/**
 * Home Page Styles - 1.wien
 * Styles specific to the home/index page
 */

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--gradient-bg-dark);
  padding-top: 180px; /* Extra clearance for floating logo navbar */
  padding-bottom: 100px; /* Space for scroll indicator */
  box-sizing: border-box;
  contain: size layout style paint;
  contain-intrinsic-size: 100vw 100vh;
}

.hero-background {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  contain: strict;
}

.hero-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.8;
  display: block;
  contain: strict;
  transform: translateZ(0);
}

/* ============================================
   HERO SVG CSS ANIMATIONS (No CLS)
   ============================================ */
/* Node pulse animations */
.hero-svg .node {
  opacity: 0.85;
  animation: nodePulse 4s ease-in-out infinite;
  transform-origin: center;
  transform-box: fill-box;
}
.hero-svg .node-1 { animation-duration: 4s; }
.hero-svg .node-2 { animation-duration: 5s; animation-delay: 0.5s; }
.hero-svg .node-3 { animation-duration: 4.5s; animation-delay: 1s; }
.hero-svg .node-4 { animation-duration: 5.5s; animation-delay: 0.3s; }
.hero-svg .node-5 { animation-duration: 4.2s; animation-delay: 0.7s; }
.hero-svg .node-6 { animation-duration: 4.8s; animation-delay: 1.2s; }

@keyframes nodePulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.15); }
}

/* Line pulse animations */
.hero-svg .line {
  opacity: 0.3;
  animation: linePulse 4s ease-in-out infinite;
}
.hero-svg .line-1 { animation-duration: 4s; }
.hero-svg .line-2 { animation-duration: 4.5s; animation-delay: 0.3s; }
.hero-svg .line-3 { animation-duration: 5s; animation-delay: 0.6s; }
.hero-svg .line-4 { animation-duration: 4.2s; animation-delay: 0.9s; }
.hero-svg .line-5 { animation-duration: 4.8s; animation-delay: 1.2s; }

@keyframes linePulse {
  0%, 100% { opacity: 0.2; }
  50% { opacity: 0.5; }
}

/* Code snippet float animations */
.hero-svg .code {
  opacity: 0.7;
  animation: codeFloat 4s ease-in-out infinite;
}
.hero-svg .code-1 { animation-duration: 4s; }
.hero-svg .code-2 { animation-duration: 4.3s; animation-delay: 0.2s; }
.hero-svg .code-3 { animation-duration: 4.6s; animation-delay: 0.4s; }
.hero-svg .code-4 { animation-duration: 4.9s; animation-delay: 0.6s; }
.hero-svg .code-5 { animation-duration: 5.2s; animation-delay: 0.8s; }
.hero-svg .code-6 { animation-duration: 5.5s; animation-delay: 1s; }
.hero-svg .code-7 { animation-duration: 5.8s; animation-delay: 1.2s; }
.hero-svg .code-8 { animation-duration: 6.1s; animation-delay: 1.4s; }

@keyframes codeFloat {
  0%, 100% { opacity: 0.5; transform: translateY(0); }
  50% { opacity: 0.85; transform: translateY(-15px); }
}

/* Particle animations */
.hero-svg .particle {
  opacity: 0;
  animation: particleMove 6s ease-in-out infinite;
}
.hero-svg .particle-1 { animation-duration: 6s; }
.hero-svg .particle-2 { animation-duration: 7s; animation-delay: 1s; }
.hero-svg .particle-3 { animation-duration: 5.5s; animation-delay: 2s; }
.hero-svg .particle-4 { animation-duration: 6.5s; animation-delay: 1.5s; }
.hero-svg .particle-5 { animation-duration: 7.5s; animation-delay: 0.5s; }

@keyframes particleMove {
  0%, 100% { opacity: 0; transform: translate(0, 0); }
  50% { opacity: 0.8; transform: translate(50px, -40px); }
}

/* Binary rain animations */
.hero-svg .binary {
  opacity: 0;
  animation: binaryFall 8s linear infinite;
}
.hero-svg .binary-1 { animation-duration: 8s; }
.hero-svg .binary-2 { animation-duration: 9s; animation-delay: 1s; }
.hero-svg .binary-3 { animation-duration: 7s; animation-delay: 2s; }
.hero-svg .binary-4 { animation-duration: 8.5s; animation-delay: 3s; }
.hero-svg .binary-5 { animation-duration: 7.5s; animation-delay: 4s; }
.hero-svg .binary-6 { animation-duration: 9.5s; animation-delay: 5s; }

@keyframes binaryFall {
  0% { opacity: 0; transform: translateY(0); }
  10% { opacity: 0.7; }
  90% { opacity: 0.7; }
  100% { opacity: 0; transform: translateY(900px); }
}

.hero-content {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 2;
  text-align: center;
  contain: layout style;
}

.hero-title {
  margin-bottom: var(--space-5);
  font-size: var(--text-5xl);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* Parallax effect on scroll */
.hero-parallax {
  transition: transform 0.1s linear;
}

/* Mobile adjustments for hero */
@media (max-width: 767px) {
  .hero {
    padding-top: 140px;
  }
}

/* ============================================
   SECTION 1: CONNECTION
   ============================================ */
.section-connection {
  background: var(--bg-secondary);
  position: relative;
}

.section-connection-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: center;
}

.section-connection-content h2 {
  margin-bottom: var(--space-5);
}

.section-connection-content p {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.section-connection-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.stat-item {
  text-align: center;
  padding: var(--space-5);
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  transition: all var(--duration-base) var(--ease-in-out);
}

.stat-item:hover {
  background: var(--card-hover-bg);
  transform: translateY(-4px);
  box-shadow: var(--card-hover-shadow);
}

.stat-number {
  display: block;
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  background: var(--gradient-primary);
  background-clip: text;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-connection-image {
  position: relative;
  width: 100%;
  height: 500px;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.section-connection-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--card-shadow);
  transition: transform var(--duration-base) var(--ease-in-out);
}

.section-connection-image img:hover {
  transform: scale(1.02);
}

/* ============================================
   SECTION 2: VIENNA
   ============================================ */
.section-vienna {
  background: var(--gradient-bg-section);
  position: relative;
}

.section-vienna-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: center;
}

.section-vienna-image {
  position: relative;
  width: 100%;
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.section-vienna-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--card-shadow);
  transition: transform var(--duration-base) var(--ease-in-out);
}

.section-vienna-image img:hover {
  transform: scale(1.02);
}

.section-vienna-content h2 {
  margin-bottom: var(--space-5);
}

.section-vienna-content p {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.vienna-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--card-bg);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-purple);
  transition: all var(--duration-base) var(--ease-in-out);
}

.feature-item:hover {
  background: var(--card-hover-bg);
  border-left-color: var(--color-cyan);
  transform: translateX(8px);
}

.feature-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-cyan);
}

.feature-text {
  color: var(--text-secondary);
  line-height: var(--leading-normal);
}

/* ============================================
   SECTION 3: FULL CIRCLE
   ============================================ */
.section-circle {
  background: var(--bg-secondary);
  position: relative;
}

.section-circle-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-10);
}

.section-circle-content h2 {
  margin-bottom: var(--space-5);
}

.section-circle-content p {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

.section-circle-image {
  position: relative;
  width: 100%;
  max-width: 600px;
  height: 600px;
  margin: 0 auto var(--space-10);
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.section-circle-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--card-shadow);
  transition: transform var(--duration-base) var(--ease-in-out);
}

.section-circle-image img:hover {
  transform: scale(1.02);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.process-step {
  text-align: center;
  padding: var(--space-6);
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  position: relative;
  transition: all var(--duration-base) var(--ease-in-out);
}

.process-step:hover {
  background: var(--card-hover-bg);
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.process-number {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--weight-bold);
  color: var(--color-white);
  font-size: var(--text-lg);
}

.process-step h4 {
  margin-top: var(--space-4);
  margin-bottom: var(--space-3);
  font-size: var(--text-lg);
}

.process-step p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* ============================================
   SECTION 4: SERVICES
   ============================================ */
.section-services {
  background: var(--gradient-bg-section);
}

.section-services-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-12);
}

.section-services-header h2 {
  margin-bottom: var(--space-4);
}

.section-services-header p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
}

/* AI Content Suite - 2 columns layout */
.ai-content-grid {
  grid-template-columns: repeat(2, 1fr);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.service-card {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: all var(--duration-base) var(--ease-in-out);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-base) var(--ease-out);
}

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

.service-card:hover {
  background: var(--card-hover-bg);
  border-color: var(--color-cyan);
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl), var(--shadow-glow-cyan);
}

.service-icon {
  width: 60px;
  height: 60px;
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--gradient-primary);
  transition: transform var(--duration-base) var(--ease-in-out);
}

.service-card:hover .service-icon {
  transform: rotate(5deg) scale(1.1);
}

.service-icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-white);
}

.service-card h3 {
  margin-bottom: var(--space-3);
  font-size: var(--text-xl);
}

.service-card p {
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.service-badge {
  margin-top: var(--space-4);
}

/* ============================================
   SECTION 5: PORTFOLIO PREVIEW
   ============================================ */
.section-portfolio {
  background: var(--bg-secondary);
}

.section-portfolio-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.section-portfolio-header h2 {
  margin-bottom: var(--space-2);
}

.section-portfolio-header p {
  color: var(--text-secondary);
}

/* Portfolio Grid - Terminal + Browser Hybrid */
.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr; /* Mobile-first: 1 column */
  gap: var(--space-8);
  margin-top: var(--space-10);
}

/* Tablet layout - 2 columns */
@media (min-width: 768px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Desktop layout - 3 columns */
@media (min-width: 1200px) {
  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Terminal Window Card */
.project-terminal-card {
  position: relative;
  transition: transform var(--duration-base) var(--ease-out);
  display: grid; /* Changed from flex to grid */
}

.terminal-window {
  font-family: ui-monospace, 'SF Mono', Monaco, 'Cascadia Code', 'Courier New', monospace;
  background: var(--bg-secondary);
  border: 2px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: var(--card-shadow),
              0 0 0 rgba(0, 212, 255, 0);
  transition: all var(--duration-base) var(--ease-out);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%; /* Fill the grid cell */
}

.project-terminal-card:hover .terminal-window {
  border-color: var(--color-cyan);
  box-shadow: var(--card-hover-shadow),
              0 0 30px rgba(0, 212, 255, 0.25),
              0 0 60px rgba(124, 58, 237, 0.15);
  transform: translateY(-6px);
}

/* Terminal Header - Command Prompt */
.terminal-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--card-border);
  font-size: var(--text-sm);
}

.terminal-prompt {
  color: var(--color-cyan);
  font-weight: var(--weight-semibold);
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.4);
}

.terminal-command {
  color: var(--text-primary);
  opacity: 0.9;
}

/* Browser Mockup */
.browser-mockup {
  margin-bottom: var(--space-5);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3),
              0 0 0 1px rgba(255, 255, 255, 0.05);
  flex-shrink: 0; /* Prevent shrinking to maintain consistent sizing */
}

/* Browser Chrome */
.browser-chrome {
  background: linear-gradient(to bottom, #3a3a3c 0%, #2c2c2e 100%);
  padding: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 1px solid rgba(0, 0, 0, 0.3);
}

.browser-dots {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.dot-red,
.dot-yellow,
.dot-green {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.dot-red {
  background: #ff5f56;
  box-shadow: 0 0 4px rgba(255, 95, 86, 0.6);
}

.dot-yellow {
  background: #ffbd2e;
  box-shadow: 0 0 4px rgba(255, 189, 46, 0.6);
}

.dot-green {
  background: #27c93f;
  box-shadow: 0 0 4px rgba(39, 201, 63, 0.6);
}

.browser-url {
  flex: 1;
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
  font-weight: var(--weight-medium);
  letter-spacing: 0.02em;
}

/* Browser Viewport - Screenshot Container */
.browser-viewport {
  position: relative;
  aspect-ratio: 16 / 10;
  background: var(--bg-primary);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0; /* Prevent shrinking to maintain aspect ratio */
}

.browser-viewport img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.project-terminal-card:hover .browser-viewport img {
  transform: scale(1.05);
}

/* Placeholder gradient for screenshots */
.browser-viewport-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.browser-viewport-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.05) 50%, transparent 100%),
    linear-gradient(45deg, rgba(0,0,0,0.1) 25%, transparent 25%, transparent 75%, rgba(0,0,0,0.1) 75%),
    linear-gradient(45deg, rgba(0,0,0,0.1) 25%, transparent 25%, transparent 75%, rgba(0,0,0,0.1) 75%);
  background-size: 200% 200%, 20px 20px, 20px 20px;
  background-position: 0% 0%, 0 0, 10px 10px;
  opacity: 0.3;
  animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
  0% { background-position: 0% 0%, 0 0, 10px 10px; }
  100% { background-position: 200% 200%, 0 0, 10px 10px; }
}

.placeholder-icon {
  font-size: 3rem;
  opacity: 0.9;
  z-index: 1;
}

.placeholder-text {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  z-index: 1;
}

/* Terminal Body - Metrics Section */
.terminal-body {
  font-size: var(--text-sm);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  flex: 1; /* Grow to fill remaining space, ensuring equal card heights */
  display: flex;
  flex-direction: column;
}

/* Info lines - fixed height to ensure alignment even when text wraps */
.terminal-line {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  align-items: flex-start;
  min-height: 48px; /* Accommodate up to 2 lines of wrapped text */
}

.terminal-line:nth-child(2) {
  margin-bottom: var(--space-4); /* Space before code section */
}

/* Code section - will always start at same position due to fixed heights above */
.terminal-section {
  margin-top: 0;
}

.t-label {
  color: var(--color-purple);
  font-weight: var(--weight-semibold);
  min-width: 80px;
}

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

.terminal-metric {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding-left: var(--space-4);
  margin-bottom: var(--space-2);
  color: var(--text-secondary);
}

.terminal-metric:before {
  content: '├─';
  color: var(--card-border);
  margin-right: var(--space-1);
}

.terminal-metric:last-child:before {
  content: '└─';
}

.metric-icon {
  font-size: 1.1em;
  display: inline-block;
  min-width: 20px;
}

/* Terminal Code Block - Simple Description Style */
.terminal-code-block {
  font-family: ui-monospace, 'SF Mono', Monaco, 'Cascadia Code', 'Courier New', monospace;
  font-size: var(--text-xs);
  line-height: 1.8;
  color: #e5e7eb;
  background: rgba(0, 0, 0, 0.4);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: var(--space-3);
}

.code-line {
  margin-bottom: var(--space-1);
  font-size: 13px;
  color: #d1d5db;
}

.code-line:last-child {
  margin-bottom: 0;
}

/* Feature bullets */
.code-line::before {
  content: '• ';
  color: #60a5fa;
  font-weight: var(--weight-bold);
  margin-right: var(--space-1);
}

/* Command header for code blocks */
.code-command {
  color: #93c5fd;
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
  display: block;
  text-shadow: 0 0 10px rgba(147, 197, 253, 0.3);
}

/* Terminal Footer - CTA */
.terminal-footer {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding-top: var(--space-3);
  border-top: 1px solid var(--card-border);
  font-size: var(--text-sm);
}

.terminal-footer .terminal-prompt {
  color: var(--color-cyan);
  font-weight: var(--weight-bold);
}

.terminal-link {
  color: var(--color-cyan-light);
  text-decoration: none;
  font-weight: var(--weight-medium);
  transition: all var(--duration-fast) var(--ease-in-out);
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

.terminal-link:hover {
  color: var(--color-white);
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.6);
}

.cursor-blink {
  display: inline-block;
  width: 8px;
  height: 1em;
  background: var(--color-cyan);
  margin-left: 2px;
  animation: blink 1.2s step-end infinite;
  vertical-align: text-bottom;
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.6);
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.project-terminal-card:hover .cursor-blink {
  animation-play-state: paused;
  opacity: 1;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .terminal-window {
    padding: var(--space-4);
  }

  .terminal-header,
  .terminal-body,
  .terminal-footer {
    font-size: var(--text-xs);
  }

  .browser-chrome {
    padding: var(--space-2);
  }

  .browser-dots {
    gap: 4px;
  }

  .dot-red,
  .dot-yellow,
  .dot-green {
    width: 10px;
    height: 10px;
  }

  .t-label {
    min-width: 70px;
  }

  .terminal-code-block {
    font-size: 11px;
    padding: var(--space-2);
  }

  .code-line {
    font-size: 11px;
  }
}

/* ============================================
   SECTION 4b: @1.wien Email (Coming Soon)
   ============================================ */
.section-email {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
  padding: var(--space-16) 0;
}

.email-content-wrapper {
  position: relative;
  z-index: 2;
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.email-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--gradient-primary);
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
  }
}

.email-heading {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-4);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
}

.email-subheading {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin-bottom: var(--space-10);
  line-height: var(--leading-relaxed);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.email-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

.email-preview-card {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border: 2px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.email-preview-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}

.email-preview-card:hover {
  border-color: var(--color-cyan);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3),
              0 0 30px rgba(0, 212, 255, 0.2);
}

.email-preview-card:hover::before {
  opacity: 1;
}

.email-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin: 0 auto var(--space-4);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.email-preview-card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
  color: var(--text-primary);
}

.email-example {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--color-cyan);
  background: rgba(0, 212, 255, 0.1);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
  word-break: break-all;
}

.email-preview-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin: 0;
}

.email-notify-form {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.email-notify-input {
  flex: 1;
  min-width: 250px;
  padding: var(--space-4) var(--space-5);
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: var(--text-base);
  transition: all var(--duration-base) var(--ease-in-out);
}

.email-notify-input:focus {
  outline: none;
  border-color: var(--color-cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1),
              0 0 20px rgba(0, 212, 255, 0.2);
}

.email-notify-input::placeholder {
  color: var(--text-tertiary);
}

.email-notify-btn {
  padding: var(--space-4) var(--space-6);
  white-space: nowrap;
}

/* Background decoration */
.email-background {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.3;
  pointer-events: none;
}

/* Responsive */
@media (max-width: 768px) {
  .email-heading {
    font-size: var(--text-3xl);
  }

  .email-subheading {
    font-size: var(--text-lg);
  }

  .email-preview-grid {
    grid-template-columns: 1fr;
  }

  .email-notify-form {
    flex-direction: column;
  }

  .email-notify-input {
    min-width: 100%;
  }

  .email-notify-btn {
    width: 100%;
  }
}

/* ============================================
   SECTION 5b: CTA (Call-to-Action)
   ============================================ */
.section-cta {
  background: var(--gradient-bg-section);
  position: relative;
  overflow: hidden;
  padding: var(--space-16) 0;
}

.cta-container {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-12) var(--space-8);
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  border: 2px solid var(--card-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--card-shadow),
              0 0 60px rgba(0, 212, 255, 0.15),
              0 0 100px rgba(124, 58, 237, 0.1);
  transition: all var(--duration-base) var(--ease-out);
}

.cta-container:hover {
  border-color: var(--color-cyan);
  box-shadow: var(--card-hover-shadow),
              0 0 80px rgba(0, 212, 255, 0.25),
              0 0 120px rgba(124, 58, 237, 0.15);
  transform: translateY(-4px);
}

.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--gradient-primary);
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.cta-heading {
  font-size: var(--text-4xl);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.cta-subheading {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.cta-stats {
  display: flex;
  gap: var(--space-8);
  justify-content: center;
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--card-border);
}

.cta-stat {
  text-align: center;
}

.cta-stat-value {
  display: block;
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  background: var(--gradient-primary);
  background-clip: text;
  margin-bottom: var(--space-2);
}

.cta-stat-label {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* CTA Background SVG Animation */
.cta-background {
  position: absolute;
  inset: 0;
  opacity: 0.4;
  z-index: 1;
  pointer-events: none;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .cta-heading {
    font-size: var(--text-3xl);
  }

  .cta-subheading {
    font-size: var(--text-lg);
  }

  .cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .cta-buttons .btn {
    width: 100%;
  }

  .cta-stats {
    flex-direction: column;
    gap: var(--space-6);
  }
}

/* ============================================
   SECTION 6: FAQ
   ============================================ */
.section-faq {
  background: var(--bg-secondary);
  position: relative;
}

.section-faq-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-12);
}

.section-faq-header h2 {
  margin-bottom: var(--space-4);
}

.section-faq-header p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.faq-grid {
  max-width: 900px;
  margin: var(--space-10) auto 0;
}

/* Accordion FAQ Item - Vertical List */
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
  overflow: hidden;
  transition: all var(--duration-base) var(--ease-in-out);
}

.faq-item:hover {
  border-color: var(--color-cyan);
}

.faq-item.active {
  border-color: var(--color-cyan);
  box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
}

/* Question Button */
.faq-question {
  width: 100%;
  padding: var(--space-5) var(--space-6);
  background: transparent;
  border: none;
  text-align: left;
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  transition: color var(--duration-fast) var(--ease-in-out);
}

.faq-question:hover {
  color: var(--color-cyan);
}

.faq-question-text {
  flex: 1;
  background: var(--gradient-primary);
  background-clip: text;
}

/* Icon */
.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform var(--duration-base) var(--ease-in-out);
}

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

.faq-icon svg {
  width: 100%;
  height: 100%;
  color: var(--color-cyan);
}

/* Answer - hidden by default, expands when active */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-base) var(--ease-in-out);
}

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

.faq-answer-content {
  padding: 0 var(--space-6) var(--space-5);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  font-size: var(--text-base);
}

/* ============================================
   SECTION 7: CTA & CONTACT
   ============================================ */
.section-cta {
  background: var(--gradient-bg-dark);
  position: relative;
  overflow: hidden;
}

.section-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0.05;
  pointer-events: none;
}

.section-cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: start;
  position: relative;
  z-index: 1;
}

.section-cta-content h2 {
  margin-bottom: var(--space-4);
}

.section-cta-content p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--card-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
  transition: all var(--duration-fast) var(--ease-in-out);
}

.contact-item:hover {
  background: var(--card-hover-bg);
  border-color: var(--color-cyan);
}

.contact-icon {
  width: 24px;
  height: 24px;
  color: var(--color-cyan);
  flex-shrink: 0;
}

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

.contact-form {
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.contact-form h3 {
  margin-bottom: var(--space-6);
  font-size: var(--text-2xl);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.checkbox-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  margin-bottom: var(--space-6);
}

.checkbox-group input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--color-cyan);
  cursor: pointer;
}

.checkbox-group label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  cursor: pointer;
}

.form-submit {
  width: 100%;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1023px) {
  .section-connection-grid,
  .section-vienna-grid,
  .section-cta-grid {
    grid-template-columns: 1fr;
  }

  .section-connection-image,
  .section-vienna-image,
  .section-circle-image {
    height: 400px;
  }

  .hero-title {
    font-size: var(--text-4xl);
  }

  .process-steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .hero {
    min-height: 80vh;
  }

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

  .hero-cta .btn {
    width: 100%;
  }

  .services-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  /* AI Content Suite - 1 column on mobile */
  .ai-content-grid {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  /* AI Content Suite CTA button - full width on mobile */
  .section-ai-content .cta-container {
    padding: 0 var(--space-4);
  }

  .section-ai-content .btn-lg {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    font-size: var(--text-base);
    white-space: normal;
    text-align: center;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .section-portfolio-header {
    text-align: center;
  }

  .section-connection-image,
  .section-vienna-image,
  .section-circle-image {
    height: 300px;
  }
}

/* ============================================
   PARTNERS SECTION
   ============================================ */
.section-partners {
  background: var(--bg-secondary);
  padding: var(--space-20) 0;
  position: relative;
  overflow: hidden;
}

.section-partners::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-bg-section);
  opacity: 0.3;
  pointer-events: none;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-10);
  position: relative;
  z-index: 1;
}

.partner-card {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  text-decoration: none;
  transition: all var(--duration-base) var(--ease-in-out);
  position: relative;
  overflow: hidden;
  min-height: 200px;
}

.partner-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-base) var(--ease-out);
}

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

.partner-card:hover {
  background: var(--card-hover-bg);
  border-color: var(--color-cyan);
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl), var(--shadow-glow-cyan);
}

.partner-logo-wrapper {
  width: 100%;
  max-width: 200px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  transition: transform var(--duration-base) var(--ease-in-out);
}

[data-theme="dark"] .partner-logo-wrapper {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.partner-card:hover .partner-logo-wrapper {
  transform: scale(1.05);
}

.partner-logo {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(0%);
  transition: filter var(--duration-base) var(--ease-in-out);
}

.partner-card:not(:hover) .partner-logo {
  filter: grayscale(20%);
  opacity: 0.9;
}

.partner-name {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  text-align: center;
  transition: color var(--duration-base) var(--ease-in-out);
}

.partner-card:hover .partner-name {
  background: var(--gradient-primary);
  background-clip: text;
}

/* Responsive adjustments for partners */
@media (max-width: 1024px) {
  .partners-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
  }
}

@media (max-width: 767px) {
  .section-partners {
    padding: var(--space-16) 0;
  }

  .partners-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
    margin-top: var(--space-8);
  }

  .partner-card {
    padding: var(--space-8);
    min-height: 180px;
  }

  .partner-logo-wrapper {
    max-width: 180px;
    height: 70px;
  }
}

@media (max-width: 480px) {
  .partner-card {
    padding: var(--space-6);
    min-height: 160px;
  }

  .partner-logo-wrapper {
    max-width: 160px;
    height: 60px;
  }

  .partner-name {
    font-size: var(--text-base);
  }
}