/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  z-index: 1000;
  transition: all 0.3s ease;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.logo svg {
  width: 32px;
  height: 32px;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-primary);
  position: relative;
}

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

/* Mobile Menu Button */
.menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-btn svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-primary);
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background-color: var(--color-bg-white);
  box-shadow: var(--shadow-lg);
  z-index: 1001;
  transition: right 0.3s ease;
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.mobile-drawer.active {
  right: 0;
}

.close-btn {
  align-self: flex-end;
  background: none;
  border: none;
  cursor: pointer;
  margin-bottom: 2rem;
}

.close-btn svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-primary);
}

.mobile-drawer .nav-links {
  flex-direction: column;
  gap: 1.5rem;
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Layout Classes */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 6rem 0;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background-color: var(--color-primary);
  color: white;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
  max-width: 800px;
  text-align: center;
}

.hero h1 {
  color: white;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.125rem;
  font-weight: 400;
  margin-bottom: 2.5rem;
  color: rgba(255,255,255,0.9);
}

/* Grids */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  align-items: center;
}

/* Responsive */
@media (max-width: 992px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .menu-btn {
    display: block;
  }
  
  .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
}