/* ========================================
   Aqua Sol Jaú — Landing Page
   ======================================== */
:root {
  --navy: #0a2a4a;
  --navy-deep: #071e36;
  --navy-mid: #0d3a5c;
  --blue: #1a7fc4;
  --blue-light: #4eb0e8;
  --sky: #8fd0f5;
  --whatsapp: #25d366;
  --whatsapp-hover: #1ebe57;
  --white: #ffffff;
  --off-white: #f5f7fa;
  --gray: #6b7c8f;
  --gray-light: #e8eef4;
  --text: #1a2b3c;
  --text-muted: #5a6b7c;
  --gold: #f5b942;
  --radius: 12px;
  --radius-btn: 50px;
  --shadow: 0 8px 30px rgba(10, 42, 74, 0.12);
  --shadow-lg: 0 16px 48px rgba(10, 42, 74, 0.18);
  --container: 1180px;
  --font: "Montserrat", system-ui, sans-serif;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius-btn);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

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

.btn-whatsapp:hover {
  background: var(--whatsapp-hover);
  border-color: var(--whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.35);
}

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

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

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

.btn-blue:hover {
  background: #1569a8;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(26, 127, 196, 0.35);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
  padding: 10px 22px;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}

.section-tag.light {
  color: var(--sky);
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--navy);
}

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

/* ========== TOP BAR ========== */
.topbar {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.8rem;
  padding: 10px 0;
}

.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.topbar-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.topbar-item svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  opacity: 0.85;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.topbar-social {
  display: flex;
  gap: 10px;
}

.topbar-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.topbar-social a:hover {
  background: var(--blue);
}

.topbar-social svg {
  width: 14px;
  height: 14px;
}

/* ========== HEADER ========== */
.header {
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 16px rgba(10, 42, 74, 0.08);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  height: auto;
  gap: 24px;
  padding-top: 10px;
  padding-bottom: 10px;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.header .logo img {
  height: 45px;
  width: auto;
  max-width: none !important;
  object-fit: contain;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  position: relative;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--blue);
  transition: var(--transition);
}

.nav a:hover {
  color: var(--blue);
}

.nav a:hover::after {
  width: 100%;
}

.header-cta {
  flex-shrink: 0;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--navy);
  border-radius: 2px;
  transition: var(--transition);
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: var(--navy-deep);
  overflow: hidden;
  width: 100%;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 65% center;
  filter: brightness(1.05) contrast(1.08) saturate(1.12);
  opacity: 0;
  transform: scale(1.02);
  transition: opacity 1.4s ease-in-out, transform 8s ease-out;
  will-change: opacity, transform;
}

.hero-slide.is-active {
  opacity: 1;
  z-index: 1;
  transform: scale(1.06);
  animation: hero-kenburns 18s ease-in-out infinite alternate;
}

/* degradê: conteúdo à esquerda / imagem em foco à direita */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(
      90deg,
      rgba(0, 31, 63, 0.96) 0%,
      rgba(0, 31, 63, 0.9) 28%,
      rgba(0, 31, 63, 0.55) 48%,
      rgba(0, 31, 63, 0.18) 68%,
      rgba(0, 31, 63, 0) 82%
    ),
    linear-gradient(
      180deg,
      rgba(0, 31, 63, 0.25) 0%,
      transparent 30%,
      transparent 70%,
      rgba(0, 31, 63, 0.35) 100%
    );
}

.hero-smoke {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
  mask-image: linear-gradient(90deg, #000 0%, #000 40%, transparent 68%);
  -webkit-mask-image: linear-gradient(90deg, #000 0%, #000 40%, transparent 68%);
}

.smoke {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.5;
  background: radial-gradient(
    circle,
    rgba(180, 210, 235, 0.5) 0%,
    rgba(90, 140, 180, 0.2) 40%,
    transparent 70%
  );
  mix-blend-mode: soft-light;
}

.smoke-1 {
  width: 420px;
  height: 420px;
  left: -60px;
  top: 8%;
  animation: smoke-drift 14s ease-in-out infinite alternate;
}

.smoke-2 {
  width: 520px;
  height: 380px;
  left: 5%;
  top: 35%;
  opacity: 0.4;
  background: radial-gradient(
    circle,
    rgba(220, 235, 255, 0.45) 0%,
    rgba(40, 80, 120, 0.25) 45%,
    transparent 72%
  );
  animation: smoke-drift 18s ease-in-out infinite alternate-reverse;
}

.smoke-3 {
  width: 380px;
  height: 460px;
  left: 12%;
  bottom: 8%;
  opacity: 0.35;
  animation: smoke-drift 16s ease-in-out 1s infinite alternate;
}

.hero-glow {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(circle at 75% 50%, rgba(79, 196, 255, 0.22) 0%, transparent 40%),
    radial-gradient(circle at 85% 60%, rgba(37, 150, 210, 0.15) 0%, transparent 35%);
  mix-blend-mode: screen;
  animation: hero-glow-pulse 6s ease-in-out infinite alternate;
  mask-image: linear-gradient(90deg, transparent 40%, #000 70%);
  -webkit-mask-image: linear-gradient(90deg, transparent 40%, #000 70%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  align-items: center;
  width: 100%;
  padding-top: 72px;
  padding-bottom: 48px;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 560px;
}

@keyframes hero-kenburns {
  0% {
    transform: scale(1.02) translate(0, 0);
  }
  100% {
    transform: scale(1.08) translate(-1%, -0.5%);
  }
}

@keyframes hero-glow-pulse {
  0% {
    opacity: 0.55;
  }
  100% {
    opacity: 1;
  }
}

@keyframes smoke-drift {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(18px, -22px) scale(1.08);
  }
  100% {
    transform: translate(-10px, 14px) scale(0.96);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-slide,
  .hero-slide.is-active,
  .hero-glow,
  .smoke {
    animation: none;
    transition: opacity 0.4s ease;
  }
}

.hero-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero h1 span {
  color: var(--sky);
}

.hero-text {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
  max-width: 520px;
  line-height: 1.7;
}

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

.hero-features {
  position: relative;
  z-index: 2;
  background: rgba(7, 30, 54, 0.85);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-features .container {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  padding-top: 22px;
  padding-bottom: 22px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 500;
  line-height: 1.3;
}

.feature-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(78, 176, 232, 0.15);
  border: 1px solid rgba(78, 176, 232, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--blue-light);
}

.feature-icon svg {
  width: 20px;
  height: 20px;
}

/* ========== ABOUT ========== */
.about {
  padding: 100px 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-content p {
  color: var(--text-muted);
  margin: 20px 0 32px;
  font-size: 1.05rem;
  line-height: 1.75;
}

.about-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ========== SERVICES ========== */
.services {
  padding: 100px 0;
  background: var(--off-white);
}

.services-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.service-card-img {
  aspect-ratio: 1;
  overflow: hidden;
}

.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-card-img img {
  transform: scale(1.06);
}

.service-card-body {
  padding: 22px 20px 28px;
}

.service-card-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.service-card-body p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ========== PROJECTS ========== */
.projects {
  padding: 100px 0;
  background: var(--navy);
  overflow: hidden;
}

.projects-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.projects-header .section-title {
  max-width: 520px;
}

.projects-carousel {
  position: relative;
}

.projects-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 8px;
}

.projects-track::-webkit-scrollbar {
  display: none;
}

.project-slide {
  flex: 0 0 calc(25% - 15px);
  min-width: 260px;
  scroll-snap-align: start;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/5;
  position: relative;
}

.project-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-slide:hover img {
  transform: scale(1.05);
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}

.carousel-btn:hover {
  background: var(--blue);
  border-color: var(--blue);
}

.carousel-btn.prev {
  left: -8px;
}

.carousel-btn.next {
  right: -8px;
}

.carousel-btn svg {
  width: 22px;
  height: 22px;
}

/* ========== WHY US ========== */
.why {
  padding: 100px 0;
  background: var(--white);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 60px;
  align-items: center;
}

.why-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 1;
}

.why-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.why-content .section-title {
  margin-bottom: 36px;
}

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

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

.benefit-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(26, 127, 196, 0.1);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.benefit-icon svg {
  width: 24px;
  height: 24px;
}

.benefit-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.benefit-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ========== TESTIMONIALS ========== */
.testimonials {
  padding: 100px 0;
  background: var(--off-white);
}

.testimonials-header {
  text-align: center;
  margin-bottom: 56px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.stars {
  display: flex;
  gap: 3px;
  color: var(--gold);
}

.stars svg {
  width: 18px;
  height: 18px;
}

.testimonial-card blockquote {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  flex: 1;
  font-style: normal;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-light);
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.author-info strong {
  display: block;
  font-size: 0.9rem;
  color: var(--navy);
}

.author-info span {
  font-size: 0.75rem;
  color: var(--blue);
  font-weight: 500;
}

/* ========== CONTACT ========== */
.contact {
  padding: 100px 0;
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 32px;
  align-items: stretch;
}

.contact-card {
  background: var(--navy);
  border-radius: var(--radius);
  padding: 44px 40px;
  color: var(--white);
  display: flex;
  flex-direction: column;
}

.contact-card .section-tag {
  color: var(--sky);
}

.contact-card h2 {
  font-size: 1.75rem;
  margin-bottom: 32px;
  line-height: 1.3;
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-bottom: 36px;
  flex: 1;
}

.contact-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font-size: 0.95rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.9);
}

.contact-list svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--blue-light);
}

.contact-list a:hover {
  color: var(--sky);
}

.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  min-height: 420px;
}

.map-wrap iframe {
  width: 100%;
  height: 100%;
  min-height: 420px;
  border: 0;
  display: block;
}

/* ========== FOOTER ========== */
.footer {
  background: var(--navy-deep);
  color: rgba(255, 255, 255, 0.8);
  padding-top: 72px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1fr;
  gap: 40px;
  padding-bottom: 56px;
}

.footer-brand p {
  margin-top: 18px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.65);
  max-width: 280px;
}

.footer-brand .logo img {
  height: 48px;
  background: var(--white);
  border-radius: 8px;
  padding: 8px 12px;
}

.footer h4 {
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
}

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

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
}

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

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-contact li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.875rem;
  line-height: 1.5;
}

.footer-contact svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--blue-light);
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}

.footer-social a:hover {
  background: var(--blue);
}

.footer-social svg {
  width: 18px;
  height: 18px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 22px 0;
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.825rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom a {
  color: var(--sky);
  font-weight: 600;
}

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

/* ========== WHATSAPP FLOAT ========== */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--whatsapp);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
  transition: var(--transition);
  animation: pulse-wa 2.5s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  background: var(--whatsapp-hover);
}

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

@keyframes pulse-wa {
  0%,
  100% {
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
  }
  50% {
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45), 0 0 0 14px rgba(37, 211, 102, 0.15);
  }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1100px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-slide {
    flex: 0 0 calc(33.333% - 14px);
  }

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

  .hero-features .container {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

@media (max-width: 900px) {
  .topbar .container {
    justify-content: center;
    text-align: center;
  }

  .topbar-item.address,
  .topbar-item.hours {
    display: none;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(300px, 85vw);
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 90px 32px 32px;
    gap: 22px;
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.15);
    transition: right 0.35s ease;
    z-index: 1001;
  }

  .nav.open {
    right: 0;
  }

  .menu-toggle {
    display: flex;
    z-index: 1002;
  }

  .menu-toggle.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
  }

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

  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
  }

  .header-cta {
    display: none;
  }

  .header .logo img {
    height: 40px;
  }

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

  .why-image {
    max-width: 480px;
    margin: 0 auto;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .project-slide {
    flex: 0 0 calc(50% - 10px);
  }

  .hero {
    min-height: 78vh;
  }

  .hero-inner {
    padding-top: 48px;
    padding-bottom: 36px;
    align-items: flex-end;
  }

  .hero-overlay {
    background:
      linear-gradient(
        90deg,
        rgba(0, 31, 63, 0.94) 0%,
        rgba(0, 31, 63, 0.75) 45%,
        rgba(0, 31, 63, 0.35) 75%,
        rgba(0, 31, 63, 0.15) 100%
      ),
      linear-gradient(
        180deg,
        rgba(0, 31, 63, 0.2) 0%,
        transparent 40%,
        rgba(0, 31, 63, 0.45) 100%
      );
  }
}

@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
    max-width: 360px;
    margin: 0 auto;
  }

  .hero-features .container {
    grid-template-columns: 1fr 1fr;
  }

  .feature-item:last-child {
    grid-column: 1 / -1;
    justify-content: center;
  }

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

  .project-slide {
    flex: 0 0 85%;
  }

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

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

  .contact-card {
    padding: 32px 24px;
  }

  .carousel-btn {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 54px;
    height: 54px;
  }
}

@media (max-width: 480px) {
  .topbar {
    font-size: 0.75rem;
  }

  .hero-features .container {
    grid-template-columns: 1fr;
  }

  .feature-item:last-child {
    grid-column: auto;
    justify-content: flex-start;
  }
}