);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

body.lightbox-open {
  overflow: hidden;
}

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

a {
  color: inherit;
}

.container {
  width: min(var(--container), 92%);
  margin: 0 auto;
}

section,
header[id],
section[id] {
  scroll-margin-top: 110px;
}

section {
  padding: 72px 0;
  position: relative;
}

section h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text);
}

section p {
  color: var(--text-soft);
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  background: #111111;
  color: #ffffff;
  padding: 10px 14px;
  border-radius: 999px;
  text-decoration: none;
  z-index: 1100;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 16px;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 14px;
}

.section-heading,
.section-intro {
  text-align: center;
}

.section-heading p:last-child,
.section-intro p:last-child {
  max-width: 760px;
  margin: 14px auto 0;
  font-size: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  background: linear-gradient(180deg, #2ad56b 0%, #21c75e 100%);
  color: var(--white);
  text-decoration: none;
  padding: 16px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
  box-shadow: 0 18px 40px rgba(37, 211, 102, 0.28);
}

.btn:hover {
  background: linear-gradient(180deg, #27ca64 0%, #1fb659 100%);
  transform: translateY(-2px);
  box-shadow: 0 22px 44px rgba(37, 211, 102, 0.34);
}

.btn:focus-visible,
.carousel-btn:focus-visible,
.form-submit-btn:focus-visible,
.faq-item summary:focus-visible,
.main-nav a:focus-visible {
  outline: 3px solid rgba(37, 211, 102, 0.35);
  outline-offset: 3px;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.24);
  box-shadow: none;
  color: #ffffff;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.36);
  box-shadow: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(244, 239, 232, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(120, 102, 84, 0.12);
}

.site-header-inner {
  min-height: 78px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
}

.brand-block {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  min-width: 0;
}

.brand-name {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
}

.brand-location {
  font-size: 0.88rem;
  color: var(--text-soft);
}

.main-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}

.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 0.94rem;
  padding: 10px 12px;
  border-radius: 999px;
  transition: background 0.2s ease, color 0.2s ease;
}

.main-nav a:hover {
  background: rgba(255, 255, 255, 0.68);
}

.btn-header {
  padding: 12px 20px;
  min-height: 46px;
  font-size: 0.95rem;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text);
  flex-shrink: 0;
  line-height: 1;
}

.nav-toggle-icon {
  font-size: 1.5rem;
  display: block;
}

.nav-wa-mobile {
  display: none;
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(rgba(17, 15, 13, 0.56), rgba(17, 15, 13, 0.74)),
    url("images/optimized/fachadas/fachada-4.webp") center/cover no-repeat;
  color: var(--white);
  padding: 88px 0 84px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.1), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 45%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  align-items: center;
  gap: 32px;
}

.hero-copy {
  max-width: 760px;
}

.hero-kicker,
.cta-kicker,
.form-kicker {
  color: rgba(255, 255, 255, 0.78);
}

.hero h1 {
  font-size: clamp(2.5rem, 4.2vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
  margin-bottom: 18px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.16);
}

.hero-description {
  max-width: 700px;
  font-size: 1.06rem;
  color: var(--text-light);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.hero-response {
  margin-top: 16px;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
}

.hero-benefits,
.hero-proof-list,
.form-benefits,
.footer-links {
  list-style: none;
}

.hero-benefits {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-benefits li {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(6px);
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.94rem;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

.hero-proof-card {
  background: rgba(16, 14, 12, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(10px);
}

.hero-proof-label {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 10px;
}

.hero-proof-card h2 {
  color: #ffffff;
  font-size: clamp(1.5rem, 2.2vw, 2rem);
  line-height: 1.18;
  margin-bottom: 18px;
}

.hero-proof-list {
  display: grid;
  gap: 12px;
}

.hero-proof-list li,
.form-benefits li {
  position: relative;
  padding-left: 28px;
}

.hero-proof-list li {
  color: rgba(255, 255, 255, 0.82);
}

.hero-proof-list li::before,
.form-benefits li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 700;
  color: var(--primary);
}

.hero-proof-footer {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: grid;
  gap: 4px;
}

.hero-proof-footer strong {
  color: #ffffff;
  font-size: 1.02rem;
}

.hero-proof-footer span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.95rem;
}

.highlights {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), var(--bg-soft));
  padding: 50px 0 38px;
}

.portfolio {
  padding-top: 42px;
}

.portfolio-block,
.card,
.process li,
.faq-item,
.inline-cta-card,
.contact-form {
  box-shadow: var(--shadow-sm);
}

.portfolio-block {
  margin-top: 30px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.carousel-top {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 16px;
}

.carousel-top h3 {
  font-size: clamp(1.45rem, 2vw, 1.9rem);
  line-height: 1.12;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
  color: var(--text);
}

.carousel-top p {
  max-width: 720px;
  font-size: 0.97rem;
}

.carousel-buttons {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.carousel-btn {
  width: 46px;
  height: 46px;
  border: 1px solid rgba(120, 102, 84, 0.12);
  background: rgba(255, 255, 255, 0.92);
  border-radius: 50%;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.carousel-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  background: #ffffff;
}

.carousel-track {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 2px 14px;
  scrollbar-width: thin;
  scrollbar-color: #b7ab9c transparent;
}

.carousel-track::-webkit-scrollbar {
  height: 10px;
}

.carousel-track::-webkit-scrollbar-track {
  background: transparent;
}

.carousel-track::-webkit-scrollbar-thumb {
  background: linear-gradient(90deg, #c9beaf, #b5a897);
  border-radius: 999px;
}

.carousel-card {
  position: relative;
  flex: 0 0 340px;
  aspect-ratio: 4 / 3;
  scroll-snap-align: start;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-md);
  text-decoration: none;
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.carousel-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(0, 0, 0, 0.26));
  transition: opacity 0.28s ease;
  pointer-events: none;
}

.carousel-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 42px rgba(36, 26, 18, 0.16);
}

.carousel-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #ddd;
}

.carousel-card-label {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 700;
}

.services {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.7));
  padding-top: 62px;
  padding-bottom: 62px;
}

.services ul {
  list-style: none;
  max-width: 980px;
  margin: 32px auto 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.services li {
  position: relative;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border);
  padding: 18px 20px 18px 48px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  color: var(--text);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.services li::before {
  content: "✓";
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.12);
  color: #1fae55;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.86rem;
  font-weight: 700;
}

.services li:hover,
.card:hover,
.faq-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.differentials {
  padding-top: 62px;
  padding-bottom: 62px;
}

.cards-grid {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.card {
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--border);
  padding: 28px 22px;
  border-radius: var(--radius-md);
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.card h3 {
  margin-bottom: 10px;
  font-size: 1.22rem;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.card p {
  color: var(--text-soft);
  font-size: 0.97rem;
}

.inline-cta {
  padding: 0 0 18px;
}

.inline-cta-card {
  background: linear-gradient(135deg, rgba(20, 20, 20, 0.94), rgba(41, 41, 41, 0.9));
  border-radius: var(--radius-lg);
  padding: 28px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.inline-cta-copy h2,
.inline-cta-copy p,
.cta h2,
.cta p {
  color: #ffffff;
}

.inline-cta-copy p:last-child,
.cta p {
  color: rgba(255, 255, 255, 0.82);
}

.inline-cta-copy h2 {
  margin-bottom: 10px;
}

.process {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.76));
  padding-top: 60px;
  padding-bottom: 60px;
}

.process ol {
  max-width: 860px;
  margin: 30px auto 0;
  padding-left: 0;
  list-style: none;
  counter-reset: steps;
}

.process li {
  counter-increment: steps;
  position: relative;
  margin-bottom: 16px;
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 20px 18px 68px;
}

.process li::before {
  content: counter(steps);
  position: absolute;
  left: 18px;
  top: 18px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(180deg, #2ad56b 0%, #1fb659 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  box-shadow: 0 12px 24px rgba(37, 211, 102, 0.22);
}

.process strong {
  color: var(--text);
}

.faq {
  padding-top: 60px;
  padding-bottom: 60px;
}

.faq-list {
  max-width: 900px;
  margin: 28px auto 0;
  display: grid;
  gap: 16px;
}

.faq-item {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  font-size: 1.08rem;
  line-height: 1.25;
  font-weight: 700;
  padding-right: 32px;
  position: relative;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-soft);
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  margin-top: 14px;
}

.contact-form-section {
  background: linear-gradient(135deg, rgba(20, 20, 20, 0.96), rgba(41, 41, 41, 0.9));
  padding: 72px 0;
}

.form-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.form-side {
  padding-top: 8px;
}

.form-side h2 {
  color: #ffffff;
  margin-bottom: 14px;
}

.form-description {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
}

.form-benefits {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}

.form-benefits li {
  color: rgba(255, 255, 255, 0.82);
}

.contact-form {
  background: rgba(0, 0, 0, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  padding: 34px;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  color: #ffffff;
  font-weight: 700;
  margin-bottom: 10px;
  font-size: 1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  padding: 16px 18px;
  border-radius: 12px;
  outline: none;
  font-size: 1rem;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.55);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(37, 211, 102, 0.6);
  background: rgba(255, 255, 255, 0.18);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-submit-btn {
  width: 100%;
  border: none;
  border-radius: 12px;
  padding: 18px 20px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  background: #f1f1f1;
  color: #111111;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.form-submit-btn:hover {
  transform: translateY(-1px);
  opacity: 0.95;
}

.form-note {
  margin-top: 14px;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.7);
}

.cta {
  background:
    linear-gradient(135deg, rgba(20, 20, 20, 0.94), rgba(41, 41, 41, 0.92)),
    url("images/optimized/casas/casa-2.webp") center/cover no-repeat;
  color: var(--white);
  text-align: center;
  overflow: hidden;
  padding: 78px 0;
}

.cta .container {
  position: relative;
  z-index: 1;
}

.cta h2 {
  margin-bottom: 12px;
}

.cta .btn {
  margin-top: 28px;
}

.footer {
  background: linear-gradient(180deg, #050505 0%, #0b0b0b 100%);
  color: rgba(255, 255, 255, 0.9);
  padding: 54px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(240px, 0.8fr);
  gap: 32px;
  align-items: start;
}

.footer p {
  color: rgba(255, 255, 255, 0.82);
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}

.footer p strong {
  display: inline-block;
  font-size: 1.15rem;
  color: #ffffff;
  margin-bottom: 8px;
}

.footer p + p {
  margin-top: 10px;
}

.footer-links {
  display: grid;
  gap: 10px;
}

.footer a {
  color: #ffffff;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.footer a:hover {
  opacity: 0.8;
}

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  z-index: 999;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  text-decoration: none;
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.whatsapp-float:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 44px rgba(37, 211, 102, 0.36);
}

.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 2000;
  backdrop-filter: blur(4px);
}

.lightbox-content {
  position: relative;
  max-width: 1160px;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.lightbox-image {
  max-width: 100%;
  max-height: 88vh;
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: -16px;
  right: -16px;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: #ffffff;
  color: #111111;
  font-size: 1.8rem;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.24);
  transition: transform 0.2s ease;
  z-index: 2100;
}

.lightbox-close:hover {
  transform: scale(1.06);
}

@media (max-width: 1100px) {
  .hero-grid,
  .form-shell,
  .footer-grid,
  .site-header-inner {
    grid-template-columns: 1fr;
  }

  .site-header-inner {
    padding: 12px 0;
  }

  .main-nav {
    justify-content: flex-start;
  }

  .btn-header {
    width: fit-content;
  }

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

  .hero-proof-card {
    max-width: 720px;
  }
}

@media (max-width: 991px) {
  section {
    padding: 60px 0;
  }

  .hero {
    padding: 72px 0 70px;
  }

  .portfolio-block {
    padding: 22px;
  }

  .carousel-card {
    flex-basis: 300px;
  }

  .contact-form {
    padding: 30px;
  }

  .inline-cta-card {
    align-items: flex-start;
  }
}

@media (max-width: 768px) {
  .container {
    width: min(var(--container), 92%);
  }

  .site-header {
    position: sticky;
    background: #fff;
    backdrop-filter: none;
  }

  .site-header-inner {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    min-height: 60px;
    gap: 0;
    padding: 0;
  }

  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .btn-header {
    display: none;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: #fff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    max-height: 0;
    overflow: hidden;
    padding: 0;
    gap: 0;
    flex-wrap: nowrap;
    transition: max-height 0.3s ease;
  }

  .main-nav.nav-open {
    max-height: 480px;
  }

  .main-nav a {
    border-radius: 0;
    padding: 14px 24px;
    font-size: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  }

  .main-nav a:last-child {
    border-bottom: none;
  }

  .nav-wa-mobile {
    display: block;
    color: #25D366;
    font-weight: 700;
  }

  .hero {
    padding: 62px 0 64px;
  }

  .hero-copy {
    text-align: center;
    margin: 0 auto;
  }

  .hero-actions,
  .hero-benefits {
    justify-content: center;
  }

  .hero-proof-card {
    padding: 24px;
  }

  .carousel-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .carousel-buttons {
    display: none;
  }

  .carousel-card {
    flex-basis: 84%;
  }

  .portfolio-block {
    padding: 18px;
    border-radius: 22px;
  }

  .inline-cta-card {
    flex-direction: column;
    align-items: stretch;
    padding: 24px;
  }

  .contact-form {
    padding: 24px;
  }

  .process li {
    padding: 18px 18px 18px 62px;
  }
}

@media (max-width: 540px) {
  .container {
    width: 90%;
  }

  .hero h1 {
    font-size: 2.08rem;
  }

  .hero-description,
  .section-heading p:last-child,
  .section-intro p:last-child,
  .cta p,
  .form-description {
    font-size: 0.97rem;
  }

  .btn {
    width: 100%;
  }

  .btn-header {
    display: none;
  }

  .carousel-card {
    flex-basis: 88%;
  }

  .whatsapp-float {
    right: 14px;
    bottom: 14px;
    width: 56px;
    height: 56px;
  }

  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }

  .lightbox-close {
    top: -12px;
    right: -6px;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 14px 16px;
  }
}