/* =====================================================
   Sheikh Abir Ali Portfolio - Main Styles
   Production-ready, Chrome Web Store Compliant
   ===================================================== */

/* CSS Variables */
:root {
  /* Colors */
  --bg-primary: #0B1220;
  --bg-secondary: #111A2E;
  --bg-tertiary: #1a2540;
  --accent-primary: #3B82F6;
  --accent-secondary: #22D3EE;
  --accent-success: #10B981;
  --accent-warning: #F59E0B;
  --accent-glow-1: #60A5FA;
  --accent-glow-2: #34D399;
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --border-color: rgba(59, 130, 246, 0.2);
  --glass-bg: rgba(17, 26, 46, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
  
  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --section-padding: 80px 0;
  --container-width: 1200px;
  --border-radius: 16px;
  --border-radius-sm: 8px;
  --border-radius-lg: 24px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--accent-secondary);
}

/* Container */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Section */
.section {
  padding: var(--section-padding);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-secondary);
  margin-bottom: 12px;
  padding: 8px 16px;
  background: rgba(34, 211, 238, 0.1);
  border-radius: 20px;
  border: 1px solid rgba(34, 211, 238, 0.3);
}

.section-title {
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-description {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.125rem;
}

/* Glass Panel */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition-medium);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-glow-1));
  color: var(--text-primary);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.5);
  color: var(--text-primary);
}

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

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

.btn-glow {
  position: relative;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: var(--bg-primary);
  font-weight: 700;
}

.btn-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: var(--border-radius-sm);
  z-index: -1;
  filter: blur(10px);
  opacity: 0.5;
  animation: pulse-glow 2s ease-in-out infinite;
}

.btn-glow:hover {
  transform: translateY(-2px) scale(1.02);
}

/* Cards */
.card {
  padding: 32px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  transition: var(--transition-medium);
}

.card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-primary);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 40px rgba(59, 130, 246, 0.1);
}

.card-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: var(--border-radius-sm);
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.card-description {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: 24px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  background: rgba(11, 18, 32, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition-medium);
}

.navbar.scrolled {
  padding: 12px 0;
  background: rgba(11, 18, 32, 0.95);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
}

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

@media (max-width: 768px) {
  .nav-logo {
    font-size: 1rem;
  }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-primary);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-links, .nav-cta {
    display: none;
  }
  .mobile-menu-btn {
    display: block;
  }
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(34, 211, 238, 0.1) 0%, transparent 40%),
    radial-gradient(ellipse at 60% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 40%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--accent-primary);
  border-radius: 30px;
  font-size: 0.875rem;
  color: var(--accent-secondary);
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--accent-success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.2s forwards;
  opacity: 0;
}

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

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 600px;
  animation: fadeInUp 0.8s ease 0.4s forwards;
  opacity: 0;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.6s forwards;
  opacity: 0;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 48px;
  animation: fadeInUp 0.8s ease 0.8s forwards;
  opacity: 0;
}

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

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.hero-visual {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  width: 45%;
  max-width: 600px;
  display: none;
}

@media (min-width: 1024px) {
  .hero-visual {
    display: block;
  }
}

/* Floating Shapes */
.floating-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
  animation: float 20s ease-in-out infinite;
}

.shape-1 {
  width: 300px;
  height: 300px;
  background: var(--accent-primary);
  top: 10%;
  right: 10%;
  animation-delay: 0s;
}

.shape-2 {
  width: 200px;
  height: 200px;
  background: var(--accent-secondary);
  bottom: 20%;
  left: 5%;
  animation-delay: -5s;
}

.shape-3 {
  width: 150px;
  height: 150px;
  background: var(--accent-success);
  top: 50%;
  right: 30%;
  animation-delay: -10s;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

.about-image {
  position: relative;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
}

.about-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-image-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  opacity: 0.3;
}

.about-image-frame {
  position: absolute;
  inset: -4px;
  border: 2px solid var(--accent-primary);
  border-radius: var(--border-radius-lg);
  z-index: -1;
}

.about-content h2 {
  margin-bottom: 24px;
}

.about-content p {
  margin-bottom: 20px;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-feature-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 8px;
  color: var(--accent-primary);
  font-size: 1rem;
}

/* Skills Section */
.skills-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1024px) {
  .skills-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .skills-container {
    grid-template-columns: 1fr;
  }
}

.skill-card {
  padding: 24px;
  text-align: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  transition: var(--transition-medium);
}

.skill-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-primary);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2), 0 0 30px rgba(59, 130, 246, 0.1);
}

.skill-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(34, 211, 238, 0.2));
  border-radius: var(--border-radius-sm);
  font-size: 1.75rem;
}

.skill-name {
  font-weight: 600;
  margin-bottom: 8px;
}

.skill-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

.service-card {
  padding: 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  transition: var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  transform: scaleX(0);
  transition: var(--transition-medium);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-primary);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: var(--border-radius-sm);
  margin-bottom: 20px;
  font-size: 1.5rem;
  color: var(--bg-primary);
}

.service-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.service-description {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 0.9375rem;
}

.service-features {
  list-style: none;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.service-features li::before {
  content: '✓';
  color: var(--accent-success);
  font-weight: 700;
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

@media (max-width: 1024px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

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

.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-primary);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(59, 130, 246, 0.1);
}

.project-image {
  position: relative;
  aspect-ratio: 16/10;
  background: var(--bg-tertiary);
  overflow: hidden;
}

.project-image-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--accent-primary);
}

.project-content {
  padding: 24px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.project-tag {
  padding: 4px 12px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 20px;
  font-size: 0.75rem;
  color: var(--accent-primary);
}

.project-title {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.project-description {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.project-links {
  display: flex;
  gap: 16px;
}

.project-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Experience Section */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-primary), var(--accent-secondary));
}

.timeline-item {
  position: relative;
  padding-left: 64px;
  padding-bottom: 48px;
}

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

.timeline-dot {
  position: absolute;
  left: 16px;
  top: 0;
  width: 18px;
  height: 18px;
  background: var(--accent-primary);
  border-radius: 50%;
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
}

.timeline-content {
  padding: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 8px;
}

.timeline-title {
  font-size: 1.125rem;
  margin: 0;
}

.timeline-company {
  color: var(--accent-secondary);
  font-weight: 500;
}

.timeline-date {
  padding: 4px 12px;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 20px;
  font-size: 0.75rem;
  color: var(--accent-primary);
}

.timeline-description {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin: 0;
}

/* Certifications Section */
.certifications-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1024px) {
  .certifications-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .certifications-grid {
    grid-template-columns: 1fr;
  }
}

.certification-card {
  padding: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  text-align: center;
  transition: var(--transition-medium);
}

.certification-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
}

.certification-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 50%;
  font-size: 1.5rem;
}

.certification-name {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.certification-issuer {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Volunteer Section */
.volunteer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .volunteer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .volunteer-grid {
    grid-template-columns: 1fr;
  }
}

.volunteer-card {
  padding: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  transition: var(--transition-medium);
}

.volunteer-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
}

.volunteer-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 211, 238, 0.1);
  border-radius: var(--border-radius-sm);
  margin-bottom: 16px;
  font-size: 1.25rem;
  color: var(--accent-secondary);
}

.volunteer-title {
  font-size: 1.125rem;
  margin-bottom: 4px;
}

.volunteer-organization {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info h3 {
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.1);
  border-radius: var(--border-radius-sm);
  color: var(--accent-primary);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-details {
  flex: 1;
}

.contact-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-value {
  font-weight: 500;
}

.contact-value a {
  color: var(--text-primary);
}

.contact-value a:hover {
  color: var(--accent-primary);
}

.social-links {
  display: flex;
  gap: 16px;
  margin-top: 32px;
}

.social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-sm);
  color: var(--text-secondary);
  font-size: 1.25rem;
  transition: var(--transition-medium);
}

.social-link:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: var(--text-primary);
  transform: translateY(-4px);
}

.contact-form {
  padding: 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-fast);
}

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

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-submit {
  width: 100%;
}

/* Direct Contact */
.direct-contact h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.direct-contact > p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.direct-contact-items {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.direct-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.direct-contact-item:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.15);
}

.direct-contact-icon {
  font-size: 1.25rem;
}

/* Inline Contact */
.contact-inline {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  padding: 40px 0;
}

.contact-inline-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.contact-inline-item:hover {
  color: var(--accent-primary);
}

.contact-inline-icon {
  font-size: 1.25rem;
}

@media (max-width: 768px) {
  .contact-inline {
    flex-direction: column;
    gap: 20px;
  }
}

/* Contact Box */
.contact-box {
  display: flex;
  justify-content: center;
  align-items: stretch;
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 32px 0;
}

.contact-box-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 28px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  text-decoration: none;
  flex: 1;
  max-width: 320px;
  transition: var(--transition-fast);
}

.contact-box-item:hover {
  border-color: var(--accent-primary);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.15);
}

.contact-box-icon {
  font-size: 2rem;
}

.contact-box-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-box-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.contact-box-value {
  color: var(--text-primary);
  font-weight: 500;
}

@media (max-width: 768px) {
  .contact-box {
    flex-direction: column;
    align-items: center;
  }
  
  .contact-box-item {
    width: 100%;
    max-width: 100%;
  }
}

/* Video Container */
.video-container {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
}

.video-container iframe {
  display: block;
}

.video-caption {
  text-align: center;
  color: var(--text-secondary);
  margin-top: 20px;
  font-size: 1.1rem;
}

/* Footer */
.footer {
  padding: 40px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-text {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.875rem;
}

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

/* =====================================================
   Extension Landing Page Styles (timeshift.html)
   ===================================================== */

.extension-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.extension-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 30% 20%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(34, 211, 238, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.extension-hero-content {
  max-width: 700px;
  position: relative;
  z-index: 1;
}

.extension-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 30px;
  font-size: 0.875rem;
  color: var(--accent-secondary);
  margin-bottom: 24px;
}

.extension-icon-large {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: var(--border-radius);
  font-size: 2.5rem;
  margin-bottom: 24px;
  box-shadow: 0 10px 40px rgba(59, 130, 246, 0.4);
}

.extension-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: 20px;
  line-height: 1.1;
}

.extension-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.extension-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.extension-stats {
  display: flex;
  gap: 40px;
}

.extension-stat {
  text-align: left;
}

.extension-stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-primary);
}

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

/* Features Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  padding: 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  transition: var(--transition-medium);
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-primary);
}

.feature-icon-wrapper {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: var(--border-radius-sm);
  margin-bottom: 20px;
  font-size: 1.5rem;
  color: var(--bg-primary);
}

.feature-title {
  font-size: 1.125rem;
  margin-bottom: 12px;
}

.feature-description {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin: 0;
}

/* How It Works */
.steps-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1024px) {
  .steps-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .steps-container {
    grid-template-columns: 1fr;
  }
}

.step-card {
  padding: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  text-align: center;
  position: relative;
}

.step-number {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--bg-primary);
  margin: 0 auto 16px;
}

.step-title {
  font-size: 1rem;
  margin-bottom: 8px;
}

.step-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

/* Screenshots Section */
.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

@media (max-width: 600px) {
  .screenshots-grid {
    grid-template-columns: 1fr;
  }
}

.screenshot-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.screenshot-placeholder {
  aspect-ratio: 16/10;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1rem;
}

.screenshot-caption {
  padding: 16px;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Privacy Highlights */
.privacy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .privacy-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .privacy-grid {
    grid-template-columns: 1fr;
  }
}

.privacy-card {
  padding: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  text-align: center;
}

.privacy-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(16, 185, 129, 0.1);
  border-radius: 50%;
  margin: 0 auto 16px;
  font-size: 1.5rem;
  color: var(--accent-success);
}

.privacy-title {
  font-size: 1rem;
  margin-bottom: 8px;
}

.privacy-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

/* Developer Credibility */
.credibility-section {
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  padding: 60px;
}

.credibility-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

@media (max-width: 1024px) {
  .credibility-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .credibility-grid {
    grid-template-columns: 1fr;
  }
}

.credibility-item {
  text-align: center;
}

.credibility-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 8px;
}

.credibility-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* =====================================================
   Support & Privacy Pages
   ===================================================== */

.support-header,
.privacy-header {
  padding: 120px 0 60px;
  text-align: center;
}

.support-title,
.privacy-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
}

.support-subtitle,
.privacy-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.support-content,
.privacy-content {
  padding: 60px 0;
}

.support-section,
.privacy-section {
  margin-bottom: 40px;
}

.support-section h2,
.privacy-section h2 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.support-section p,
.privacy-section p {
  font-size: 1rem;
  line-height: 1.7;
}

.contact-card {
  padding: 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  text-align: center;
}

.contact-card-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 50%;
  margin: 0 auto 20px;
  font-size: 1.5rem;
  color: var(--bg-primary);
}

.contact-card-title {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.contact-card-email {
  font-size: 1.125rem;
  color: var(--accent-primary);
}

.response-time {
  margin-top: 16px;
  padding: 12px;
  background: rgba(16, 185, 129, 0.1);
  border-radius: var(--border-radius-sm);
  font-size: 0.875rem;
  color: var(--accent-success);
}

/* Privacy Page Specific */
.privacy-list {
  list-style: none;
}

.privacy-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.privacy-list li:last-child {
  border-bottom: none;
}

.privacy-list-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-success);
  font-weight: 700;
}

.privacy-highlight-box {
  padding: 32px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(34, 211, 238, 0.1));
  border: 1px solid var(--accent-primary);
  border-radius: var(--border-radius);
  margin: 32px 0;
}

.privacy-highlight-box h3 {
  margin-bottom: 16px;
}

.privacy-highlight-box p {
  margin-bottom: 0;
}

/* Page Header */
.page-header {
  padding: 140px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 50% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

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

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 0.875rem;
}

.breadcrumb a {
  color: var(--text-muted);
}

.breadcrumb span {
  color: var(--text-secondary);
}

.page-title {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 16px;
}

.page-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* CTA Section */
.cta-section {
  padding: 80px 0;
  text-align: center;
}

.cta-box {
  padding: 60px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(34, 211, 238, 0.1));
  border: 1px solid var(--accent-primary);
  border-radius: var(--border-radius-lg);
}

.cta-title {
  font-size: 2rem;
  margin-bottom: 16px;
}

.cta-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(11, 18, 32, 0.98);
  z-index: 999;
  padding: 100px 24px 40px;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-nav-links {
  list-style: none;
}

.mobile-nav-links li {
  margin-bottom: 24px;
}

.mobile-nav-links a {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }

.hidden { display: none; }
.visible { display: block; }

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-secondary);
}

/* Selection */
::selection {
  background: var(--accent-primary);
  color: var(--text-primary);
}

/* Focus States */
:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}