/* =================================
   PORTFOLIO 2025 - MAIN STYLES
   Clean, Modern, Easy to Customize
   ================================= */

/* === CSS VARIABLES === */
:root {
  /* Colors - Easy to modify */
  --color-primary: #6366f1;
  --color-secondary: #8b5cf6;
  --color-accent: #ec4899;
  --color-dark: #0f172a;
  --color-dark-light: #1e293b;
  --color-gray: #64748b;
  --color-light: #f1f5f9;
  --color-white: #ffffff;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Typography */
  --font-primary: 'Space Grotesk', system-ui, sans-serif;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 3rem;

  /* Other */
  --border-radius: 12px;
  --transition: 0.3s ease;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);

  /* Theme-aware colors (light mode defaults) */
  --bg-primary: #ffffff;
  --bg-secondary: #f1f5f9;
  --bg-tertiary: #e2e8f0;
  --bg-card: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --border-color: rgba(0, 0, 0, 0.05);
}

/* === DARK MODE === */
[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-card: #1e293b;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --border-color: rgba(255, 255, 255, 0.1);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

/* === THEME TOGGLE BUTTON === */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
  margin-left: auto;
  margin-right: var(--spacing-sm);
  position: relative;
  overflow: hidden;
}

.theme-toggle:hover {
  background: var(--bg-tertiary);
  transform: scale(1.05);
  box-shadow: var(--shadow);
}

.theme-toggle svg {
  position: absolute;
  transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55), opacity 0.3s ease;
  color: var(--text-primary);
}

.theme-toggle .sun-icon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.theme-toggle .moon-icon {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

[data-theme="dark"] .theme-toggle .sun-icon {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

[data-theme="dark"] .theme-toggle .moon-icon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

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

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

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray);
}

/* === NAVIGATION === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  padding: var(--spacing-sm) 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-menu a {
  color: var(--color-dark);
  font-weight: 500;
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  transition: var(--transition);
}

.nav-menu a:hover::after {
  width: 100%;
}

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

.menu-toggle span {
  width: 25px;
  height: 2px;
  background: var(--color-dark);
  transition: var(--transition);
}

/* === HERO SECTION === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--spacing-xl) 0;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.hero-content {
  animation: fadeInUp 0.8s ease;
}

.badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
  max-width: 600px;
}

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

/* Profile Card */
.profile-card {
  background: white;
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-lg);
  animation: fadeInUp 0.8s ease 0.2s both;
}

.profile-img-wrapper {
  position: relative;
  width: 250px;
  height: 250px;
  margin: 0 auto var(--spacing-sm);
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.profile-ring {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  opacity: 0.2;
  animation: pulse 2s ease-in-out infinite;
}

.status-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--color-gray);
  font-size: 0.875rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: #22c55e;
  border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
}

/* === BUTTONS === */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
}

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

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

.btn-secondary:hover {
  background: var(--color-dark);
  color: white;
}

.btn-full {
  width: 100%;
}

/* === PROJECTS SECTION === */
.projects {
  padding: var(--spacing-xl) 0;
  background: white;
}

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

.project-card {
  background: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.project-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}

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

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

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.9), rgba(139, 92, 246, 0.9));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-link {
  color: white;
  font-weight: 600;
  font-size: var(--font-size-lg);
}

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

.project-tags {
  display: flex;
  gap: 0.5rem;
  margin-bottom: var(--spacing-sm);
}

.tag {
  padding: 0.25rem 0.75rem;
  background: var(--color-light);
  color: var(--color-primary);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

.project-title {
  font-size: var(--font-size-xl);
  margin-bottom: 0.5rem;
}

.project-description {
  color: var(--color-gray);
}

/* === SOCIAL FEEDS SECTION === */
.social-feed {
  padding: var(--spacing-xl) 0;
}

.linkedin-feed {
  background: #f3f6f8;
}

.twitter-feed {
  background: white;
}

.section-title-with-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.section-icon {
  width: 40px;
  height: 40px;
  color: var(--color-primary);
}

.linkedin-feed .section-icon {
  color: #0077b5;
}

.twitter-feed .section-icon {
  color: #1da1f2;
}

.posts-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  min-height: 300px;
}

.post-card {
  background: white;
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  animation: fadeInUp 0.5s ease;
}

.post-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.post-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-light);
}

.post-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.post-author-info {
  flex: 1;
}

.post-author-name {
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 0.25rem;
}

.post-date {
  font-size: 0.875rem;
  color: var(--color-gray);
}

.post-content {
  flex: 1;
  color: var(--color-dark);
  line-height: 1.7;
  font-size: 0.95rem;
}

.post-image {
  width: 100%;
  border-radius: 8px;
  margin-top: var(--spacing-sm);
  object-fit: cover;
  max-height: 250px;
}

.post-stats {
  display: flex;
  gap: var(--spacing-md);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-light);
}

.post-stat {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-gray);
  font-size: 0.875rem;
}

.post-stat svg {
  width: 18px;
  height: 18px;
}

.post-stat.likes {
  color: #e0245e;
}

.post-stat.comments {
  color: var(--color-primary);
}

.post-stat.shares {
  color: #17bf63;
}

.post-link {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.875rem;
  margin-top: 0.5rem;
  display: inline-block;
}

.post-link:hover {
  text-decoration: underline;
}

.view-more-link {
  display: inline-block;
  padding: 1rem 2rem;
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: 50px;
  font-weight: 600;
  text-align: center;
  transition: var(--transition);
  margin: 0 auto;
  display: block;
  width: fit-content;
}

.view-more-link:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.linkedin-feed .view-more-link {
  border-color: #0077b5;
  color: #0077b5;
}

.linkedin-feed .view-more-link:hover {
  background: #0077b5;
  color: white;
}

.twitter-feed .view-more-link {
  border-color: #1da1f2;
  color: #1da1f2;
}

.twitter-feed .view-more-link:hover {
  background: #1da1f2;
  color: white;
}

/* Loading State */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl);
  grid-column: 1 / -1;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-light);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loading-spinner p {
  color: var(--color-gray);
}

/* Error State */
.error-message {
  text-align: center;
  padding: var(--spacing-xl);
  grid-column: 1 / -1;
}

.error-message svg {
  width: 64px;
  height: 64px;
  color: var(--color-gray);
  margin-bottom: var(--spacing-sm);
}

.error-message h3 {
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.error-message p {
  color: var(--color-gray);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--spacing-xl);
  grid-column: 1 / -1;
}

.empty-state svg {
  width: 64px;
  height: 64px;
  color: var(--color-gray);
  margin-bottom: var(--spacing-sm);
}

.empty-state p {
  color: var(--color-gray);
  font-size: var(--font-size-lg);
}

/* === SKILLS SECTION === */
.skills {
  padding: var(--spacing-xl) 0;
  background: var(--color-light);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.skill-category {
  background: white;
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.category-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
}

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

.skill-item {
  padding: 0.5rem 1rem;
  background: var(--color-light);
  border-radius: 50px;
  font-weight: 500;
}

/* === CERTIFICATIONS SECTION === */
.certifications-section {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.certifications-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-sm);
}

.certification-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-decoration: none;
  border: 2px solid transparent;
}

.certification-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.cert-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #0078d4, #00a4ef);
  border-radius: 8px;
  color: white;
  flex-shrink: 0;
}

.cert-icon svg {
  width: 22px;
  height: 22px;
}

.cert-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
}

/* Provider-specific icon colors */
.cert-icon.azure {
  background: #f0f7ff;
}

.cert-icon.aws {
  background: #232f3e;
}

.cert-icon.gcp {
  background: #ffffff;
  border: 1px solid #e0e0e0;
}

.cert-icon.github {
  background: linear-gradient(135deg, #24292e, #444d56);
}

.cert-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.cert-name {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-dark);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cert-code {
  font-size: 0.75rem;
  color: var(--color-gray);
  font-weight: 500;
}

.cert-link-icon {
  font-size: 1rem;
  color: var(--color-primary);
  opacity: 0;
  transform: translateX(-5px);
  transition: var(--transition);
  flex-shrink: 0;
}

.certification-card:hover .cert-link-icon {
  opacity: 1;
  transform: translateX(0);
}

/* Dark mode certifications */
[data-theme="dark"] .certifications-section {
  border-top-color: var(--border-color);
}

[data-theme="dark"] .certification-card {
  background: var(--bg-card);
}

[data-theme="dark"] .cert-name {
  color: var(--text-primary);
}

[data-theme="dark"] .cert-code {
  color: var(--text-secondary);
}

/* === ABOUT SECTION === */
.about {
  padding: var(--spacing-xl) 0;
  background: white;
}

.about-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.about-text p {
  color: var(--color-gray);
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-lg);
  line-height: 1.8;
}

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

.stat {
  text-align: center;
  padding: var(--spacing-sm);
  background: var(--color-light);
  border-radius: var(--border-radius);
}

.stat-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  color: var(--color-gray);
  font-size: 0.875rem;
}

.image-wrapper {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* === RESUME PREVIEW === */
.resume-preview {
  position: relative;
  width: 100%;
  height: 600px;
}

.resume-container {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: white;
  border: 2px solid var(--color-light);
}

.resume-embed {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.resume-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.7) 50%, transparent 100%);
  padding: var(--spacing-md);
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: var(--transition);
}

.resume-container:hover .resume-overlay {
  opacity: 1;
}

.resume-overlay .btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
  white-space: nowrap;
}

.resume-overlay .btn .icon {
  flex-shrink: 0;
}

.resume-overlay .btn-secondary {
  background: white;
  color: var(--color-dark);
  border: none;
}

.resume-overlay .btn-secondary:hover {
  background: var(--color-light);
  color: var(--color-dark);
}

/* Mobile responsive for resume */
@media (max-width: 768px) {
  .resume-preview {
    height: 500px;
  }

  .resume-overlay {
    opacity: 1;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.8) 70%, transparent 100%);
    padding: var(--spacing-sm);
  }

  .resume-overlay .btn {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }
}

/* === CONTACT SECTION === */
.contact {
  padding: var(--spacing-xl) 0;
  background: var(--color-dark);
  color: white;
}

.contact .section-title {
  -webkit-text-fill-color: white;
}

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

.contact-description {
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-lg);
}

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

.contact-method {
  display: flex;
  gap: var(--spacing-sm);
  align-items: flex-start;
}

.contact-method .icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.contact-method h4 {
  margin-bottom: 0.25rem;
}

.contact-method p {
  color: var(--color-gray);
}

/* Form Styles */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-weight: 600;
}

.form-group input,
.form-group textarea {
  padding: 1rem;
  background: var(--color-dark-light);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  color: white;
  font-family: inherit;
  font-size: var(--font-size-base);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

/* === FOOTER === */
.footer {
  background: var(--color-dark-light);
  color: white;
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.footer-logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-section p {
  color: var(--color-gray);
}

.footer-section h4 {
  margin-bottom: var(--spacing-sm);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: var(--color-gray);
}

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

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-icon {
  width: 24px;
  height: 24px;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-gray);
}

/* === Q&A SECTION === */
.qna {
  padding: var(--spacing-xl) 0;
  background: var(--color-light);
}

.qna-container {
  max-width: 800px;
  margin: 0 auto;
}

.qna-item {
  background: white;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-sm);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.qna-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: white;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-dark);
  transition: var(--transition);
}

.qna-question:hover {
  background: var(--color-light);
}

.qna-question span {
  flex: 1;
  padding-right: 1rem;
}

.qna-icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

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

.qna-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.qna-item.active .qna-answer {
  max-height: 500px;
}

.qna-answer p {
  padding: 0 1.5rem 1.25rem;
  color: var(--color-gray);
  line-height: 1.8;
}

/* === PROJECT MODAL === */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.project-modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(8px);
}

.modal-container {
  position: relative;
  width: 90%;
  max-width: 900px;
  max-height: 90vh;
  background: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
  transform: scale(0.9) translateY(30px);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.project-modal.active .modal-container {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 10;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.modal-close:hover {
  background: white;
  transform: scale(1.1);
}

.modal-close svg {
  color: var(--color-dark);
}

.modal-content {
  max-height: 90vh;
  overflow-y: auto;
}

.modal-hero {
  position: relative;
  height: 300px;
  overflow: hidden;
}

.modal-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.6) 100%);
}

.modal-body {
  padding: var(--spacing-md);
}

.modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--spacing-sm);
}

.modal-tags .tag {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
}

.modal-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-dark);
}

.modal-description {
  font-size: var(--font-size-lg);
  color: var(--color-gray);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.modal-section {
  margin-bottom: var(--spacing-md);
}

.modal-section-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-section-title::before {
  content: '';
  width: 4px;
  height: 20px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 2px;
}

.modal-highlights {
  list-style: none;
  padding: 0;
}

.modal-highlights li {
  padding: 0.75rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--color-dark);
  border-bottom: 1px solid var(--color-light);
}

.modal-highlights li:last-child {
  border-bottom: none;
}

.modal-highlights li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

.modal-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.modal-tech-stack .tech-item {
  padding: 0.6rem 1.2rem;
  background: var(--color-light);
  border-radius: 50px;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-dark);
  transition: var(--transition);
}

.modal-tech-stack .tech-item:hover {
  background: var(--color-primary);
  color: white;
}

.modal-actions {
  display: flex;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-light);
}

.modal-actions .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-actions .btn svg {
  flex-shrink: 0;
}

/* Make project cards clickable */
.project-card {
  cursor: pointer;
}

.project-card .project-link {
  pointer-events: none;
}

/* Body scroll lock when modal is open */
body.modal-open {
  overflow: hidden;
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }
}

@keyframes blink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.3;
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* === DARK MODE COMPONENT STYLES === */
/* Navbar */
[data-theme="dark"] .navbar {
  background: rgba(15, 23, 42, 0.95);
  border-bottom-color: var(--border-color);
}

[data-theme="dark"] .nav-menu a {
  color: var(--text-primary);
}

[data-theme="dark"] .menu-toggle span {
  background: var(--text-primary);
}

/* Hero */
[data-theme="dark"] .hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

[data-theme="dark"] .profile-card {
  background: var(--bg-card);
}

[data-theme="dark"] .hero-description {
  color: var(--text-secondary);
}

[data-theme="dark"] .status-indicator {
  color: var(--text-secondary);
}

/* Buttons */
[data-theme="dark"] .btn-secondary {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

[data-theme="dark"] .btn-secondary:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
}

/* Projects */
[data-theme="dark"] .projects {
  background: var(--bg-primary);
}

[data-theme="dark"] .project-card {
  background: var(--bg-card);
}

[data-theme="dark"] .project-title {
  color: var(--text-primary);
}

[data-theme="dark"] .project-description {
  color: var(--text-secondary);
}

[data-theme="dark"] .tag {
  background: var(--bg-tertiary);
}

/* Skills */
[data-theme="dark"] .skills {
  background: var(--bg-secondary);
}

[data-theme="dark"] .skill-category {
  background: var(--bg-card);
}

[data-theme="dark"] .skill-item {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

/* About */
[data-theme="dark"] .about {
  background: var(--bg-primary);
}

[data-theme="dark"] .about-text p {
  color: var(--text-secondary);
}

[data-theme="dark"] .stat {
  background: var(--bg-secondary);
}

[data-theme="dark"] .stat-label {
  color: var(--text-secondary);
}

[data-theme="dark"] .resume-container {
  background: var(--bg-card);
  border-color: var(--border-color);
}

/* Q&A */
[data-theme="dark"] .qna {
  background: var(--bg-secondary);
}

[data-theme="dark"] .qna-item {
  background: var(--bg-card);
}

[data-theme="dark"] .qna-question {
  background: var(--bg-card);
  color: var(--text-primary);
}

[data-theme="dark"] .qna-question:hover {
  background: var(--bg-tertiary);
}

[data-theme="dark"] .qna-answer p {
  color: var(--text-secondary);
}

/* Modal */
[data-theme="dark"] .modal-container {
  background: var(--bg-card);
}

[data-theme="dark"] .modal-title {
  color: var(--text-primary);
}

[data-theme="dark"] .modal-description {
  color: var(--text-secondary);
}

[data-theme="dark"] .modal-section-title {
  color: var(--text-primary);
}

[data-theme="dark"] .modal-highlights li {
  color: var(--text-primary);
  border-bottom-color: var(--border-color);
}

[data-theme="dark"] .modal-tech-stack .tech-item {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

[data-theme="dark"] .modal-actions {
  border-top-color: var(--border-color);
}

[data-theme="dark"] .modal-close {
  background: rgba(30, 41, 59, 0.9);
}

[data-theme="dark"] .modal-close:hover {
  background: var(--bg-tertiary);
}

[data-theme="dark"] .modal-close svg {
  color: var(--text-primary);
}

/* Form inputs */
[data-theme="dark"] .form-group input:not(:focus),
[data-theme="dark"] .form-group textarea:not(:focus) {
  background: var(--bg-tertiary);
}

/* Social feeds (if enabled) */
[data-theme="dark"] .linkedin-feed {
  background: var(--bg-secondary);
}

[data-theme="dark"] .twitter-feed {
  background: var(--bg-primary);
}

[data-theme="dark"] .post-card {
  background: var(--bg-card);
}

[data-theme="dark"] .post-header {
  border-bottom-color: var(--border-color);
}

[data-theme="dark"] .post-author-name {
  color: var(--text-primary);
}

[data-theme="dark"] .post-content {
  color: var(--text-primary);
}

[data-theme="dark"] .post-stats {
  border-top-color: var(--border-color);
}

/* Mobile nav menu */
[data-theme="dark"] .nav-menu {
  background: var(--bg-primary);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {

  .hero-container,
  .about-content,
  .contact-content {
    grid-template-columns: 1fr;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--shadow);
  }

  .nav-menu.active {
    display: flex;
  }

  .menu-toggle {
    display: flex;
    order: 2;
  }

  .theme-toggle {
    width: 38px;
    height: 38px;
    margin-left: auto;
    margin-right: 0.5rem;
    order: 1;
  }

  .profile-img-wrapper {
    width: 200px;
    height: 200px;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }

  .hero-buttons {
    flex-direction: column;
  }

  /* Modal responsive */
  .modal-container {
    width: 95%;
    max-height: 95vh;
  }

  .modal-hero {
    height: 200px;
  }

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

  .modal-actions {
    flex-direction: column;
  }

  .modal-actions .btn {
    justify-content: center;
  }
}

/* === SCROLL TO TOP BUTTON === */
.scroll-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  z-index: 999;
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

/* === TOAST NOTIFICATIONS === */
.toast-container {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius);
  color: white;
  font-weight: 500;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
  pointer-events: auto;
  animation: toastSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 400px;
}

.toast.success {
  background: linear-gradient(135deg, #10b981, #059669);
}

.toast.error {
  background: linear-gradient(135deg, #ef4444, #dc2626);
}

.toast svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.toast.removing {
  animation: toastSlideOut 0.3s ease forwards;
}

@keyframes toastSlideIn {
  from {
    opacity: 0;
    transform: translateX(100%);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes toastSlideOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }

  to {
    opacity: 0;
    transform: translateX(100%);
  }
}

/* === MOBILE NAV OVERLAY === */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* === PAGE LOAD TRANSITION === */
body {
  animation: pageLoad 0.6s ease;
}

@keyframes pageLoad {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

/* === FORM BUTTON LOADING STATE === */
.btn-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.8;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: 0.5rem;
}

@media (max-width: 768px) {
  .toast-container {
    left: 1rem;
    right: 1rem;
  }

  .toast {
    max-width: 100%;
  }

  .scroll-to-top {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 42px;
    height: 42px;
  }
}