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

:root {
  /* COLOR PALETTE - DARK THEME WITH GRADIENTS */
  --primary: #0a0c12;
  --secondary: #121826;
  --accent: #3b82f6;
  --accent-gradient: linear-gradient(135deg, #3b82f6, #8b5cf6);
  --text-primary: #ffffff;
  --text-secondary: #d1d5db;
  --text-muted: #9ca3af;
  --card-bg: rgba(255, 255, 255, 0.05);
  --card-border: rgba(255, 255, 255, 0.1);
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  
  /* SHADOWS */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);
  --glow: 0 0 40px rgba(59, 130, 246, 0.3);
  
  /* TRANSITIONS */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: #2563eb;
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.loading-content {
  text-align: center;
}

.loading-logo {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 0 auto 40px;
}

.logo-circle {
  width: 100%;
  height: 100%;
  border: 3px solid var(--accent);
  border-radius: 50%;
  animation: spin 2s linear infinite;
  border-top-color: transparent;
}

.logo-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.loading-bar {
  width: 300px;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  margin: 20px auto;
  overflow: hidden;
}

.loading-progress {
  width: 0%;
  height: 100%;
  background: var(--accent-gradient);
  border-radius: 2px;
  animation: loading 2s ease-in-out forwards;
}

.loading-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ===== CUSTOM CURSOR ===== */
.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s;
}

.cursor-ring {
  width: 40px;
  height: 40px;
  border: 2px solid rgba(59, 130, 246, 0.3);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9997;
  transform: translate(-50%, -50%);
  transition: all 0.2s;
}

/* ===== MAIN LAYOUT ===== */
.main-container {
  display: flex;
  min-height: 100vh;
}

/* ===== SIDEBAR NAVIGATION ===== */
.sidebar-nav {
  width: 80px;
  background: rgba(10, 12, 18, 0.9);
  backdrop-filter: blur(20px);
  border-right: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 30px 0;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: 100;
}

.nav-logo {
  margin-bottom: 50px;
}

.nav-logo-inner {
  width: 50px;
  height: 50px;
  background: var(--accent-gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: white;
  cursor: pointer;
  transition: all var(--transition-medium);
}

.nav-logo-inner:hover {
  transform: rotate(15deg) scale(1.1);
  box-shadow: var(--glow);
}

.nav-menu {
  list-style: none;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.nav-item {
  position: relative;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px;
  border-radius: 12px;
  transition: all var(--transition-medium);
}

.nav-item:hover {
  background: rgba(59, 130, 246, 0.1);
}

.nav-item.active {
  background: rgba(59, 130, 246, 0.2);
}

.nav-item.active .nav-icon {
  color: var(--accent);
  transform: scale(1.1);
}

.nav-icon {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 5px;
  transition: all var(--transition-medium);
}

.nav-text {
  font-size: 0.6rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
}

.mode-toggle {
  width: 40px;
  height: 40px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--text-secondary);
  transition: all var(--transition-medium);
}

.mode-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
  transform: rotate(30deg);
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.social-links a {
  color: var(--text-secondary);
  font-size: 1.1rem;
  transition: all var(--transition-medium);
}

.social-links a:hover {
  color: var(--accent);
  transform: translateY(-3px);
}

/* ===== MAIN CONTENT ===== */
.main-content {
  flex: 1;
  margin-left: 80px;
  position: relative;
}

.section {
  min-height: 100vh;
  padding: 80px 40px;
  position: relative;
  display: none;
}

.section.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

/* ===== HOME SECTION ===== */
.home-container {
  min-height: calc(100vh - 160px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.bg-elements {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  z-index: -1;
}

.floating-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.1;
}

.shape-1 {
  width: 400px;
  height: 400px;
  background: var(--accent);
  top: 10%;
  left: 10%;
  animation: float 20s infinite ease-in-out;
}

.shape-2 {
  width: 300px;
  height: 300px;
  background: #8b5cf6;
  bottom: 20%;
  right: 15%;
  animation: float 25s infinite ease-in-out reverse;
}

.shape-3 {
  width: 200px;
  height: 200px;
  background: #10b981;
  top: 50%;
  left: 70%;
  animation: float 18s infinite ease-in-out;
}

.shape-4 {
  width: 150px;
  height: 150px;
  background: #f59e0b;
  bottom: 30%;
  left: 20%;
  animation: float 22s infinite ease-in-out reverse;
}

.grid-lines {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
}

.home-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.intro-text {
  max-width: 600px;
}

.greeting {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.main-title {
  font-size: 4.5rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
}

.title-text {
  display: block;
}

.highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.typewriter-container {
  height: 60px;
  margin-bottom: 20px;
  overflow: hidden;
}

.typewriter-text {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.typewriter-line {
  display: block;
  opacity: 0;
  transform: translateY(20px);
}

.tagline {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 500px;
}

.home-actions {
  display: flex;
  gap: 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
  z-index: 1;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
  z-index: -1;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--accent-gradient);
  color: white;
  box-shadow: var(--shadow-md);
}

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

.btn-secondary {
  background: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--card-border);
}

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

.hero-visual {
  position: relative;
}

.visual-container {
  position: relative;
  height: 400px;
}

.code-visual {
  position: relative;
  height: 100%;
}

.code-window {
  background: rgba(18, 24, 38, 0.9);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 2;
}

.code-header {
  background: rgba(255, 255, 255, 0.05);
  padding: 15px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--card-border);
}

.code-dots {
  display: flex;
  gap: 8px;
}

.code-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: block;
}

.code-dots span:nth-child(1) { background: var(--danger); }
.code-dots span:nth-child(2) { background: var(--warning); }
.code-dots span:nth-child(3) { background: var(--success); }

.code-header span {
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
}

.code-body {
  padding: 25px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ===== FIXED CODE LINE STYLES ===== */
/* ===== TYPEWRITER EFFECT FOR CODE LINES ===== */
.code-line {
  color: var(--text-secondary);
  min-height: 1.5em;
  white-space: pre;
  font-family: 'JetBrains Mono', monospace;
  position: relative;
}

/* Cursor */
.code-line.typing::after {
  content: '';
  position: absolute;
  right: -8px;
  top: 0;
  height: 100%;
  width: 2px;
  background: var(--accent);
  animation: blink 1s infinite;
}


@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}
.floating-element {
  position: absolute;
  width: 50px;
  height: 50px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
  z-index: 1;
  animation: floatElement 6s infinite ease-in-out;
}

.fe-1 {
  top: -20px;
  right: 100px;
  animation-delay: 0s;
}

.fe-2 {
  bottom: 50px;
  right: -20px;
  animation-delay: 2s;
}

.fe-3 {
  bottom: -20px;
  left: 100px;
  animation-delay: 4s;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: var(--text-muted);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 30px;
  background: var(--accent-gradient);
  animation: scrollLine 2s infinite ease-in-out;
}

/* ===== SECTION COMMON STYLES ===== */
.section-header {
  margin-bottom: 60px;
  position: relative;
}

.section-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 15px;
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
}

.title-number {
  font-size: 1.5rem;
  color: var(--accent);
  opacity: 0.5;
  font-weight: 600;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
}

/* ===== ABOUT SECTION ===== */
.about-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 60px;
  align-items: start;
}

.about-text {
  grid-column: 1;
  grid-row: 1;
  padding-right: 40px;
}

.about-visual {
  grid-column: 2;
  grid-row: 1;
  position: relative;
  height: 400px;
  perspective: 1000px;
}

.about-stats {
  grid-column: 1 / span 2;
  grid-row: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 60px;
}

.about-text h3 {
  font-size: 2rem;
  margin-bottom: 25px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.highlight-text {
  color: var(--accent);
  font-weight: 600;
}

.about-text p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 25px;
}

.about-quote {
  margin-top: 40px;
  padding: 25px;
  background: var(--card-bg);
  border-left: 4px solid var(--accent);
  border-radius: 0 12px 12px 0;
}

.about-quote p {
  font-style: italic;
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.8;
}

.stat-item {
  text-align: center;
  padding: 25px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  transition: all var(--transition-medium);
}

.stat-item:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 10px;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Visual Card Styles */
.visual-card {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 1s;
}

.visual-card:hover {
  transform: rotateY(180deg);
}

.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transform-style: preserve-3d;
}

.card-front,
.card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.card-front {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
}

.card-back {
  background: var(--accent-gradient);
  transform: rotateY(180deg);
  color: white;
}

.profile-image {
  width: 150px;
  height: 150px;
  background: var(--accent-gradient);
  border-radius: 50%;
  margin-bottom: 25px;
  position: relative;
  overflow: hidden;
}

.profile-image::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 120px;
  background: var(--primary);
  border-radius: 50%;
}

.card-front h4 {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.card-front p {
  color: var(--text-secondary);
}

.card-back h4 {
  font-size: 1.5rem;
  margin-bottom: 25px;
}

.card-back ul {
  list-style: none;
  text-align: left;
}

.card-back li {
  margin-bottom: 15px;
  font-size: 1.1rem;
  position: relative;
  padding-left: 25px;
}

.card-back li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: white;
}

/* ===== SKILLS SECTION ===== */
.skills-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.skill-category h3 {
  font-size: 1.5rem;
  margin-bottom: 25px;
  color: var(--accent);
}

.skill-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.skill-item span {
  font-weight: 500;
  color: var(--text-primary);
}

.skill-bar {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: 4px;
  width: 0%;
  transition: width 1.5s ease-out;
}

.skills-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-sphere {
  width: 300px;
  height: 300px;
  position: relative;
  transform-style: preserve-3d;
  animation: rotateSphere 30s infinite linear;
}

.sphere-inner {
  position: absolute;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
}

.tech-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotateY(calc(var(--i) * 45deg)) translateZ(150px);
  width: 60px;
  height: 60px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--accent);
  transition: all var(--transition-medium);
}

.tech-icon:hover {
  background: var(--accent-gradient);
  color: white;
  transform: translate(-50%, -50%) rotateY(calc(var(--i) * 45deg)) translateZ(150px) scale(1.2);
}

/* ===== PROJECTS SECTION ===== */
.projects-container {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  overflow: hidden;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

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

.project-image {
  height: 200px;
  background: linear-gradient(135deg, #1e3a8a, #3b82f6);
  position: relative;
  overflow: hidden;
}

.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.7));
}

.project-tags {
  position: absolute;
  bottom: 20px;
  left: 20px;
  display: flex;
  gap: 10px;
}

.project-tags span {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

.project-content {
  padding: 30px;
}

.project-content h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--text-primary);
}

.project-content p {
  color: var(--text-secondary);
  margin-bottom: 25px;
  line-height: 1.6;
}

.project-stats {
  display: flex;
  gap: 25px;
  margin-bottom: 25px;
}

.project-stats .stat {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.project-stats .stat i {
  color: var(--accent);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-medium);
}

.project-link:hover {
  gap: 15px;
  color: white;
}

.project-timeline {
  position: relative;
  padding: 40px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  max-width: 800px;
  margin: 0 auto;
}

.timeline-item {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-bottom: 30px;
  position: relative;
  opacity: 0.5;
  transition: all var(--transition-medium);
}

.timeline-item.active {
  opacity: 1;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 30px;
  bottom: -30px;
  width: 2px;
  background: var(--card-border);
}

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

.timeline-dot {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  position: relative;
  flex-shrink: 0;
  transition: all var(--transition-medium);
}

.timeline-item.active .timeline-dot {
  background: var(--accent-gradient);
  border-color: transparent;
  box-shadow: var(--glow);
}

.timeline-dot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: white;
  border-radius: 50%;
}

.timeline-content h4 {
  font-size: 1.2rem;
  margin-bottom: 5px;
  color: var(--text-primary);
}

.timeline-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ===== PHILOSOPHY SECTION ===== */
.philosophy-container {
  display: flex;
  flex-direction: column;
  gap: 60px;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.philosophy-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 40px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.philosophy-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.card-icon {
  width: 60px;
  height: 60px;
  background: var(--accent-gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: white;
  margin-bottom: 25px;
}

.philosophy-card h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--text-primary);
}

.philosophy-card p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.card-decoration {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: var(--accent);
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.1;
  transition: all var(--transition-medium);
}

.philosophy-card:hover .card-decoration {
  opacity: 0.3;
  transform: scale(1.2);
}

.philosophy-quote {
  text-align: center;
  padding: 60px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  position: relative;
  overflow: hidden;
}

.quote-icon {
  font-size: 4rem;
  color: var(--accent);
  opacity: 0.2;
  position: absolute;
  top: 20px;
  left: 40px;
}

.quote-text {
  font-size: 1.5rem;
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.8;
  margin-bottom: 30px;
  position: relative;
  z-index: 1;
}

.quote-author {
  color: var(--accent);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 1px;
}

.routine-section {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 40px;
}

.routine-section h3 {
  font-size: 1.8rem;
  margin-bottom: 30px;
  color: var(--text-primary);
  text-align: center;
}

.routine-timeline {
  display: flex;
  justify-content: space-between;
  position: relative;
}

.routine-timeline::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-border);
  transform: translateY(-50%);
}

.routine-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  position: relative;
  z-index: 1;
  background: var(--primary);
  padding: 0 20px;
}

.routine-time {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
}

.routine-activity {
  font-size: 0.95rem;
  color: var(--text-secondary);
  text-align: center;
}

/* ===== CONTACT SECTION ===== */
.contact-container {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info h3 {
  font-size: 2rem;
  margin-bottom: 20px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 40px;
  font-size: 1.1rem;
  line-height: 1.7;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 30px;
  margin-bottom: 40px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 20px;
}

.contact-item i {
  width: 60px;
  height: 60px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
  transition: all var(--transition-medium);
}

.contact-item:hover i {
  background: var(--accent-gradient);
  color: white;
  transform: rotate(15deg);
}

.contact-item h4 {
  font-size: 1.1rem;
  margin-bottom: 5px;
  color: var(--text-primary);
}

.contact-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.social-contact h4 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.social-icons {
  display: flex;
  gap: 20px;
}

.social-icons a {
  width: 50px;
  height: 50px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--text-secondary);
  transition: all var(--transition-medium);
}

.social-icons a:hover {
  background: var(--accent-gradient);
  color: white;
  transform: translateY(-5px);
}

.contact-form {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 40px;
}

.form-group {
  margin-bottom: 25px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: 'Inter', sans-serif;
  transition: all var(--transition-medium);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.submit-btn {
  width: 100%;
  padding: 18px;
  background: var(--accent-gradient);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  cursor: pointer;
  transition: all var(--transition-medium);
}

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

/* ===== FOOTER ===== */
.main-footer {
  text-align: center;
  padding: 60px 0;
  border-top: 1px solid var(--card-border);
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-bottom: 20px;
}

.logo-text {
  width: 50px;
  height: 50px;
  background: var(--accent-gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: white;
}

.logo-name {
  font-size: 1.8rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 30px;
  max-width: 600px;
  margin: 0 auto 30px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-medium);
}

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

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

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 40px;
  right: 40px;
  width: 50px;
  height: 50px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--text-secondary);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-medium);
  z-index: 90;
}

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

.back-to-top:hover {
  background: var(--accent-gradient);
  color: white;
  border-color: transparent;
  transform: translateY(-5px);
}

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

@keyframes loading {
  0% { width: 0%; }
  100% { width: 100%; }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes float {
  0%, 100% { transform: translateY(0) translateX(0); }
  50% { transform: translateY(-20px) translateX(10px); }
}

@keyframes floatElement {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(10deg); }
}

@keyframes scrollLine {
  0% { top: -30px; }
  100% { top: 60px; }
}

@keyframes rotateSphere {
  0% { transform: rotateY(0deg); }
  100% { transform: rotateY(360deg); }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
  .home-content,
  .about-container,
  .skills-container,
  .contact-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .home-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
  }
  
  .intro-text {
    order: 1;
    text-align: center;
    margin: 0 auto;
    max-width: 100%;
  }
  
  .hero-visual {
    order: 2;
    height: 300px;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .home-actions {
    justify-content: center;
    margin-top: 20px;
  }
  
  .about-container {
    grid-template-rows: auto auto auto;
  }
  
  .about-text {
    grid-column: 1;
    grid-row: 1;
    padding-right: 0;
  }
  
  .about-visual {
    grid-column: 1;
    grid-row: 2;
    height: 350px;
  }
  
  .about-stats {
    grid-column: 1;
    grid-row: 3;
    margin-top: 40px;
  }
  
  .skills-grid,
  .projects-grid,
  .philosophy-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .sidebar-nav {
    width: 60px;
  }
  
  .main-content {
    margin-left: 60px;
  }
  
  .section {
    padding: 60px 20px;
  }
  
  .main-title {
    font-size: 3rem;
  }
  
  .section-title {
    font-size: 2.5rem;
  }
  
  .skills-grid,
  .projects-grid,
  .philosophy-grid {
    grid-template-columns: 1fr;
  }
  
  .about-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .routine-timeline {
    flex-direction: column;
    gap: 30px;
  }
  
  .routine-timeline::before {
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    height: auto;
    transform: translateX(-50%);
  }
  
  .routine-item {
    flex-direction: row;
    justify-content: flex-start;
    width: 100%;
    background: transparent;
  }
  
  .back-to-top {
    bottom: 20px;
    right: 20px;
  }
  
  .hero-visual {
    height: 280px;
  }
  
  .code-window {
    transform: scale(0.95);
    transform-origin: center;
  }
}

@media (max-width: 480px) {
  .home-actions {
    flex-direction: column;
  }
  
  .about-stats {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 20px;
  }
  
  .main-title {
    font-size: 2.5rem;
    line-height: 1.1;
  }
  
  .typewriter-text {
    font-size: 1.4rem;
  }
  
  .greeting {
    font-size: 1rem;
  }
  
  .tagline {
    font-size: 1rem;
  }
  
  .hero-visual {
    height: 250px;
  }
  
  .code-window {
    transform: scale(0.85);
    transform-origin: center;
  }
  
  .section-title {
    font-size: 2rem;
  }
}