/* Reset e Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 55px;
  overflow-x: clip;
}

section[id] {
  scroll-margin-top: 55px;
}

:root {
  --primary-color: #cfb4db;
  --primary-dark: #b89bb9;
  --accent: #e8b84b;
  --accent-hover: #f5c842;
  --text-dark: #1a1a2e;
  --text-light: #555570;
  --bg-white: #ffffff;
  --bg-light: #fbfbfb;
  --bg-lighter: #fafafa;
  --bg-gray: #eeeeee;
  --border-color: #e7e7e7;
  --shadow: 0px 0px 4px 0 #00000057;
  --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.1);
  --container-width: 1200px;
  --container-narrow: 750px;

  /* Header dark theme */
  --header-bg: #0d0d14;
  --header-bg-scrolled: rgba(10, 10, 18, 0.92);
  --header-border: rgba(255, 255, 255, 0.06);
  --nav-text: rgba(255, 255, 255, 0.82);
  --nav-text-hover: #ffffff;
  --nav-link-active: var(--accent);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 18px;
  line-height: 1.65;
  color: var(--text-dark);
  background: var(--bg-white);
  overflow-x: clip;
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 20px;
}

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

/* ============================================
   HEADER — Modern Dark Design
   ============================================ */

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--header-bg);
  transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

.header-top-bar {
  height: 3px;
  background: linear-gradient(90deg, #8b5cf6 0%, var(--accent) 50%, #25D366 100%);
  background-size: 200% 100%;
  animation: shimmer 4s linear infinite;
}

@keyframes shimmer {
  0% {
    background-position: 0% 0%;
  }

  100% {
    background-position: 200% 0%;
  }
}

.header.scrolled {
  background: var(--header-bg-scrolled);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 2px 32px rgba(0, 0, 0, 0.45);
}

.nav-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 104px;
  gap: 20px;
}

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

.logo:hover .logo img {
  filter: brightness(1.3);
}

.logo img {
  height: 96px;
  width: auto;
  display: block;
  mix-blend-mode: screen;
  filter: brightness(1.1);
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: var(--nav-text);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 8px 14px;
  border-radius: 6px;
  position: relative;
  transition: color 0.25s;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
  color: var(--nav-text-hover);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-link.active {
  color: var(--nav-text-hover);
}

/* WhatsApp CTA Button */
.nav-cta {
  margin-left: 10px;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #fff !important;
  padding: 10px 22px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.30);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.btn-whatsapp::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.12);
  opacity: 0;
  transition: opacity 0.25s;
}

.btn-whatsapp:hover::before {
  opacity: 1;
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.45);
}

.btn-whatsapp svg {
  flex-shrink: 0;
}

/* ============================================
   HAMBURGER / MOBILE MENU
   ============================================ */

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
  transition: background 0.25s;
  flex-shrink: 0;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.12);
}

.hamburger-line {
  display: block;
  width: 20px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s;
}

/* Hamburger → X animation */
.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

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

/* Overlay (mobile) */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 999;
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.nav-overlay.active {
  opacity: 1;
  pointer-events: all;
}



/* Hero Section & Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes bounce {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(10px);
  }
}

.animate-fade-in-up {
  opacity: 0;
  animation: fadeInUp 0.6s ease-out forwards;
}

.animate-scale-in {
  opacity: 0;
  animation: scaleIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.animate-bounce {
  animation: bounce 1.5s infinite;
}

.hero {
  position: relative;
  background:
    linear-gradient(to right, rgba(13, 13, 20, 0.95) 0%, rgba(13, 13, 20, 0.70) 100%),
    url('imagens/site/engenharia-mosaico-editada-2.jpg');
  background-size: cover;
  background-position: center;
  padding: 120px 20px 140px;
  color: #fff;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  z-index: 1;
}

.hero-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  width: 100%;
}

.hero-content {
  flex: 1;
  max-width: 600px;
  text-align: left;
}

.hero-content h1 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(1.7rem, 4.5vw, 3.2rem);
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 24px;
  line-height: 1.15;
}

.hero-content p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 40px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image-wrapper {
  flex: 1;
  max-width: 500px;
  position: relative;
}

.hero-founders-img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 20;
}

.hero-image-wrapper::before {
  content: '';
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle, #25D366 0%, transparent 70%);
  opacity: 0.15;
  z-index: 1;
  border-radius: 50%;
  filter: blur(20px);
}

.relative {
  position: relative;
}

.z-10 {
  z-index: 10;
}

.overflow-hidden {
  overflow: hidden;
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.5);
  z-index: 10;
}

.btn-primary {
  display: inline-block;
  background: #25D366;
  color: #fff;
  padding: 16px 35px;
  border-radius: 5px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s;
  box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
  background: #128C7E;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
}

.btn-outline {
  display: inline-block;
  border: 2px solid #fff;
  color: #fff;
  padding: 14px 28px;
  border-radius: 5px;
  font-weight: 600;
  transition: all 0.3s;
}

.btn-outline:hover {
  background: #fff;
  color: var(--text-dark);
}

/* Section Titles */
.section-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-dark);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--primary-color);
  margin: 15px auto 0;
}

/* Stats Section */
.stats {
  background: var(--bg-gray);
  padding: 45px 20px;
  overflow: hidden;
}

.stats-container {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 80px;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-value {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-dark);
}

.stat-label {
  display: block;
  font-size: 1rem;
  color: var(--text-light);
  margin-top: 8px;
}

/* Services Section */
.services {
  padding: 80px 20px;
  background: var(--bg-white);
  overflow: hidden;
}

.services h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-dark);
  text-align: center;
  margin-bottom: 45px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.service-card {
  background: var(--bg-lighter);
  padding: 35px 30px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: all 0.3s;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.service-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.service-card p {
  color: var(--text-light);
  line-height: 1.8;
  font-size: 1rem;
}

/* Service Icons */
.service-icon {
  width: 40px;
  height: 40px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
}

/* Company Section */
.company {
  background: var(--bg-light);
  padding: 80px 20px;
  overflow: hidden;
}

.company h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-dark);
  text-align: center;
  margin-bottom: 35px;
}

.company-content {
  max-width: 850px;
  margin: 0 auto;
  text-align: center;
}

.company-content p {
  color: var(--text-light);
  margin-bottom: 20px;
  line-height: 1.85;
  font-size: 1.05rem;
}

@media (max-width: 768px) {
  .company-content {
    grid-template-columns: 1fr;
  }

  .directoria img {
    max-width: 100%;
  }
}

.directoria {
  margin-top: 35px;
  padding-top: 25px;
  border-top: 1px solid var(--border-color);
}

.directoria p {
  margin-bottom: 8px;
}

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

/* Company Images */
.company-images {
  padding: 60px 20px;
  background: var(--bg-white);
  overflow: hidden;
}

.images-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.images-grid img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
  display: block;
}

.images-grid img:hover {
  transform: scale(1.04);
  box-shadow: var(--shadow-medium);
}

@media (max-width: 1024px) {
  .images-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 600px) {
  .images-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .images-grid img {
    height: 120px;
  }
}

/* Stats Values */
.stats-values {
  background: var(--text-dark);
  padding: 50px 20px;
  overflow: hidden;
}

.stats-values-grid {
  display: flex;
  justify-content: center;
  gap: 100px;
  flex-wrap: wrap;
}

.stat-value-item {
  text-align: center;
}

.stat-value-item .stat-value {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.6rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 8px;
}

.stat-value-item .stat-desc {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
}

/* Founders Section */
.founders {
  padding: 80px 20px;
  background: var(--bg-lighter);
  overflow: hidden;
}

.founders h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-dark);
  text-align: center;
  margin-bottom: 45px;
}

.founders-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(420px, 100%), 1fr));
  gap: 40px;
}

.founder-card {
  background: var(--bg-white);
  padding: 35px;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.founder-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 5px;
}

.founder-title {
  color: var(--primary-dark);
  font-size: 0.95rem;
  margin-bottom: 20px;
  font-weight: 500;
}

.founder-info {
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 15px;
}

.founder-info li {
  margin-bottom: 8px;
  font-size: 0.95rem;
  color: var(--text-light);
}

.founder-info a {
  color: #0066cc;
}

.founder-info a:hover {
  text-decoration: underline;
}

.founder-bio {
  color: var(--text-light);
  margin-bottom: 25px;
  line-height: 1.75;
  font-size: 1rem;
}

.founder-card h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 18px;
  margin-top: 25px;
}

.formation-list {
  list-style: none;
  padding: 0;
}

.formation-list li {
  margin-bottom: 18px;
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.6;
  padding-left: 20px;
  position: relative;
}

/* CV Images Gallery */
.founder-images {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 25px;
}

.founder-images img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.founder-images img:hover {
  transform: scale(1.05);
}

@media (max-width: 600px) {
  .founder-images {
    grid-template-columns: repeat(2, 1fr);
  }
}

.formation-list li::before {
  content: '•';
  color: var(--primary-color);
  position: absolute;
  left: 0;
  font-size: 1.2rem;
  line-height: 1.6;
}

.formation-list strong {
  color: var(--text-dark);
}

.founder-images {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin-top: 25px;
}

.founder-images img {
  width: 100%;
  border-radius: 5px;
  box-shadow: var(--shadow);
}

/* Portfolio CTA */
.portfolio-cta {
  background: var(--text-dark);
  padding: 70px 20px;
  text-align: center;
  overflow: hidden;
}

.portfolio-cta h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.2rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
}

.portfolio-cta p {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 30px;
  font-size: 1.15rem;
}

/* Footer */
.footer {
  background: var(--bg-light);
  color: var(--text-light);
  padding: 55px 20px 25px;
  overflow: hidden;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 45px;
  max-width: var(--container-width);
  margin: 0 auto;
}

.footer h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 18px;
}

.footer p {
  font-size: 1rem;
  line-height: 1.75;
}

.footer ul li {
  margin-bottom: 10px;
}

.footer a {
  color: var(--text-light);
  transition: color 0.3s;
}

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

.footer-bottom {
  text-align: center;
  margin-top: 45px;
  padding-top: 25px;
  border-top: 1px solid var(--border-color);
  font-size: 0.95rem;
}

/* Page Header (Portfolio) */
.page-header {
  background: var(--bg-light);
  padding: 65px 20px;
  text-align: center;
}

.page-header h1 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.page-header p {
  font-size: 1.1rem;
  color: var(--text-light);
}

/* Filter Section */
.filter-section {
  padding: 35px 20px;
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  max-width: var(--container-width);
  margin: 0 auto;
}

.filter-btn {
  background: var(--bg-gray);
  border: 1px solid var(--border-color);
  padding: 10px 18px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-light);
  transition: all 0.3s;
}

.filter-btn:hover {
  background: var(--bg-lighter);
  border-color: var(--primary-color);
}

.filter-btn.active {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

/* Projects Section */
.projects-section {
  background: var(--bg-lighter);
  padding: 55px 20px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr));
  gap: 25px;
  max-width: var(--container-width);
  margin: 0 auto;
}

.project-card {
  background: var(--bg-white);
  padding: 28px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: all 0.3s;
  border: 1px solid transparent;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-color: var(--primary-color);
}

.project-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 10px;
  line-height: 1.4;
}

.project-card p {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* Project Detail Page */
.project-detail {
  padding: 60px 20px;
  background: var(--bg-white);
}

.project-detail .container-narrow {
  max-width: 900px;
}

.project-poster {
  background-color: #000;
  padding: 60px 40px;
  margin-bottom: 50px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.back-link-dark {
  color: #a0a0a0;
  margin-bottom: 20px;
}

.back-link-dark:hover {
  color: #fff;
}

.poster-title {
  font-family: 'Inter', sans-serif;
  font-size: 3.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.1;
  letter-spacing: -1px;
}

.poster-info {
  margin-top: 20px;
}

.poster-info p {
  color: #fff;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.poster-info p strong {
  font-weight: 700;
}

.project-description {
  margin-bottom: 50px;
}

.project-description p {
  color: var(--text-light);
  line-height: 1.8;
  font-size: 1.05rem;
  margin-bottom: 15px;
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.project-gallery img {
  width: 100%;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.project-gallery img:hover {
  transform: scale(1.02);
}

.back-link {
  display: inline-block;
  margin-bottom: 30px;
  color: var(--primary-dark);
  font-weight: 500;
}

.back-link:hover {
  text-decoration: underline;
}

/* ============================================
   RESPONSIVE — Mobile Header + General
   ============================================ */
@media (max-width: 900px) {

  /* Show hamburger, hide desktop nav */
  .nav-toggle {
    display: flex;
  }

  .nav-overlay {
    display: block;
  }

  .nav-container {
    height: 72px;
    padding: 0 16px;
  }

  .logo img {
    height: 64px;
  }

  /* Nav becomes a slide-in drawer from the right */
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(300px, 80vw);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: #0d0d14;
    padding: 90px 28px 40px;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.38s cubic-bezier(0.4, 0, 0.2, 1);
    visibility: hidden;
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.5);
    overflow-y: auto;
    border-left: 1px solid rgba(255, 255, 255, 0.06);
  }

  .nav-links.open {
    transform: translateX(0);
    visibility: visible;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-link {
    display: block;
    width: 100%;
    padding: 14px 0;
    font-size: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 0;
  }

  .nav-link::after {
    display: none;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 24px;
    width: 100%;
  }

  .btn-whatsapp {
    width: 100%;
    justify-content: center;
    padding: 13px 22px;
    border-radius: 10px;
  }
}

@media (max-width: 900px) {
  .hero-container {
    flex-direction: column;
    text-align: center;
  }

  .hero-content {
    text-align: center;
  }

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

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.2rem;
  }

  .hero {
    padding: 100px 20px 80px;
    min-height: auto;
  }

  .hero-image-wrapper {
    max-width: 400px;
  }

  .stats-container {
    gap: 40px;
  }

  .stats-values-grid {
    gap: 40px;
    padding: 0 16px;
  }

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

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

  .project-meta {
    gap: 20px;
  }

  .project-header h1 {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.6rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .hero {
    padding: 80px 16px 60px;
  }

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

  .services {
    padding: 50px 16px;
  }

  .stats-container {
    gap: 32px;
  }

  .founder-card {
    padding: 24px 16px;
  }

  .founder-images {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-cta {
    padding: 50px 16px;
  }

  .portfolio-cta h2 {
    font-size: 1.6rem;
  }

  .filters {
    gap: 8px;
  }

  .filter-btn {
    padding: 8px 12px;
    font-size: 0.8rem;
  }

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

  .footer {
    padding: 40px 16px 20px;
  }

  .footer-grid {
    gap: 28px;
  }
}