/* Cyber Modern - Marcos Santos Portfolio */

/* ===== CSS VARIABLES ===== */
:root {
  /* Cyber Color Palette */
  --cyber-black: #0a0a0a;
  --cyber-dark: #1a1a1a;
  --cyber-gray: #2a2a2a;
  --cyber-light-gray: #3a3a3a;
  --cyber-white: #ffffff;
  --cyber-orange: #ff6b35;
  --cyber-orange-dark: #e55a2b;
  --cyber-blue: #0066cc;
  --cyber-blue-dark: #004499;
  --cyber-cyan: #00ffff;
  --cyber-green: #00ff41;
  --cyber-red: #ff0040;
  --cyber-purple: #8b5cf6;
  --cyber-violet: #a855f7;
  --cyber-purple-dark: #7c3aed;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--cyber-orange) 0%, var(--cyber-red) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--cyber-blue) 0%, var(--cyber-cyan) 100%);
  --gradient-dark: linear-gradient(135deg, var(--cyber-black) 0%, var(--cyber-dark) 100%);
  --gradient-glow: linear-gradient(45deg, var(--cyber-orange), var(--cyber-cyan), var(--cyber-orange));
  
  /* Typography */
  --font-primary: 'Orbitron', monospace;
  --font-secondary: 'Inter', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Effects */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(255, 107, 53, 0.5);
  --shadow-cyan: 0 0 20px rgba(0, 255, 255, 0.5);
  --shadow-purple: 0 0 20px rgba(139, 92, 246, 0.5);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ===== RESET & BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-secondary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--cyber-white);
  background-color: var(--cyber-black);
  overflow-x: hidden;
  position: relative;
}

/* ===== MATRIX BACKGROUND ===== */
.matrix-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.05;
}

#matrix {
  width: 100%;
  height: 100%;
}

/* ===== PRELOADER ===== */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--cyber-black);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity var(--transition-slow);
}

.preloader.hidden {
  opacity: 0;
  pointer-events: none;
}

.cyber-spinner {
  text-align: center;
}

.spinner-ring {
  width: 60px;
  height: 60px;
  border: 3px solid var(--cyber-gray);
  border-top: 3px solid var(--cyber-orange);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--spacing-lg);
}

.spinner-text {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  color: var(--cyber-orange);
  letter-spacing: 2px;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ===== NAVIGATION ===== */
.cyber-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--cyber-orange);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 80px;
  position: relative;
}

.nav-brand {
  display: flex;
  align-items: center;
  position: absolute;
  left: var(--spacing-lg);
}

.logo-container {
  display: flex;
  align-items: center;
}

.logo {
  height: 60px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: filter var(--transition-normal);
}

.logo:hover {
  filter: brightness(0) invert(1) sepia(1) saturate(5) hue-rotate(0deg);
}



.nav-menu {
  display: flex;
  gap: var(--spacing-xl);
  justify-content: center;
}

.nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--cyber-white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 4px;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  opacity: 0.8;
}

.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 107, 53, 0.1);
  transition: left var(--transition-normal);
  z-index: -1;
}

.nav-link:hover::before,
.nav-link.active::before {
  left: 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--cyber-orange);
  border-color: var(--cyber-orange);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
  opacity: 1;
}

.nav-link:hover .nav-icon,
.nav-link.active .nav-icon {
  opacity: 1;
}

.nav-icon {
  font-family: var(--font-primary);
  font-size: var(--font-size-xs);
  color: var(--cyber-orange);
  margin-bottom: var(--spacing-xs);
  font-weight: 700;
  opacity: 0.8;
  transition: opacity var(--transition-normal);
}

.nav-text {
  font-family: var(--font-primary);
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 1px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.hamburger {
  width: 25px;
  height: 20px;
  position: relative;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--cyber-orange);
  margin: 4px 0;
  transition: all var(--transition-normal);
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--cyber-black);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(255, 107, 53, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(45deg, transparent 48%, rgba(255, 107, 53, 0.06) 50%, transparent 52%),
    linear-gradient(-45deg, transparent 48%, rgba(0, 255, 255, 0.05) 50%, transparent 52%);
  background-size: 80px 80px, 60px 60px;
  pointer-events: none;
}

/* Elementos geométricos flutuantes */
.hero .geometric-shapes {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 0;
}

.hero .geometric-shapes::before,
.hero .geometric-shapes::after {
  content: '';
  position: absolute;
  border: 2px solid rgba(255, 107, 53, 0.25);
  border-radius: 50%;
}

.hero .geometric-shapes::before {
  width: 200px;
  height: 200px;
  top: 10%;
  right: 10%;
  animation: float 6s ease-in-out infinite;
}

.hero .geometric-shapes::after {
  width: 150px;
  height: 150px;
  bottom: 20%;
  left: 5%;
  animation: float 8s ease-in-out infinite reverse;
}

/* Elementos geométricos adicionais */
.hero .geometric-shapes .shape-1 {
  position: absolute;
  width: 100px;
  height: 100px;
  top: 60%;
  right: 20%;
  border: 2px solid rgba(0, 255, 255, 0.2);
  border-radius: 0;
  transform: rotate(45deg);
  animation: float 7s ease-in-out infinite;
}

.hero .geometric-shapes .shape-2 {
  position: absolute;
  width: 80px;
  height: 80px;
  top: 15%;
  left: 15%;
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-radius: 50%;
  animation: float 9s ease-in-out infinite reverse;
}

.hero .geometric-shapes .shape-3 {
  position: absolute;
  width: 120px;
  height: 60px;
  bottom: 10%;
  right: 5%;
  border: 2px solid rgba(255, 107, 53, 0.2);
  border-radius: 0;
  transform: rotate(30deg);
  animation: float 10s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  position: relative;
  z-index: 1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.hero-subtitle {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.subtitle-line {
  height: 1px;
  width: 60px;
  background: var(--cyber-orange);
}

.subtitle-text {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: 400;
  letter-spacing: 3px;
  color: var(--cyber-orange);
  text-transform: uppercase;
}

.hero-title {
  margin-bottom: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.title-line {
  display: block;
  font-family: var(--font-primary);
  font-size: var(--font-size-6xl);
  font-weight: 900;
  line-height: 1.1;
  color: var(--cyber-white);
  text-shadow: 3px 3px 0 var(--cyber-black);
}

.title-line.highlight {
  color: var(--cyber-purple);
  font-size: var(--font-size-5xl);
  text-shadow: 3px 3px 0 var(--cyber-black);
}



.title-subtitle {
  display: block;
  font-family: var(--font-primary);
  font-size: var(--font-size-xl);
  color: var(--cyber-cyan);
  letter-spacing: 3px;
  margin-top: var(--spacing-md);
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--cyber-white);
  margin-bottom: var(--spacing-2xl);
  line-height: 1.7;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-item {
  text-align: center;
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  transition: all var(--transition-normal);
}

.stat-item:hover {
  background: rgba(255, 107, 53, 0.1);
  border-color: var(--cyber-orange);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

.stat-number {
  font-family: var(--font-primary);
  font-size: var(--font-size-3xl);
  font-weight: 900;
  color: var(--cyber-orange);
  margin-bottom: var(--spacing-sm);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--cyber-white);
  opacity: 0.8;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg) var(--spacing-2xl);
  border: 2px solid transparent;
  border-radius: 8px;
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  transition: left var(--transition-normal);
  z-index: -1;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--cyber-white);
  border-color: var(--cyber-orange);
}

.btn-primary::before {
  background: var(--gradient-secondary);
}

.btn-primary:hover {
  background: var(--cyber-white);
  color: var(--cyber-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
  border-color: var(--cyber-white);
}

.btn-primary:hover::before {
  left: 0;
}

.btn-secondary {
  background: transparent;
  color: var(--cyber-cyan);
  border-color: var(--cyber-cyan);
}

.btn-secondary::before {
  background: var(--gradient-primary);
}

.btn-secondary:hover {
  background: var(--cyber-cyan);
  color: var(--cyber-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 255, 255, 0.4);
  border-color: var(--cyber-cyan);
}

.btn-secondary:hover::before {
  left: 0;
}



.btn-text {
  font-weight: 700;
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image {
  position: relative;
  width: 320px;
  height: 600px;
  border-radius: 12px;
  overflow: hidden;
}

.profile-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.3) contrast(1.1);
}

.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(139, 92, 246, 0.1);
  pointer-events: none;
}

.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-2xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.scroll-line {
  width: 2px;
  height: 40px;
  background: var(--cyber-purple);
  border-radius: 1px;
}

.scroll-text {
  font-family: var(--font-primary);
  font-size: var(--font-size-xs);
  color: var(--cyber-purple);
  letter-spacing: 2px;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--cyber-black);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: var(--spacing-2xl);
    transition: left var(--transition-normal);
    border-top: 1px solid var(--cyber-orange);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-2xl);
  }

  .title-line {
    font-size: var(--font-size-4xl);
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    padding: var(--spacing-lg);
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-image {
    width: 260px;
    height: 480px;
  }
}

@media (max-width: 480px) {
  .title-line {
    font-size: var(--font-size-3xl);
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .hero-image {
    width: 240px;
    height: 420px;
  }
}

/* ===== UTILITY CLASSES ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  position: relative;
  z-index: 2;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(255, 107, 53, 0.1);
  border: 1px solid var(--cyber-orange);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 25px;
  margin-bottom: var(--spacing-lg);
}

.badge-number {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: 900;
  color: var(--cyber-orange);
}

.badge-text {
  font-family: var(--font-primary);
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--cyber-orange);
}

.section-title {
  font-family: var(--font-primary);
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--cyber-white);
  margin-bottom: var(--spacing-lg);
}

.section-title .highlight {
  color: var(--cyber-purple);
}

/* ===== ABOUT SECTION ===== */
.about {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--cyber-black) 0%, var(--cyber-dark) 100%);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 255, 255, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.about-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3xl);
  position: relative;
  z-index: 1;
}

/* About Header */
.about-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.experience-badge {
  background: linear-gradient(135deg, var(--cyber-purple), var(--cyber-violet));
  border: 2px solid var(--cyber-white);
  border-radius: 50%;
  width: 100px;
  height: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 15px 35px rgba(139, 92, 246, 0.4);
  flex-shrink: 0;
}

.badge-years {
  font-family: var(--font-primary);
  font-size: var(--font-size-xl);
  font-weight: 900;
  color: var(--cyber-white);
  line-height: 1;
}

.experience-badge .badge-text {
  font-family: var(--font-secondary);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--cyber-white);
  opacity: 0.9;
  text-align: center;
  line-height: 1.2;
}

.about-subtitle {
  font-family: var(--font-primary);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--cyber-white);
  margin: 0;
  flex-grow: 1;
}

/* About Sections */
.about-sections {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3xl);
}

/* Journey Timeline */
.journey-timeline {
  position: relative;
  padding: var(--spacing-2xl) 0;
  overflow: hidden;
}

.timeline-container {
  display: flex;
  gap: var(--spacing-2xl);
  padding: var(--spacing-xl) 0;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE and Edge */
  position: relative;
}

.timeline-container::-webkit-scrollbar {
  display: none; /* Chrome, Safari, Opera */
}

/* Timeline Line */
.timeline-line {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(139, 92, 246, 0.2);
  z-index: 1;
  transform: translateY(-50%);
}

/* Timeline Items */
.timeline-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  min-width: 400px;
  max-width: 450px;
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

/* Timeline Marker */
.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  position: relative;
  z-index: 3;
}

.marker-dot {
  width: 12px;
  height: 12px;
  background: var(--cyber-purple);
  border-radius: 50%;
  position: relative;
  z-index: 3;
}

.marker-number {
  font-family: var(--font-primary);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--cyber-purple);
  opacity: 0.8;
}

.marker-icon {
  font-size: var(--font-size-base);
  margin-top: var(--spacing-xs);
  opacity: 0.7;
}

/* Timeline Content */
.timeline-content {
  width: 100%;
  background: rgba(139, 92, 246, 0.03);
  border: 1px solid rgba(139, 92, 246, 0.05);
  border-radius: 12px;
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
  position: relative;
}

.timeline-content:hover {
  background: rgba(139, 92, 246, 0.08);
  border-color: rgba(139, 92, 246, 0.2);
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(139, 92, 246, 0.1);
}

/* Content Header */
.content-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  gap: var(--spacing-md);
}

.content-header h3 {
  font-family: var(--font-primary);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--cyber-purple);
  margin: 0;
}

.timeline-year {
  font-family: var(--font-secondary);
  font-size: var(--font-size-xs);
  color: var(--cyber-cyan);
  opacity: 0.8;
  white-space: nowrap;
}

/* Timeline Content Text */
.timeline-content p {
  font-family: var(--font-secondary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--cyber-white);
  opacity: 0.9;
  margin: 0;
}

/* Timeline Item Active State */
.timeline-item.active .timeline-content {
  background: rgba(139, 92, 246, 0.08);
  border-color: rgba(139, 92, 246, 0.2);
}

.timeline-item.active .marker-dot {
  background: var(--cyber-cyan);
}



/* Skills Section */
.skills-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  padding: var(--spacing-2xl);
  background: rgba(0, 255, 255, 0.03);
  border: 1px solid rgba(0, 255, 255, 0.1);
  border-radius: 16px;
}

.skills-title {
  font-family: var(--font-primary);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--cyber-white);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.skill-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background: rgba(0, 255, 255, 0.05);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 12px;
  transition: all var(--transition-normal);
}

.skill-card:hover {
  background: rgba(0, 255, 255, 0.08);
  border-color: var(--cyber-cyan);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 255, 255, 0.15);
}

.skill-icon {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.skill-info h4 {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--cyber-cyan);
  margin-bottom: var(--spacing-sm);
}

.skill-info p {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  color: var(--cyber-white);
  opacity: 0.8;
  line-height: 1.5;
}

/* Stats Section */
.stats-section {
  margin-top: var(--spacing-xl);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.stat-card {
  text-align: center;
  padding: var(--spacing-lg);
  background: rgba(255, 107, 53, 0.05);
  border: 1px solid rgba(255, 107, 53, 0.2);
  border-radius: 12px;
  transition: all var(--transition-normal);
}

.stat-card:hover {
  background: rgba(255, 107, 53, 0.1);
  border-color: var(--cyber-orange);
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(255, 107, 53, 0.2);
}

.stat-card .stat-number {
  font-family: var(--font-primary);
  font-size: var(--font-size-3xl);
  font-weight: 900;
  color: var(--cyber-orange);
  margin-bottom: var(--spacing-sm);
}

.stat-card .stat-label {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--cyber-white);
  opacity: 0.8;
}

/* ===== EXPERTISE SECTION ===== */
.expertise {
  padding: var(--spacing-3xl) 0;
  background: var(--cyber-black);
  position: relative;
}

.expertise::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    repeating-linear-gradient(45deg, transparent, transparent 8px, rgba(255, 107, 53, 0.03) 8px, rgba(255, 107, 53, 0.03) 10px),
    repeating-linear-gradient(-45deg, transparent, transparent 8px, rgba(0, 255, 255, 0.03) 8px, rgba(0, 255, 255, 0.03) 10px);
  pointer-events: none;
}

.expertise::after {
  display: none;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-2xl);
  position: relative;
  z-index: 1;
}

.expertise .geometric-shapes {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 0;
}

.expertise .geometric-shapes::before,
.expertise .geometric-shapes::after {
  content: '';
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 50%;
}

.expertise .geometric-shapes::before {
  width: 200px;
  height: 200px;
  top: 10%;
  right: 10%;
  animation: float 8s ease-in-out infinite;
}

.expertise .geometric-shapes::after {
  width: 150px;
  height: 150px;
  bottom: 20%;
  left: 5%;
  animation: float 10s ease-in-out infinite reverse;
}

.expertise .geometric-shapes .shape-1 {
  position: absolute;
  width: 80px;
  height: 80px;
  border: 2px solid rgba(255, 107, 53, 0.2);
  border-radius: 50%;
  top: 30%;
  left: 15%;
  animation: float 12s ease-in-out infinite;
}

.expertise .geometric-shapes .shape-2 {
  position: absolute;
  width: 60px;
  height: 60px;
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-radius: 50%;
  top: 60%;
  right: 20%;
  animation: float 9s ease-in-out infinite reverse;
}

.expertise .geometric-shapes .shape-3 {
  position: absolute;
  width: 100px;
  height: 100px;
  border: 2px solid rgba(0, 255, 255, 0.2);
  border-radius: 50%;
  top: 15%;
  left: 60%;
  animation: float 11s ease-in-out infinite;
}

.expertise .geometric-shapes .shape-4 {
  position: absolute;
  width: 120px;
  height: 120px;
  border: 2px solid rgba(255, 107, 53, 0.15);
  border-radius: 50%;
  top: 70%;
  left: 70%;
  animation: float 13s ease-in-out infinite;
}

.expertise .geometric-shapes .shape-5 {
  position: absolute;
  width: 40px;
  height: 40px;
  border: 2px solid rgba(139, 92, 246, 0.25);
  border-radius: 50%;
  top: 25%;
  right: 30%;
  animation: float 7s ease-in-out infinite reverse;
}

.expertise .geometric-shapes .shape-6 {
  position: absolute;
  width: 90px;
  height: 90px;
  border: 2px solid rgba(0, 255, 255, 0.18);
  border-radius: 50%;
  top: 80%;
  left: 10%;
  animation: float 14s ease-in-out infinite;
}

.expertise .geometric-shapes .shape-7 {
  position: absolute;
  width: 70px;
  height: 70px;
  border: 2px solid rgba(255, 107, 53, 0.12);
  border-radius: 50%;
  top: 45%;
  right: 5%;
  animation: float 16s ease-in-out infinite reverse;
}

.expertise .geometric-shapes .shape-8 {
  position: absolute;
  width: 50px;
  height: 50px;
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-radius: 50%;
  top: 5%;
  left: 40%;
  animation: float 15s ease-in-out infinite;
}

.expertise-card {
  background: rgba(139, 92, 246, 0.03);
  border: 1px solid rgba(139, 92, 246, 0.1);
  border-radius: 16px;
  padding: var(--spacing-2xl);
  position: relative;
  transition: all var(--transition-normal);
}

.expertise-card:hover {
  background: rgba(255, 107, 53, 0.08);
  border-color: var(--cyber-orange);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(255, 107, 53, 0.2);
}

.expertise-card:nth-child(2n) {
  background: rgba(255, 107, 53, 0.03);
  border: 1px solid rgba(255, 107, 53, 0.1);
}

.expertise-card:nth-child(2n):hover {
  background: rgba(139, 92, 246, 0.08);
  border-color: var(--cyber-purple);
  box-shadow: 0 20px 40px rgba(139, 92, 246, 0.2);
}



.card-content {
  position: relative;
  z-index: 1;
}

.card-content h3 {
  font-family: var(--font-primary);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--cyber-purple);
  margin-bottom: var(--spacing-lg);
  letter-spacing: 0.5px;
}

.expertise-card:nth-child(2n) .card-content h3 {
  color: var(--cyber-orange);
}

.card-content p {
  font-size: var(--font-size-base);
  color: var(--cyber-white);
  line-height: 1.7;
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
}

.card-features {
  list-style: none;
  display: grid;
  gap: var(--spacing-sm);
}

.card-features li {
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--cyber-white);
  position: relative;
  background: rgba(139, 92, 246, 0.05);
  border-radius: 8px;
  border-left: 3px solid var(--cyber-purple);
  opacity: 0.9;
  transition: all var(--transition-normal);
}

.card-features li:hover {
  background: rgba(139, 92, 246, 0.1);
  transform: translateX(5px);
}

.card-features li::before {
  content: '▶';
  position: absolute;
  left: var(--spacing-sm);
  color: var(--cyber-purple);
  font-size: var(--font-size-xs);
  opacity: 0.8;
}

.expertise-card:nth-child(2n) .card-features li {
  background: rgba(255, 107, 53, 0.05);
  border-left: 3px solid var(--cyber-orange);
}

.expertise-card:nth-child(2n) .card-features li:hover {
  background: rgba(255, 107, 53, 0.1);
}

.expertise-card:nth-child(2n) .card-features li::before {
  color: var(--cyber-orange);
}

/* ===== EXPERIENCE SECTION ===== */
.experience {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--cyber-black) 0%, var(--cyber-dark) 100%);
  position: relative;
  overflow: hidden;
}

.experience::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 255, 255, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

/* ===== EXPERIENCE TABS ===== */
.experience-tabs {
  position: relative;
  z-index: 1;
}

.tab-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-3xl);
}

.tab-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg) var(--spacing-xl);
  background: rgba(139, 92, 246, 0.05);
  border: 1px solid rgba(139, 92, 246, 0.1);
  border-radius: 16px;
  color: var(--cyber-white);
  cursor: pointer;
  transition: all var(--transition-normal);
  min-width: 180px;
}

.tab-btn:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: var(--cyber-purple);
  transform: translateY(-2px);
}

.tab-btn.active {
  background: rgba(255, 107, 53, 0.1);
  border-color: var(--cyber-orange);
  box-shadow: 0 10px 25px rgba(255, 107, 53, 0.2);
}

.tab-icon {
  font-size: var(--font-size-2xl);
}

.tab-text {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-align: center;
}

.tab-content {
  position: relative;
}

.tab-panel {
  display: none;
  animation: fadeIn 0.3s ease-in-out;
}

.tab-panel.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== TIMELINE HORIZONTAL ===== */
.timeline-horizontal {
  width: 100%;
  overflow: hidden;
  position: relative;
}

.timeline-container {
  display: flex;
  gap: var(--spacing-2xl);
  padding: var(--spacing-xl) 0;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  position: relative;
}

.timeline-container::-webkit-scrollbar {
  display: none;
}

.timeline-line {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(139, 92, 246, 0.2);
  transform: translateY(-50%);
  z-index: 1;
}

.timeline-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  min-width: 400px;
  max-width: 450px;
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  position: relative;
  z-index: 3;
  flex-shrink: 0;
}

.marker-dot {
  width: 12px;
  height: 12px;
  background: var(--cyber-purple);
  border-radius: 50%;
}

.marker-number {
  font-size: var(--font-size-xs);
  color: var(--cyber-purple);
  opacity: 0.8;
}

.marker-icon {
  font-size: var(--font-size-base);
  opacity: 0.7;
}

.timeline-content {
  width: 100%;
  background: rgba(139, 92, 246, 0.03);
  border: 1px solid rgba(139, 92, 246, 0.05);
  border-radius: 12px;
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
}

.timeline-content:hover {
  background: rgba(139, 92, 246, 0.08);
  border-color: rgba(139, 92, 246, 0.2);
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(139, 92, 246, 0.1);
}

.timeline-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.company-logo {
  width: 50px;
  height: 50px;
  border-radius: 8px;
  object-fit: cover;
}

.timeline-info h3 {
  font-family: var(--font-primary);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--cyber-purple);
  margin-bottom: var(--spacing-xs);
}

.company {
  font-size: var(--font-size-base);
  color: var(--cyber-white);
  opacity: 0.9;
  margin-bottom: var(--spacing-xs);
}

.period {
  font-size: var(--font-size-sm);
  color: var(--cyber-cyan);
  opacity: 0.8;
}

.timeline-description ul {
  list-style: none;
}

.timeline-description li {
  padding: var(--spacing-sm) 0;
  color: var(--cyber-white);
  position: relative;
  padding-left: var(--spacing-lg);
  opacity: 0.8;
}

.timeline-description li::before {
  content: '▶';
  position: absolute;
  left: 0;
  color: var(--cyber-orange);
  font-size: var(--font-size-sm);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gradient-primary);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-2xl);
  padding-left: 80px;
}

.timeline-marker {
  position: absolute;
  left: 20px;
  top: 0;
}

.marker-dot {
  width: 20px;
  height: 20px;
  background: var(--cyber-purple);
  border-radius: 50%;
  border: 4px solid var(--cyber-dark);
  box-shadow: var(--shadow-purple);
  position: relative;
}

.marker-dot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  background: var(--cyber-white);
  border-radius: 50%;
}

.marker-line {
  position: absolute;
  top: 20px;
  left: 9px;
  width: 2px;
  height: calc(100% + var(--spacing-2xl));
  background: var(--cyber-purple);
}

.timeline-item:last-child .marker-line {
  display: none;
}

.timeline-content {
  background: var(--cyber-gray);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
}

.timeline-content:hover {
  border-color: var(--cyber-orange);
  transform: translateX(5px);
}

.timeline-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.company-logo {
  width: 50px;
  height: 50px;
  border-radius: 8px;
  object-fit: cover;
  border: 2px solid var(--cyber-orange);
}

.timeline-info h3 {
  font-family: var(--font-primary);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--cyber-white);
  margin-bottom: var(--spacing-xs);
}

.company {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--cyber-orange);
  margin-bottom: var(--spacing-xs);
}

.period {
  font-size: var(--font-size-sm);
  color: var(--cyber-white);
  opacity: 0.7;
}

.timeline-description ul {
  list-style: none;
}

.timeline-description li {
  padding: var(--spacing-xs) 0;
  color: var(--cyber-white);
  position: relative;
  padding-left: var(--spacing-lg);
  opacity: 0.9;
}

.timeline-description li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--cyber-orange);
  font-weight: bold;
}

/* ===== CONTACT SECTION ===== */
.contact {
  padding: var(--spacing-3xl) 0;
  background: var(--cyber-black);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(255, 107, 53, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 255, 255, 0.10) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.contact::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    repeating-linear-gradient(45deg, transparent, transparent 40px, rgba(255, 107, 53, 0.06) 40px, rgba(255, 107, 53, 0.06) 42px),
    repeating-linear-gradient(-45deg, transparent, transparent 40px, rgba(0, 255, 255, 0.05) 40px, rgba(0, 255, 255, 0.05) 42px);
  pointer-events: none;
}

.talent-box {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  backdrop-filter: blur(10px);
  position: relative;
  z-index: 2;
}

.talent-box p {
  color: var(--cyber-white);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0;
}

.main-email {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
  position: relative;
  z-index: 2;
}

.main-email a {
  color: var(--cyber-white);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  text-decoration: none;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
  transition: all var(--transition-normal);
}

.main-email a:hover {
  text-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
  transform: scale(1.05);
}

.social-section {
  position: relative;
  z-index: 2;
}

/* Geometric shapes for contact section */
.contact .geometric-shapes {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 1;
}

.contact .geometric-shapes::before,
.contact .geometric-shapes::after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border: 1px solid rgba(255, 107, 53, 0.1);
  border-radius: 50%;
}

.contact .geometric-shapes::before {
  top: 10%;
  left: 10%;
  animation: float 6s ease-in-out infinite;
}

.contact .geometric-shapes::after {
  bottom: 20%;
  right: 15%;
  animation: float 8s ease-in-out infinite reverse;
}

.contact .geometric-shapes .shape-1 {
  position: absolute;
  top: 30%;
  right: 20%;
  width: 60px;
  height: 60px;
  border: 2px solid rgba(0, 255, 255, 0.15);
  border-radius: 50%;
  animation: float 7s ease-in-out infinite;
}

.contact .geometric-shapes .shape-2 {
  position: absolute;
  bottom: 30%;
  left: 15%;
  width: 40px;
  height: 40px;
  border: 2px solid rgba(139, 92, 246, 0.15);
  transform: rotate(45deg);
  animation: float 9s ease-in-out infinite reverse;
}

.contact .geometric-shapes .shape-3 {
  position: absolute;
  top: 60%;
  left: 60%;
  width: 80px;
  height: 80px;
  border: 2px solid rgba(255, 107, 53, 0.15);
  border-radius: 50%;
  animation: float 5s ease-in-out infinite;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  padding: var(--spacing-2xl);
  background: var(--cyber-dark);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: -1;
}

.contact-card:hover {
  background: var(--cyber-gray);
  border-color: var(--cyber-purple);
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(139, 92, 246, 0.2);
}

.contact-card:hover::before {
  opacity: 1;
}

.contact-card:nth-child(2n)::before {
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, transparent 100%);
}

.contact-card:nth-child(2n):hover {
  border-color: var(--cyber-orange);
  box-shadow: 0 10px 25px rgba(255, 107, 53, 0.2);
}

.contact-icon {
  font-size: var(--font-size-2xl);
  opacity: 0.8;
  transition: all var(--transition-normal);
}

.contact-card:hover .contact-icon {
  opacity: 1;
  transform: scale(1.1);
}

.contact-details h3 {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--cyber-white);
  margin-bottom: var(--spacing-xs);
  letter-spacing: 1px;
}

.contact-details a,
.contact-details p {
  color: var(--cyber-white);
  font-size: var(--font-size-base);
  opacity: 0.8;
  text-decoration: none;
  transition: all var(--transition-normal);
}

.contact-details a:hover {
  color: var(--cyber-orange);
  opacity: 1;
}

.social-grid {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.social-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  text-decoration: none;
  color: var(--cyber-white);
  transition: all var(--transition-normal);
  text-align: center;
  backdrop-filter: blur(10px);
  min-width: 120px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.social-card:hover {
  transform: translateY(-2px);
}



.social-card:hover {
  background: rgba(0, 0, 0, 0.5);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
  border-color: rgba(255, 255, 255, 0.4);
}

.social-icon {
  width: 40px;
  height: 40px;
  opacity: 1;
  transition: all var(--transition-normal);
  margin-bottom: var(--spacing-sm);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
}

.social-icon svg {
  width: 100%;
  height: 100%;
}

.social-card.youtube .social-icon {
  background: #ff0000;
}

.social-card.linkedin .social-icon {
  background: #0077b5;
}

.social-card.instagram .social-icon {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.social-card.tiktok .social-icon {
  background: #000000;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.social-card:hover .social-icon {
  transform: scale(1.1);
}

.social-info h4 {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--cyber-white);
}

.social-info p {
  color: var(--cyber-white);
  font-size: var(--font-size-xs);
  opacity: 0.7;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--cyber-dark);
  border-top: 1px solid var(--cyber-orange);
  padding: var(--spacing-2xl) 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-logo {
  height: 30px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: var(--spacing-sm);
}

.footer-brand p {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  color: var(--cyber-white);
  opacity: 0.8;
  letter-spacing: 1px;
}

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

.footer-links a {
  color: var(--cyber-white);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--transition-normal);
  opacity: 0.8;
}

.footer-links a:hover {
  color: var(--cyber-orange);
  opacity: 1;
}

.footer-copyright {
  text-align: right;
}

.footer-copyright p {
  font-size: var(--font-size-sm);
  color: var(--cyber-white);
  opacity: 0.6;
}

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: var(--cyber-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: var(--shadow-glow);
  transition: all var(--transition-normal);
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(255, 107, 53, 0.8);
}

.arrow {
  font-size: var(--font-size-lg);
  font-weight: bold;
}

/* ===== RESPONSIVE DESIGN FOR SECTIONS ===== */
@media (max-width: 768px) {
  .about-header {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-lg);
  }

  .about-subtitle {
    font-size: var(--font-size-xl);
  }

  .timeline-container {
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
  }

  .timeline-item {
    min-width: 320px;
    max-width: 350px;
    gap: var(--spacing-md);
  }

  .timeline-content {
    padding: var(--spacing-lg);
  }

  .content-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .content-header h3 {
    font-size: var(--font-size-lg);
  }

  .timeline-content p {
    font-size: var(--font-size-sm);
  }

  .marker-dot {
    width: 16px;
    height: 16px;
  }

  .marker-number {
    font-size: var(--font-size-xs);
    padding: var(--spacing-xs);
  }

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

  .skills-title {
    font-size: var(--font-size-xl);
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

  .skill-card {
    padding: var(--spacing-md);
  }

  .expertise-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }

  .expertise-card {
    padding: var(--spacing-xl);
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    padding-left: 60px;
  }

  .timeline-marker {
    left: 10px;
  }

    .contact-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .contact-card,
  .social-card {
    padding: var(--spacing-lg);
  }
  
  .social-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-links {
    justify-content: center;
  }

  .footer-copyright {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .timeline-container {
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
  }

  .timeline-item {
    min-width: 280px;
    max-width: 300px;
    gap: var(--spacing-sm);
  }

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

  .content-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }

  .content-header h3 {
    font-size: var(--font-size-base);
  }

  .timeline-content p {
    font-size: var(--font-size-xs);
  }

  .timeline-year {
    font-size: var(--font-size-xs);
    padding: var(--spacing-xs);
  }

  .marker-dot {
    width: 14px;
    height: 14px;
  }

  .marker-number {
    font-size: var(--font-size-xs);
    padding: var(--spacing-xs);
    min-width: 25px;
  }

  .marker-icon {
    font-size: var(--font-size-base);
  }

  .expertise-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .expertise-card {
    padding: var(--spacing-lg);
  }

  .card-content h3 {
    font-size: var(--font-size-base);
  }

  .card-content p {
    font-size: var(--font-size-sm);
  }

  .card-features li {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
  }

  .expertise .geometric-shapes {
    display: none;
  }

  .timeline-content {
    padding: var(--spacing-lg);
  }

  .contact-card,
  .social-card {
    padding: var(--spacing-md);
  }
  
  .contact-icon,
  .social-icon {
    font-size: var(--font-size-xl);
  }
  
  .contact-details h3,
  .social-info h4 {
    font-size: var(--font-size-sm);
  }
  
  .contact-details a,
  .contact-details p,
  .social-info p {
    font-size: var(--font-size-xs);
  }

  .section-title {
    font-size: var(--font-size-3xl);
  }

  /* ===== EXPERIENCE TABS RESPONSIVE ===== */
  .tab-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .tab-btn {
    min-width: auto;
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .timeline-container {
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
  }

  .timeline-item {
    min-width: 320px;
    max-width: 350px;
    gap: var(--spacing-md);
  }

  .timeline-content {
    padding: var(--spacing-lg);
  }
}