/* =============================================================================
   Landing Page Styles
   TARS - Din personlige AI-agent for Google Workspace
   ============================================================================= */

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-card: #ffffff;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;

  --google-blue: #4285f4;
  --google-red: #ea4335;
  --google-yellow: #fbbc04;
  --google-green: #34a853;

  --accent-primary: #4285f4;
  --accent-gradient: linear-gradient(135deg, #5B9BD5 0%, #6BB5C9 50%, #6FBAB0 100%);
  --accent-glow: rgba(66, 133, 244, 0.15);

  --card-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.05);
  --card-shadow-hover: 0 4px 20px rgba(66, 133, 244, 0.15), 0 8px 32px rgba(0,0,0,0.08);

  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 60px 40px;
}

/* =============================================================================
   Hero Section
   ============================================================================= */

.hero {
  text-align: center;
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 1000px;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

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

.hero-logo {
  max-width: 300px;
  height: auto;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease-out;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid #e2e8f0;
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease-out;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--google-green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.2); }
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero h1 .gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  font-weight: 400;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 32px;
  background: var(--bg-card);
  border: 2px solid #e2e8f0;
  border-radius: 100px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: var(--card-shadow);
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hero-cta-button:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =============================================================================
   Google Workspace Integration Bar
   ============================================================================= */

.workspace-bar {
  display: flex;
  justify-content: center;
  gap: 32px;
  padding: 24px 40px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  margin-bottom: 80px;
  animation: fadeInUp 0.6s ease-out 0.4s both;
}

.workspace-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.workspace-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.75rem;
  color: white;
}

.workspace-icon.gmail { background: #ea4335; }
.workspace-icon.calendar { background: #4285f4; }
.workspace-icon.drive { background: #fbbc04; color: #1a1a1a; }
.workspace-icon.tasks { background: #4285f4; }
.workspace-icon.contacts { background: #34a853; }

/* =============================================================================
   Section Headers
   ============================================================================= */

.section {
  margin-bottom: 80px;
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto;
}

/* =============================================================================
   App Preview Section
   ============================================================================= */

.app-preview-section {
  margin-bottom: 80px;
}

.app-preview-showcase {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
  align-items: start;
}

.screenshot-main,
.screenshot-secondary {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.browser-frame {
  background: #1e293b;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.browser-frame:hover {
  transform: translateY(-8px);
  box-shadow: 0 32px 64px -16px rgba(0, 0, 0, 0.3);
}

.browser-frame.small {
  transform: scale(0.98);
}

.browser-frame.small:hover {
  transform: scale(0.98) translateY(-8px);
}

.browser-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: #0f172a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.browser-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #334155;
}

.browser-dots span:nth-child(1) { background: #ef4444; }
.browser-dots span:nth-child(2) { background: #eab308; }
.browser-dots span:nth-child(3) { background: #22c55e; }

.browser-url {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: #64748b;
  font-family: 'SF Mono', Monaco, monospace;
  background: #1e293b;
  padding: 6px 16px;
  border-radius: 6px;
  margin-right: 60px;
}

.browser-content {
  position: relative;
  overflow: hidden;
}

.browser-content img {
  width: 100%;
  height: auto;
  display: block;
}

.screenshot-caption {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding: 0 8px;
}

.caption-icon {
  color: var(--accent-primary);
}

.preview-features {
  display: flex;
  justify-content: center;
  gap: 48px;
  padding: 24px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
}

.preview-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.preview-feature svg {
  color: var(--accent-primary);
}

/* =============================================================================
   Agentic Capabilities
   ============================================================================= */

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.capability-card {
  background: var(--bg-card);
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.capability-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.capability-card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-4px);
  border-color: transparent;
}

.capability-card:hover::before {
  opacity: 1;
}

.capability-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.capability-icon.blue { background: rgba(66, 133, 244, 0.1); color: #4285f4; }
.capability-icon.green { background: rgba(52, 168, 83, 0.1); color: #34a853; }
.capability-icon.yellow { background: rgba(251, 188, 4, 0.1); color: #f59e0b; }
.capability-icon.red { background: rgba(234, 67, 53, 0.1); color: #ea4335; }
.capability-icon.purple { background: rgba(139, 92, 246, 0.1); color: #8b5cf6; }
.capability-icon.teal { background: rgba(6, 182, 212, 0.1); color: #06b6d4; }

.capability-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.capability-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =============================================================================
   Learning System
   ============================================================================= */

.learning-section {
  background: linear-gradient(135deg, #f0f7ff 0%, #f5f3ff 50%, #ecfdf5 100%);
  border-radius: var(--radius-xl);
  padding: 64px;
  margin-bottom: 80px;
  position: relative;
  overflow: hidden;
}

.learning-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(66, 133, 244, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

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

.learning-header {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  margin-bottom: 48px;
}

.learning-icon-large {
  width: 80px;
  height: 80px;
  background: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--card-shadow);
  flex-shrink: 0;
}

.learning-text h2 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.learning-text p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 500px;
}

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

.learning-feature {
  background: white;
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--card-shadow);
}

.learning-feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.learning-feature-icon.memory { background: rgba(66, 133, 244, 0.1); color: #4285f4; }
.learning-feature-icon.feedback { background: rgba(52, 168, 83, 0.1); color: #34a853; }
.learning-feature-icon.context { background: rgba(139, 92, 246, 0.1); color: #8b5cf6; }

.learning-feature h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.learning-feature p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* =============================================================================
   Architecture Section
   ============================================================================= */

.architecture-section {
  margin-bottom: 80px;
}

.architecture-visual {
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  padding: 48px;
  position: relative;
}

.arch-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 48px;
}

.arch-node {
  flex: 1;
  background: white;
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  box-shadow: var(--card-shadow);
  position: relative;
}

.arch-node-number {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 24px;
  background: var(--accent-primary);
  color: white;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.arch-node-icon {
  margin-bottom: 12px;
  color: var(--accent-primary);
}

.arch-node h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.arch-node p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.arch-arrow {
  color: var(--text-muted);
  flex-shrink: 0;
}

.arch-details {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.arch-detail-card {
  background: white;
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--card-shadow);
}

.arch-detail-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.arch-detail-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.arch-detail-icon.skill { background: rgba(66, 133, 244, 0.1); color: #4285f4; }
.arch-detail-icon.domain { background: rgba(52, 168, 83, 0.1); color: #34a853; }

.arch-detail-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
}

.arch-detail-card > p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.arch-detail-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.arch-tag {
  background: var(--bg-secondary);
  padding: 6px 12px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* =============================================================================
   Example Workflow
   ============================================================================= */

.workflow-example {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border-radius: var(--radius-xl);
  padding: 48px;
  color: white;
  margin-bottom: 80px;
}

.workflow-header {
  text-align: center;
  margin-bottom: 40px;
}

.workflow-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.workflow-header p {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.workflow-step {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  position: relative;
}

.workflow-step-number {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  color: rgba(255,255,255,0.4);
}

.workflow-step-icon {
  margin-bottom: 12px;
  color: var(--google-blue);
}

.workflow-step h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.workflow-step p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.4;
}

/* =============================================================================
   CTA Section
   ============================================================================= */

.cta-section {
  text-align: center;
  padding: 60px 40px;
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
}

.cta-section h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-section > p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-features {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 32px;
}

.cta-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.cta-feature-icon {
  color: var(--google-green);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent-primary);
  color: white;
  padding: 16px 32px;
  border-radius: 100px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px rgba(66, 133, 244, 0.3);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(66, 133, 244, 0.4);
}

/* =============================================================================
   Footer
   ============================================================================= */

footer {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

footer .tech-stack {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
}

footer .tech-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
}

/* =============================================================================
   Responsive
   ============================================================================= */

@media (max-width: 900px) {
  .hero h1 { font-size: 2.5rem; }
  .capabilities-grid { grid-template-columns: repeat(2, 1fr); }
  .learning-features { grid-template-columns: 1fr; }
  .arch-flow { flex-wrap: wrap; }
  .arch-arrow { display: none; }
  .arch-node { flex: 1 1 40%; }
  .arch-details { grid-template-columns: 1fr; }
  .workflow-steps { grid-template-columns: repeat(2, 1fr); }
  .workspace-bar { flex-wrap: wrap; gap: 20px; }
  .app-preview-showcase { grid-template-columns: 1fr; }
  .preview-features { flex-wrap: wrap; gap: 24px; }
}

@media (max-width: 600px) {
  .container { padding: 40px 20px; }
  .hero { padding: 60px 0 80px; }
  .hero h1 { font-size: 2rem; }
  .hero-subtitle { font-size: 1rem; }
  .capabilities-grid { grid-template-columns: 1fr; }
  .learning-section { padding: 32px 24px; }
  .learning-header { flex-direction: column; gap: 20px; }
  .workflow-steps { grid-template-columns: 1fr; }
  .cta-features { flex-direction: column; gap: 12px; }
  .workspace-bar { padding: 20px; gap: 16px; }
  .workspace-item { font-size: 0.85rem; }
  .arch-node { flex: 1 1 100%; }
  .architecture-visual { padding: 24px; }
  .workflow-example { padding: 32px 24px; }
  .cta-section { padding: 40px 24px; }
  footer .tech-stack { flex-wrap: wrap; gap: 16px; }
  .preview-features { flex-direction: column; align-items: center; gap: 16px; }
  .browser-url { display: none; }
}