:root {
  --bg-primary: #0a0a0c;
  --bg-secondary: #121217;
  --bg-accent: #1a1a21;
  
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  --brand-primary: #ff3e00;
  --brand-secondary: #ff7b00;
  --brand-glow: rgba(255, 62, 0, 0.3);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-bright: rgba(255, 255, 255, 0.15);
  
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 48px;
  --space-2xl: 80px;
  --space-3xl: 120px;
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

h1, h2, h3, h4, .display-text {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 10, 12, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
  height: 80px;
  display: flex;
  align-items: center;
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -1px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-logo span {
  color: var(--brand-primary);
}

.nav-links {
  display: flex;
  gap: var(--space-xl);
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  overflow: hidden;
}

.hero-bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 30vw;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.02);
  z-index: -1;
  pointer-events: none;
  white-space: nowrap;
}

.hero-content {
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-accent);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  color: var(--brand-primary);
}

.hero-title {
  font-size: clamp(3rem, 8vw, 6rem);
  margin-bottom: var(--space-md);
}

.hero-title span {
  display: block;
  color: var(--text-secondary);
}

.hero-description {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: var(--space-xl);
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: var(--brand-primary);
  color: white;
  box-shadow: 0 10px 20px var(--brand-glow);
}

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

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-bright);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: var(--bg-accent);
}

/* Sections */
section {
  margin-top: var(--space-3xl);
  padding-bottom: var(--space-2xl);
}

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

.section-tag {
  color: var(--brand-primary);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-10px);
  border-color: var(--border-bright);
}

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

.placeholder-image {
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, var(--bg-accent), var(--bg-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 1.2rem;
  transition: var(--transition);
}

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

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

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

.project-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--brand-primary);
  text-transform: uppercase;
}

.project-name {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.project-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
}

/* Experience */
.exp-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.exp-item {
  display: grid;
  grid-template-columns: 200px 1fr auto;
  padding: var(--space-xl);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  align-items: center;
}

.exp-date {
  color: var(--text-muted);
  font-weight: 600;
}

.exp-content h4 {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.exp-content p {
  color: var(--text-secondary);
}

.exp-link {
  color: var(--brand-primary);
  font-weight: 600;
}

/* Resume Page Specific */
.resume-main {
  margin-top: 160px;
  max-width: 900px;
}

.resume-header {
  margin-bottom: var(--space-2xl);
}

.resume-title {
  font-size: 4rem;
  margin-bottom: var(--space-md);
}

.resume-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.resume-grid {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: var(--space-2xl);
}

.resume-section-title {
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.resume-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--text-secondary);
}

.resume-list-bullet {
  color: var(--text-secondary);
  list-style: disc;
  padding-left: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.resume-item {
  margin-bottom: var(--space-xl);
}

.resume-item-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.resume-item-title {
  font-size: 1.5rem;
}

.resume-item-date {
  color: var(--brand-primary);
  font-weight: 600;
}

.resume-item-org {
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.resume-footer {
  background: none;
  border-top: 1px solid var(--border-subtle);
  margin-top: var(--space-3xl);
  padding: var(--space-2xl) 0;
}

.resume-footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

@media (max-width: 768px) {
  .resume-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .resume-header-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }
  
  .resume-title {
    font-size: 3rem;
  }
}

/* Footer */
footer {
  margin-top: var(--space-3xl);
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.footer-main h2 {
  font-size: clamp(2rem, 6vw, 5rem);
  margin-bottom: var(--space-lg);
}

.footer-main .email-link {
  font-size: clamp(1.5rem, 4vw, 3rem);
  color: var(--text-secondary);
  font-weight: 300;
  border-bottom: 2px solid var(--brand-primary);
}

.footer-main .email-link:hover {
  color: var(--text-primary);
}

.footer-bottom {
  margin-top: var(--space-2xl);
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.9rem;
}

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

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .exp-item {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .nav-links {
    display: none;
  }
  
  .footer-content {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xl);
  }
}