/* CSS Reset & Variables */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Updated color scheme to dark green, ivory, and yellow */
  /* Colors */
  --color-background: #1a2e1a;
  --color-surface: #243524;
  --color-surface-elevated: #2d422d;
  --color-primary: #e6c74c;
  --color-primary-hover: #f0d86a;
  --color-text: #fffff0;
  --color-text-muted: #d4d4c4;
  --color-text-subtle: #a8a898;
  --color-border: #3d523d;
  --color-accent: #8fbc8f;

  /* Typography */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

/* Base Styles */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}

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

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

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  /* Updated header background to match new color scheme */
  background-color: rgba(26, 46, 26, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.logo-title {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-list {
  display: none;
  list-style: none;
  gap: var(--space-xl);
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-base);
  position: relative;
}

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

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

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

/* Mobile Menu Button */
.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.hamburger {
  position: relative;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: background-color var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-base);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  bottom: -8px;
}

.mobile-menu-btn.active .hamburger {
  background-color: transparent;
}

.mobile-menu-btn.active .hamburger::before {
  transform: translateY(8px) rotate(45deg);
}

.mobile-menu-btn.active .hamburger::after {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Navigation */
.mobile-nav {
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-lg);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
  z-index: 99;
}

.mobile-nav.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-nav-link {
  display: block;
  padding: var(--space-sm) 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-base);
}

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

/* Hero Section */
.hero {
  padding: calc(72px + var(--space-3xl)) 0 var(--space-3xl);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

/* Added hero wrapper for flex layout between text and photo */
.hero-wrapper {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  gap: var(--space-2xl);
}

.hero-text {
  flex: 1;
}

.greeting {
  font-size: 0.875rem;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero-title {
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
  max-width: 700px;
  margin-bottom: var(--space-lg);
}

.hero-description {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

/* Added photo container styles */
.hero-photo {
  flex-shrink: 0;
}

.photo-container {
  position: relative;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid var(--color-primary);
  box-shadow: 0 0 0 8px rgba(230, 199, 76, 0.1), 0 20px 40px rgba(0, 0, 0, 0.3);
}

.profile-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.photo-container:hover .profile-image {
  transform: scale(1.05);
}

.photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(230, 199, 76, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}

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

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

/* Section Styles */
.section-header {
  margin-bottom: var(--space-2xl);
}

.section-label {
  font-size: 0.75rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 600;
  color: var(--color-text);
}

/* Projects Section */
.projects {
  padding: var(--space-3xl) 0;
  background-color: var(--color-surface);
}

.projects-grid {
  display: grid;
  gap: var(--space-xl);
}

.project-card {
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-slow);
}

.project-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.project-image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

/* Added styles for project icon containers */
.project-icon-container {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-elevated) 100%);
  gap: var(--space-md);
}

.project-icon {
  color: var(--color-primary);
  transition: transform var(--transition-slow), color var(--transition-base);
}

.project-card:hover .project-icon {
  transform: scale(1.1);
  color: var(--color-primary-hover);
}

.project-icon-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

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

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.9), transparent);
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: var(--space-lg);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.view-project {
  font-size: 0.875rem;
  color: var(--color-primary);
  font-weight: 500;
}

.project-info {
  padding: var(--space-lg);
}

.project-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.project-description {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.tag {
  font-size: 0.75rem;
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--color-surface);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-primary);
  font-weight: 500;
  transition: color var(--transition-base);
}

.project-link:hover {
  color: var(--color-primary-hover);
}

.project-link svg {
  transition: transform var(--transition-base);
}

.project-link:hover svg {
  transform: translate(2px, -2px);
}

/* Skills Section */
.skills {
  padding: var(--space-3xl) 0;
}

.skills-grid {
  display: grid;
  gap: var(--space-lg);
}

.skill-item {
  padding: var(--space-lg);
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.skill-item:hover {
  border-color: var(--color-primary);
}

.skill-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface-elevated);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.skill-item h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.skill-item p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Contact Section */
.contact {
  padding: var(--space-3xl) 0;
  background-color: var(--color-surface);
}

.contact-content {
  max-width: 600px;
}

.contact-description {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition-base);
}

.contact-link:hover {
  color: var(--color-primary);
}

.contact-link svg {
  flex-shrink: 0;
}

/* Footer */
.footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.copyright {
  font-size: 0.875rem;
  color: var(--color-text-subtle);
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition-base);
}

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

/* Responsive Styles */
@media (min-width: 640px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-content {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 768px) {
  .nav-list {
    display: flex;
  }

  .mobile-menu-btn {
    display: none;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .contact-links {
    flex-direction: row;
    gap: var(--space-xl);
  }

  /* Added responsive styles for hero wrapper */
  .hero-wrapper {
    flex-direction: row;
    justify-content: space-between;
    gap: var(--space-3xl);
  }

  .photo-container {
    width: 320px;
    height: 320px;
  }
}

@media (min-width: 1024px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .skills-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .photo-container {
    width: 380px;
    height: 380px;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.project-card {
  animation: fadeInUp 0.6s ease forwards;
}

.project-card:nth-child(1) {
  animation-delay: 0.1s;
}

.project-card:nth-child(2) {
  animation-delay: 0.2s;
}

.project-card:nth-child(3) {
  animation-delay: 0.3s;
}