* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

:root {
  --primary-white: #ffffff;
  --primary-black: #000000;
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #e5e5e5;
  --gray-300: #d4d4d4;
  --gray-400: #a3a3a3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;
  --accent-color: #4a5568;
  --accent-hover: #2d3748;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background-color: var(--primary-white);
  color: var(--gray-800);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

.page-content {
  padding-top: 6rem;
}

@media (min-width: 1200px) {
  .page-content {
    padding-top: 5.5rem;
  }
}

body.sidebar-open {
  overflow: hidden;
}

.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 999;
  display: none;
  backdrop-filter: blur(4px);
}

.sidebar-overlay.active {
  display: block;
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInRight {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 5%;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: var(--transition);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar.scrolled {
  padding: 1rem 5%;
  box-shadow: var(--shadow-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--primary-black);
  text-decoration: none;
  z-index: 1001;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  margin-left: auto;
  margin-right: 2rem;
}

.nav-links a {
  color: var(--gray-700);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: var(--transition);
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a:hover {
  color: var(--primary-black);
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  background-color: var(--accent-color);
  left: 50%;
  bottom: -2px;
  transform: translateX(-50%);
  transition: width 0.3s ease, transform 0.3s ease;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.language-selector {
  position: relative;
}

.language-btn {
  background: transparent;
  border: 1px solid var(--gray-300);
  padding: 0.6rem 1.2rem;
  border-radius: 50px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: var(--transition);
}

.language-btn:hover {
  border-color: var(--gray-500);
  color: var(--primary-black);
}

.language-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  background-color: var(--primary-white);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  min-width: 140px;
  display: none;
  z-index: 10;
  overflow: hidden;
  border: 1px solid var(--gray-200);
}

.language-dropdown.show {
  display: block;
  animation: fadeIn 0.3s ease-out;
}

.language-option {
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
  color: var(--gray-700);
  text-decoration: none;
  border-bottom: 1px solid var(--gray-100);
}

.language-option:last-child {
  border-bottom: none;
}

.language-option:hover {
  background-color: var(--gray-50);
  color: var(--primary-black);
}

.login-link {
  background-color: var(--primary-black);
  color: var(--primary-white);
  border: none;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.login-link:hover {
  background-color: var(--gray-800);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.desktop-login {
  display: block;
}

.mobile-login {
  display: none;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
  transition: var(--transition);
  color: var(--gray-800);
  font-size: 1.8rem;
}

.mobile-menu-btn i {
  transition: var(--transition);
}

.mobile-sidebar {
  position: fixed;
  top: 0;
  right: -100%;
  width: 320px;
  height: 100vh;
  background-color: var(--primary-white);
  box-shadow: var(--shadow-xl);
  z-index: 1001;
  transition: var(--transition);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-sidebar.active {
  right: 0;
  animation: slideInRight 0.3s ease-out;
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--gray-200);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--primary-black);
}

.close-sidebar {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--gray-600);
  cursor: pointer;
  padding: 0.5rem;
  transition: var(--transition);
}

.close-sidebar:hover {
  color: var(--primary-black);
  transform: rotate(90deg);
}

.mobile-nav-links {
  list-style: none;
  margin-bottom: 2rem;
}

.mobile-nav-links li {
  margin-bottom: 0.5rem;
}

.mobile-nav-links a {
  color: var(--gray-800);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  display: block;
  padding: 1rem 0;
  border-bottom: 1px solid var(--gray-100);
  transition: var(--transition);
}

.mobile-nav-links a:hover {
  color: var(--accent-color);
  padding-left: 0.5rem;
}

.sidebar-divider {
  height: 1px;
  background-color: var(--gray-200);
  margin: 2rem 0;
}

.sidebar-social {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: auto;
}

.sidebar-social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  text-decoration: none;
  transition: var(--transition);
  background-color: var(--gray-100);
  color: var(--gray-700);
}

.sidebar-social-link i {
  font-size: 1.3rem;
  transition: var(--transition);
}

.sidebar-social-link--houses:hover i {
  color: #4267B2;
}

.sidebar-social-link--facebook:hover i {
  color: #1877F2;
}

.sidebar-social-link--instagram:hover i {
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

.sidebar-social-link--whatsapp:hover i {
  color: #25D366;
}

@media (max-width: 991px) {
  .nav-links,
  .desktop-login {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .mobile-login {
    display: block;
  }
}

@media (max-width: 767px) {
  .mobile-sidebar {
    width: 300px;
    padding: 1.5rem;
  }
}

@media (max-width: 424px) {
  .mobile-sidebar {
    width: 100%;
    padding: 1.2rem;
  }
}