/* Custom Properties */
:root {
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --warning-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
  
  --text-primary: #1a1a2e;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  
  --border-light: rgba(0, 0, 0, 0.08);
  --border-medium: rgba(0, 0, 0, 0.12);
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 25px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 32px 64px rgba(0, 0, 0, 0.12);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

.gradient-text {
  background: linear-gradient(135deg, #A855F7 0%, #06B6D4 50%, #10B981 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  font-weight: inherit;
  text-shadow:
    0 0 30px rgba(168, 85, 247, 0.8),
    0 0 40px rgba(6, 182, 212, 0.6),
    0 0 50px rgba(16, 185, 129, 0.4);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.8))
          drop-shadow(0 4px 8px rgba(0, 0, 0, 0.6));
}

.gradient-text-about {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: inherit;
}

.gradient-text-contact {
  background: linear-gradient(135deg, #A855F7 0%, #06B6D4 50%, #10B981 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: inherit;
  /* Shadow yok - temiz gradient */
}

/* Animated Background */
.background-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  pointer-events: none;
  z-index: -1;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.floating-elements {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.floating-element {
  position: absolute;
  border-radius: 50%;
  opacity: 0.1;
  animation: float 20s infinite linear;
}

.floating-element:nth-child(1) {
  width: 80px;
  height: 80px;
  background: var(--primary-gradient);
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.floating-element:nth-child(2) {
  width: 120px;
  height: 120px;
  background: var(--secondary-gradient);
  top: 60%;
  left: 70%;
  animation-delay: -5s;
}

.floating-element:nth-child(3) {
  width: 60px;
  height: 60px;
  background: var(--success-gradient);
  top: 40%;
  left: 80%;
  animation-delay: -10s;
}

.floating-element:nth-child(4) {
  width: 100px;
  height: 100px;
  background: var(--warning-gradient);
  top: 80%;
  left: 20%;
  animation-delay: -15s;
}

.floating-element:nth-child(5) {
  width: 140px;
  height: 140px;
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
  top: 10%;
  left: 50%;
  animation-delay: -7s;
}

@keyframes bellPulse {
  0% {
    transform: translateY(0px) scale(1);
  }
  25% {
    transform: translateY(-8px) scale(1.05);
  }
  50% {
    transform: translateY(-15px) scale(1.08);
  }
  75% {
    transform: translateY(-8px) scale(1.03);
  }
  100% {
    transform: translateY(0px) scale(1);
  }
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  height: 4rem;
  min-width: 200px;
}

.brand-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--primary-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.brand-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(255,255,255,0.3), transparent);
  transform: translateX(-100%);
  animation: shine 3s infinite;
}

.brand-letter {
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  font-family: 'Space Grotesk', sans-serif;
}

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

.navbar-logo {
  height: 32px !important;
  width: auto !important;
  object-fit: contain !important;
  display: block !important;
  max-width: 180px !important;
  margin: 0 !important;
  padding: 0 !important;
  background: transparent !important;
}

.footer-logo {
  height: 48px !important;
  width: auto !important;
  object-fit: contain !important;
  display: block !important;
  max-width: 200px !important;
  margin: 0 !important;
  padding: 0 !important;
  filter: brightness(0) invert(1) !important;
}

@keyframes shine {
  0% { transform: translateX(-100%); }
  50% { transform: translateX(100%); }
  100% { transform: translateX(100%); }
}

.brand-text {
  font-size: 1.1rem;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -0.25rem;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: var(--transition);
}

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

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

.nav-cta {
  background: var(--primary-gradient);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 0.25rem;
}

.mobile-menu-toggle span {
  width: 1.5rem;
  height: 2px;
  background: var(--text-primary);
  margin: 2px 0;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

/* Hero Video Background */
.hero-video-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  filter: blur(0.5px) brightness(0.8);
  will-change: transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.desktop-video {
  display: block;
}

.mobile-video {
  display: none;
}

.hero-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.7) 0%,
    rgba(0, 0, 0, 0.4) 50%,
    rgba(0, 0, 0, 0.6) 100%
  );
  z-index: 1;
  pointer-events: none;
}

/* Responsive video display */
@media (max-width: 768px) {
  .desktop-video {
    display: none;
  }
  .mobile-video {
    display: block;
  }

  /* Reduce animation intensity on mobile for better performance */
  .small-card {
    animation-duration: 4s;
  }

  @keyframes bellPulse {
    0% {
      transform: translateY(0px) scale(1);
    }
    50% {
      transform: translateY(-8px) scale(1.03);
    }
    100% {
      transform: translateY(0px) scale(1);
    }
  }
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
  position: relative;
  z-index: 2;
}

.hero-content {
  animation: fadeInUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hero-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(102, 126, 234, 0.9);
  color: #ffffff;
  border-radius: var(--radius-xl);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  font-family: 'Space Grotesk', sans-serif;
  color: #ffffff;
  text-shadow:
    0 2px 4px rgba(0, 0, 0, 0.8),
    0 4px 8px rgba(0, 0, 0, 0.6),
    0 8px 16px rgba(0, 0, 0, 0.4);
  letter-spacing: -0.01em;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
  max-width: 90%;
  line-height: 1.6;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

.hero-stats {
  display: flex;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 1.75rem;
  font-weight: 700;
  color: #ffffff;
  font-family: 'Space Grotesk', sans-serif;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
  margin-top: 0.25rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--primary-gradient);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: none;
  cursor: pointer;
  box-shadow:
    0 8px 25px rgba(102, 126, 234, 0.4),
    0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-primary.large {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-primary);
  padding: 0.75rem 1.5rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-secondary:hover {
  border-color: #667eea;
  background: rgba(102, 126, 234, 0.05);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--border-medium);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-outline:hover {
  border-color: #667eea;
  background: var(--primary-gradient);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s both;
}

.hero-card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.4),
    0 8px 25px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-gradient);
}

.main-card {
  width: 320px;
  z-index: 2;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-light);
}

.card-dots {
  display: flex;
  gap: 0.25rem;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.dot.red { background: #ff5f57; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #28ca42; }

.card-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.card-content {
  font-family: 'Monaco', 'Consolas', monospace;
  font-size: 0.8rem;
  line-height: 1.6;
}

.code-line {
  margin: 0.25rem 0;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.code-line.indent {
  margin-left: 1rem;
}

.keyword { color: #d73a49; }
.variable { color: #6f42c1; }
.operator { color: #d73a49; }
.string { color: #032f62; }
.bracket { color: #6f42c1; }
.comma { color: #d73a49; }

/* Floating Cards */
.floating-cards {
  position: absolute;
  width: 100%;
  height: 100%;
}

.small-card {
  position: absolute;
  width: 110px;
  padding: 0.8rem;
  animation: bellPulse 3s infinite ease-in-out;
  will-change: transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.card-1 {
  top: -30px;
  right: -50px;
  animation-delay: 0s;
  z-index: 3;
}

.card-2 {
  bottom: 80px;
  right: -80px;
  animation-delay: -1s;
  z-index: 2;
}

.card-3 {
  bottom: -30px;
  left: -50px;
  animation-delay: -2s;
  z-index: 4;
}

.mini-chart {
  display: flex;
  align-items: end;
  gap: 0.25rem;
  height: 40px;
  margin-bottom: 0.5rem;
}

.chart-bar {
  flex: 1;
  background: var(--primary-gradient);
  border-radius: 2px;
  min-height: 8px;
}

.success-icon {
  width: 40px;
  height: 40px;
  background: var(--success-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: white;
  margin-bottom: 0.5rem;
  margin: 0 auto 0.5rem;
}

.tech-icons {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card-label {
  font-size: 0.7rem;
  color: var(--text-secondary);
  text-align: center;
  font-weight: 500;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  animation: bounce 2s infinite;
}

.scroll-mouse {
  width: 20px;
  height: 32px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  position: relative;
}

.scroll-wheel {
  width: 2px;
  height: 6px;
  background: var(--text-muted);
  border-radius: 1px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

@keyframes scroll {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(10px); }
}

/* About Section */
.about {
  padding: 8rem 2rem;
  background: var(--bg-secondary);
}

.about-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.section-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #667eea;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  font-family: 'Space Grotesk', sans-serif;
}

.about-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.skill-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.skill-icon {
  font-size: 1.5rem;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.skill-content h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

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

.about-visual {
  display: flex;
  justify-content: center;
}

.experience-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  max-width: 400px;
  width: 100%;
}

.experience-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-align: center;
}

.timeline {
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 1rem;
  top: 1rem;
  bottom: 1rem;
  width: 2px;
  background: linear-gradient(to bottom, #667eea, #764ba2);
}

.timeline-item {
  position: relative;
  padding-left: 3rem;
  margin-bottom: 2rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: 0.5rem;
  top: 0.5rem;
  width: 1rem;
  height: 1rem;
  background: var(--primary-gradient);
  border-radius: 50%;
  border: 3px solid white;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.timeline-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.timeline-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.timeline-content span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Projects Section */
.projects {
  padding: 8rem 2rem;
  background: var(--bg-primary);
}

.projects-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-top: 1rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.project-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.project-card.featured {
  grid-column: 1 / -1;
  flex-direction: row;
  max-width: none;
}

.project-image {
  height: 200px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.project-card.featured .project-image {
  width: 300px;
  height: 250px;
  flex-shrink: 0;
}

.project-gradient {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.9;
}

.project-gradient.construction {
  background: linear-gradient(135deg, #FF6B35, #F7931E);
}

.project-gradient.ai {
  background: linear-gradient(135deg, #ff3b30, #ff9500);
}

.project-gradient.pixel {
  background: linear-gradient(135deg, #ff9500, #ffcc02);
}

.project-gradient.scan {
  background: linear-gradient(135deg, #5856d6, #af52de);
}

.project-gradient.habit {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.project-gradient.quit {
  background: linear-gradient(135deg, #7c4dff, #b47cff);
}

.project-icon {
  font-size: 3rem;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
  transition: var(--transition);
}

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

.project-icon-img {
  width: 80px;
  height: 80px;
  border-radius: 18px;
  transition: var(--transition);
  position: relative;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.project-content {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-category {
  font-size: 0.8rem;
  font-weight: 600;
  color: #667eea;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.project-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  font-family: 'Space Grotesk', sans-serif;
}

.project-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

.project-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.tag {
  padding: 0.25rem 0.75rem;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid var(--border-light);
}

.project-arrow {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  opacity: 0;
  transform: translateX(10px);
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.project-card:hover .project-arrow {
  opacity: 1;
  transform: translateX(0);
}

.projects-footer {
  text-align: center;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border-light);
}

.projects-footer p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* Contact Section */
.contact {
  padding: 8rem 2rem;
  background: var(--bg-secondary);
}

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.contact-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.contact-info {
  margin-bottom: 2.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-icon {
  width: 3rem;
  height: 3rem;
  background: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  color: #667eea;
}

.contact-details h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.contact-details a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.contact-details a:hover {
  color: #667eea;
}

.contact-visual {
  display: flex;
  justify-content: center;
}

.contact-card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-light);
  width: 100%;
  max-width: 400px;
  overflow: hidden;
}

.contact-card .card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem 0.75rem;
  margin-bottom: 0;
  border-bottom: 1px solid var(--border-light);
  flex-wrap: nowrap;
  width: 100%;
  box-sizing: border-box;
}

.contact-card .card-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  text-align: right;
}

.contact-card .card-dots {
  display: flex;
  gap: 0.25rem;
  flex-shrink: 0;
}

.contact-card .card-content {
  padding: 1.5rem;
  font-family: 'Inter', sans-serif;
}

.message-bubble {
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  position: relative;
  max-width: 80%;
  animation: fadeInUp 0.6s ease-out;
}

.message-bubble.outgoing {
  background: var(--primary-gradient);
  color: white;
  margin-left: auto;
  animation-delay: 0.3s;
  animation-fill-mode: both;
}

.message-bubble p {
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  line-height: 1.4;
}

.message-time {
  font-size: 0.75rem;
  opacity: 0.7;
}

.typing-indicator {
  display: flex;
  gap: 0.25rem;
  padding: 0.75rem 1rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  width: fit-content;
  animation: fadeInUp 0.6s ease-out 0.6s both;
}

.typing-dot {
  width: 6px;
  height: 6px;
  background: var(--text-muted);
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-10px); }
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: white;
  padding: 4rem 2rem 2rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 3rem;
  gap: 2rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-info h3 {
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.footer-info p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 3rem;
}

.footer-section h4 {
  color: white;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-section a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.9rem;
  display: block;
  margin-bottom: 0.5rem;
  transition: var(--transition);
}

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.85rem;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-container,
  .about-container,
  .contact-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-visual {
    order: -1;
  }
  
  .project-card.featured {
    flex-direction: column;
  }
  
  .project-card.featured .project-image {
    width: 100%;
    height: 200px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav-container {
    padding: 0 1rem;
  }
  
  .hero {
    padding: 6rem 1rem 4rem;
    text-align: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .about,
  .projects,
  .contact {
    padding: 4rem 1rem;
  }
  
  .skills-grid {
    grid-template-columns: 1fr;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-links {
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
  }
  
  .floating-cards {
    display: none;
  }
  
  .main-card {
    width: 280px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .hero-stats {
    gap: 1rem;
  }
  
  .stat-number {
    font-size: 1.5rem;
  }
  
  .brand-text {
    display: none;
  }
  
  .main-card {
    width: 250px;
    padding: 1rem;
  }
  
  .card-content {
    font-size: 0.7rem;
  }
}

/* App Store Badges */
.app-badges {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin: 2rem 0;
}

.app-badge {
  display: inline-block;
  transition: var(--transition);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.app-badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.app-badge svg {
  display: block;
  width: 150px;
  height: 44px;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }

/* Dark mode support (can be added later) */
@media (prefers-color-scheme: dark) {
  /* Dark mode styles can be added here */
}