:root {
  /* Palette */
  --bg-primary: #1a2f23;
  --bg-secondary: #2d4a3e;
  --accent-sage: #a9c5a0;
  --accent-mint: #d4e6d3;
  --text-main: #f0f4f0;
  --text-muted: #a0b3a6;
  --glass-bg: rgba(45, 74, 62, 0.6);
  --glass-border: rgba(255, 255, 255, 0.1);

  /* Typography */
  --font-main: 'Outfit', sans-serif;
  --font-display: 'Playfair Display', serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul {
  list-style: none;
}

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-padding {
  padding: 5rem 0;
}

.grid {
  display: grid;
  gap: 2rem;
}

/* Header */
.glass-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: transparent;
  transition: background 0.3s ease, padding 0.3s ease, border-bottom 0.3s ease;
  z-index: 1000;
  padding: 1.5rem 0;
  border-bottom: 1px solid transparent;
}

.glass-header.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  border-bottom: 1px solid var(--glass-border);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-mint);
  letter-spacing: 0.05em;
}

nav ul {
  display: flex;
  gap: 2rem;
}

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

/* Hero Section */
.hero-section {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(to bottom, rgba(26, 47, 35, 0.4), var(--bg-primary)), url('hero-bg.png');
  background-size: cover;
  background-position: center;
  z-index: -1;
}

.hero-content h1 {
  font-family: var(--font-display);
  font-size: 4rem;
  margin-bottom: 1rem;
  line-height: 1.1;
}

.hero-content .highlight {
  color: var(--accent-sage);
  font-style: italic;
}

.tagline {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.primary-btn {
  background-color: var(--accent-sage);
  color: var(--bg-primary);
}

.primary-btn:hover {
  background-color: var(--accent-mint);
  transform: translateY(-2px);
}

/* Projects Section */
.section-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
  color: var(--accent-mint);
}

.category-section {
  margin-bottom: 4rem;
}

.category-title {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: var(--text-main);
  text-align: center;
}

/* Carousel Styles */
.carousel-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel {
  display: flex;
  gap: 2rem;
  overflow-x: hidden;
  /* Disable manual scroll */
  scroll-snap-type: none;
  /* Managed by JS */
  padding: 2rem 0;
  width: 100%;
  justify-content: flex-start;
  scroll-behavior: auto;
  /* JS handles animation */
}

.carousel::-webkit-scrollbar {
  display: none;
}

.nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--accent-sage);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
}

.nav-btn:hover {
  background: var(--accent-sage);
  color: var(--bg-primary);
  transform: translateY(-50%) scale(1.1);
}

.nav-btn.prev {
  left: 1rem;
}

.nav-btn.next {
  right: 1rem;
}

.card {
  flex: 0 0 300px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  opacity: 0.4;
  transform: scale(0.85);
  filter: blur(4px);
  /* Strong blur for non-active */
  user-select: none;
}

.card.active {
  opacity: 1;
  transform: scale(1.1);
  filter: blur(0);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
  border-color: var(--accent-sage);
  z-index: 10;
}

.card:hover {
  border-color: var(--accent-mint);
}

.card-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.card-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent-sage), var(--bg-secondary));
  border-radius: 12px;
  margin-bottom: 1rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.card p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.tag {
  font-size: 0.8rem;
  padding: 0.3rem 0.8rem;
  background: rgba(169, 197, 160, 0.1);
  color: var(--accent-sage);
  border-radius: 20px;
  border: 1px solid rgba(169, 197, 160, 0.2);
}

/* About Section */
.about-section {
  background-color: var(--bg-secondary);
  text-align: center;
}

.about-content p {
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.2rem;
  color: var(--text-muted);
}

/* Footer */
footer {
  padding: 2rem 0;
  border-top: 1px solid var(--glass-border);
  margin-top: auto;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.socials {
  display: flex;
  gap: 1.5rem;
}

.socials a:hover {
  color: var(--accent-sage);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.5rem;
  }

  .header-content {
    flex-direction: column;
    gap: 1rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}