/* 
   CV Earth Tones - Variabel CSS & Pengaturan Tema
    */
:root {
  /* warna Earth Tones - Mode Terang */
  --cream: #FAF7F0;
  --beige: #E8DCC4;
  --muted-brown: #8B7355;
  --terracotta: #C07F5F;
  --dark-brown: #4A3F35;
  --warm-white: #FFFBF5;
  
  /* Mode Terang */
  --bg-primary: var(--cream);
  --bg-secondary: var(--beige);
  --bg-card: var(--warm-white);
  --text-primary: var(--dark-brown);
  --text-secondary: var(--muted-brown);
  --text-muted: #A89584;
  --accent-primary: var(--terracotta);
  --accent-secondary: #D4916F;
  
  /*  UI */
  --border-color: rgba(139, 115, 85, 0.2);
  --shadow-sm: 0 2px 8px rgba(74, 63, 53, 0.08);
  --shadow-md: 0 4px 16px rgba(74, 63, 53, 0.12);
  --shadow-lg: 0 8px 32px rgba(74, 63, 53, 0.16);
  --shadow-warm: 0 4px 20px rgba(192, 127, 95, 0.15);
  
  /* Tipografi */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Space Grotesk', var(--font-primary);
  
  /* Spasi */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Radius Border */
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  /* Transisi */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/*  Mode Gelap */
[data-theme="dark"] {
  --dark-cream: #2A2520;
  --dark-beige: #3D3530;
  --light-brown: #B8A490;
  --warm-terracotta: #D4916F;
  --cream-text: #F5EFE7;
  --dark-card: #342E28;
  
  /* Warna Semantik - Mode Gelap */
  --bg-primary: var(--dark-cream);
  --bg-secondary: var(--dark-beige);
  --bg-card: var(--dark-card);
  --text-primary: var(--cream-text);
  --text-secondary: var(--light-brown);
  --text-muted: #9B8B7E;
  --accent-primary: var(--warm-terracotta);
  --accent-secondary: #E8A87C;
  
  --border-color: rgba(184, 164, 144, 0.15);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-warm: 0 4px 20px rgba(212, 145, 111, 0.2);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color var(--transition-base), color var(--transition-base);
}

/* penulisam */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(3rem, 6vw, 5.5rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
  color: var(--text-secondary);
  line-height: 1.8;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--terracotta) 0%, var(--muted-brown) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--terracotta), var(--muted-brown));
  margin: var(--spacing-sm) auto 0;
  border-radius: var(--radius-full);
}

/* tombol mode */
.theme-toggle {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1001;
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  border: none;
  background: var(--bg-card);
  box-shadow: 0 4px 20px rgba(74, 63, 53, 0.2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  padding: 0;
}

[data-theme="dark"] .theme-toggle {
  box-shadow: 0 4px 20px rgba(212, 145, 111, 0.3);
}

.theme-toggle:hover {
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 8px 30px rgba(192, 127, 95, 0.4);
}

.theme-toggle:active {
  transform: scale(0.95);
}

.theme-toggle svg {
  width: 28px;
  height: 28px;
  color: var(--text-primary);
  transition: transform var(--transition-base);
}

.theme-toggle:hover svg {
  transform: rotate(20deg);
}

.sun-icon {
  display: block;
}

.moon-icon {
  display: none;
}

[data-theme="dark"] .sun-icon {
  display: none;
}

[data-theme="dark"] .moon-icon {
  display: block;
}

/* 
   Navigasi
   */
.navbar {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(250, 247, 240, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-sm) 0;
  transition: all var(--transition-base);
}

[data-theme="dark"] .navbar {
  background: rgba(42, 37, 32, 0.95);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

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

.logo-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-brand img {
  height:70px;
  width: 70px;
  object-fit: contain;
  transition: transform var(--transition-base);
}

.logo-brand:hover img {
  transform: scale(1.08);
}

/* Ganti tema logo */
.logo-dark {
  display: none;
}

[data-theme="dark"] .logo-light {
  display: none;
}

[data-theme="dark"] .logo-dark {
  display: block;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--terracotta), var(--muted-brown));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--spacing-md);
  margin: 0;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-secondary);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

/* hero  */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--spacing-lg) 0;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.hero-text {
  padding-left: var(--spacing-lg);
}

.hero-title {
  margin-bottom: var(--spacing-sm);
  background: linear-gradient(135deg, var(--terracotta) 0%, var(--dark-brown) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.hero-tagline {
  font-size: 1.25rem;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
  font-weight: 300;
}

.hero-description {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.btn {
  padding: 1rem 2.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  display: inline-block;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--terracotta) 0%, var(--muted-brown) 100%);
  color: white;
  box-shadow: var(--shadow-warm);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  color: white;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--accent-primary);
}

.btn-secondary:hover {
  background: var(--accent-primary);
  color: white;
  transform: translateY(-3px);
}

.profile-photo {
  position: relative;
  width: 100%;
  max-width: 450px;
  margin: 0 auto;
}

.profile-photo::before {
  content: '';
  position: absolute;
  inset: -15px;
  background: linear-gradient(135deg, var(--terracotta), var(--muted-brown));
  border-radius: var(--radius-lg);
  z-index: -1;
  opacity: 0.3;
  filter: blur(30px);
}

.profile-photo img {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 4px solid var(--bg-card);
  box-shadow: var(--shadow-lg);
}

/* Ganti tema foto hero */
.hero-photo-dark {
  display: none;
}

[data-theme="dark"] .hero-photo-light {
  display: none;
}

[data-theme="dark"] .hero-photo-dark {
  display: block;
}

/* about */
.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.about-text p {
  font-size: 1.15rem;
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.focus-areas,
.career-goal {
  background: var(--bg-card);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  border-left: 4px solid var(--accent-primary);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.focus-areas:hover,
.career-goal:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(5px);
}

.focus-areas h3,
.career-goal h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  font-size: 1.5rem;
}

.focus-areas ul {
  list-style: none;
  padding-left: 0;
}

.focus-areas li {
  padding: var(--spacing-xs) 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 2rem;
  font-size: 1.1rem;
}

.focus-areas li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-primary);
  font-weight: bold;
  font-size: 1.25rem;
}

/* sekolah */
.education-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-md);
  max-width: 1000px;
  margin: 0 auto;
}

.education-card {
  background: var(--bg-card);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 2px solid var(--border-color);
  text-align: center;
}

.education-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-primary);
}

.education-logo {
  display: block;
  width: 100px;
  height: 100px;
  margin: 0 auto var(--spacing-sm);
  transition: transform var(--transition-base);
  background: #FFFFFF;
  padding: 1rem;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: relative;
}

.education-logo::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: var(--radius-md);
  padding: 3px;
  background: linear-gradient(45deg, #C07F5F, #8B7355, #C07F5F, #8B7355);
  background-size: 300% 300%;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.education-logo:hover::before {
  opacity: 1;
  animation: borderRotate 3s linear infinite;
}

@keyframes borderRotate {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.education-logo:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.education-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.education-content h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 700;
}

.education-level {
  color: var(--terracotta);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  font-size: 1.1rem;
}

.education-major {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.education-year {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* skill */
.skills-category {
  margin-bottom: var(--spacing-lg);
}

.skills-category h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  font-size: 1.75rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.skill-item {
  background: var(--bg-card);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--border-color);
  transition: all var(--transition-base);
  cursor: pointer;
}

.skill-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-warm);
  border-color: var(--accent-primary);
}

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

.skill-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-xs);
}

.skill-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1.1rem;
  transition: color var(--transition-fast);
}

.skill-percentage {
  color: var(--accent-primary);
  font-weight: 700;
  font-size: 1.1rem;
}

.skill-bar {
  height: 10px;
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--terracotta), var(--muted-brown));
  border-radius: var(--radius-full);
  width: 0;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.skill-tag {
  background: var(--bg-card);
  color: var(--text-primary);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  border: 2px solid var(--border-color);
  transition: all var(--transition-base);
  cursor: pointer;
  font-weight: 500;
}

.skill-tag:hover {
  background: linear-gradient(135deg, var(--terracotta), var(--muted-brown));
  color: white;
  border-color: transparent;
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-warm);
}

/* project */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-md);
}

.project-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 2px solid var(--border-color);
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-warm);
  border-color: var(--accent-primary);
}

.project-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  background: var(--bg-secondary);
}

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

.project-card:hover .project-image img {
  transform: scale(1.1);
}

.project-content {
  padding: var(--spacing-md);
}

.project-content h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  font-size: 1.5rem;
}

.project-description {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}

.tech-tag {
  background: linear-gradient(135deg, var(--terracotta), var(--muted-brown));
  color: white;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-sm);
  border-top: 2px solid var(--border-color);
}

.project-type {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-style: italic;
}

.project-status {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.project-link {
  color: var(--accent-primary);
  font-weight: 600;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.project-link:hover {
  color: var(--accent-secondary);
  text-decoration: underline;
}

.wayback-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.wayback-badge {
  background: linear-gradient(135deg, #C07F5F 0%, #8B7355 100%);
  color: #FFFFFF;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.wayback-link:hover .wayback-badge {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(192, 127, 95, 0.4);
  text-decoration: none;
}

/* exp */
.experience-timeline {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.experience-card {
  background: var(--bg-card);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--spacing-md);
  transition: all var(--transition-base);
  border: 2px solid var(--border-color);
}

.experience-card:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-warm);
  border-color: var(--accent-primary);
}

.experience-logo {
  width: 120px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
}

.experience-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.experience-content h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
  font-size: 1.5rem;
}

.experience-org {
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  font-size: 1.1rem;
}

.experience-year {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-sm);
}

.experience-description {
  color: var(--text-secondary);
  line-height: 1.8;
}

/* serti */
.certificates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  max-width: 1000px;
  margin: 0 auto;
}

.certificate-card {
  background: var(--bg-card);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: all var(--transition-base);
  border: 2px solid var(--border-color);
}

.certificate-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-warm);
  border-color: var(--accent-primary);
}

.certificate-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-sm);
  color: var(--accent-primary);
}

.certificate-card h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
  font-size: 1.25rem;
}

.certificate-issuer {
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  font-size: 1.05rem;
}

.certificate-year {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* kontak */
.contact-content {
  max-width: 800px;
  margin: 0 auto;
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.contact-item {
  background: var(--bg-card);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--border-color);
  transition: all var(--transition-base);
}

.contact-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-warm);
  border-color: var(--accent-primary);
}

.contact-icon {
  width: 32px;
  height: 32px;
  color: var(--accent-primary);
  flex-shrink: 0;
}

.contact-label {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
}

.contact-item a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  word-break: break-word;
}

.contact-item:hover a {
  color: var(--accent-primary);
}

/* footer*/
.footer {
  background: var(--bg-secondary);
  padding: var(--spacing-md) 0;
  text-align: center;
  border-top: 2px solid var(--border-color);
}

.footer-copyright {
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.footer-quote {
  color: var(--text-secondary);
  font-style: italic;
  font-size: 0.95rem;
}

/* animasi */
.fade-in {
  opacity: 0;
  animation: fadeIn 0.8s ease forwards;
}

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

.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* responfis */
@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text {
    order: 2;
    padding-left: 0;
  }
  
  .hero-image {
    order: 1;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  /*  font mobile */
  h1 {
    font-size: clamp(2rem, 8vw, 3rem) !important;
  }
  
  h2 {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }
  
  .hero-tagline {
    font-size: 1rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .experience-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .experience-logo {
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-card);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--border-color);
  }
  
  .section {
    padding: var(--spacing-lg) 0;
  }
  
  .education-timeline,
  .projects-grid,
  .skills-grid {
    grid-template-columns: 1fr;
  }
  
  .theme-toggle {
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
  }
  
  .theme-toggle svg {
    width: 24px;
    height: 24px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .btn {
    padding: 0.875rem 2rem;
    font-size: 0.95rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
}