/* CSS Custom Properties */
:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-secondary: #64748b;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-background: #ffffff;
  --color-surface: #f8fafc;
  --color-border: #e2e8f0;
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --border-radius: 0.5rem;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Section Styling */
section {
  padding: 4rem 0;
}

.section-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 2rem 0;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: center;
  width: 100%;
}

.hero-text {
  text-align: left;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1rem;
}

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

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  max-width: 600px;
}

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

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

.hero-avatar {
  position: relative;
}

.avatar-placeholder {
  animation: float 3s ease-in-out infinite;
  filter: drop-shadow(var(--shadow-lg));
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: var(--transition);
  border: 2px solid transparent;
  cursor: pointer;
}

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

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

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

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

/* About Section */
.about {
  background: var(--color-surface);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  text-align: left;
  margin-top: 2rem;
}

.about-text p {
  margin-bottom: 1rem;
  color: var(--color-text-light);
  font-size: 1.125rem;
}

.skills h3 {
  margin-bottom: 1rem;
  color: var(--color-text);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill-tag {
  padding: 0.5rem 1rem;
  background: white;
  border-radius: var(--border-radius);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.skill-tag:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Blockquote Styling */
blockquote {
  margin: 2rem 0;
  padding: 1.5rem 2rem;
  background: var(--color-surface);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--border-radius);
  font-style: italic;
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--color-text-light);
  box-shadow: var(--shadow-sm);
  position: relative;
}

blockquote p {
  margin: 0;
  position: relative;
  z-index: 1;
}

/* Contact Section */
.contact {
  background: white;
}

.contact-description {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.contact-methods {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  background: var(--color-surface);
  border-radius: var(--border-radius);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.contact-method:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: var(--color-primary);
  color: white;
}

.contact-method svg {
  flex-shrink: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text {
    text-align: center;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
  
  .about-text {
    text-align: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .contact-methods {
    flex-direction: column;
    align-items: center;
  }
  
  .contact-method {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
  
  section {
    padding: 2rem 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.5rem;
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .skill-tags {
    justify-content: center;
  }
}

/* Navigation */
.navbar {
  position: relative;
  z-index: 1000;
  transition: var(--transition);
}

.navbar-container {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 1rem;
  max-width: 1200px;
}

.navbar-brand {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  transition: var(--transition);
}

.navbar-brand:hover {
  color: var(--color-primary);
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.dropdown-toggle:hover {
  background-color: var(--color-surface);
  color: var(--color-primary);
}

.dropdown-icon {
  transition: var(--transition);
}

.dropdown.active .dropdown-icon {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 200px;
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem);
  transition: var(--transition);
  z-index: 1001;
}

.dropdown.active .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--color-text);
  text-decoration: none;
  transition: var(--transition);
}

.dropdown-item:hover {
  background-color: var(--color-surface);
  color: var(--color-primary);
}

.dropdown-item:first-child {
  border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.dropdown-item:last-child {
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}