:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --text-primary: #f8fafc;
  --text-secondary: rgba(248, 250, 252, 0.7);
  --text-muted: rgba(248, 250, 252, 0.5);
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --success: #10b981;
  --danger: #ef4444;
  --border: rgba(59, 130, 246, 0.2);
  --shadow: 0 4px 20px rgba(59, 130, 246, 0.15);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page {
  display: none;
  min-height: 100vh;
  animation: fadeIn 0.3s ease;
}

.page.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Landing Page */
.landing-container {
  max-width: 480px;
  margin: 0 auto;
  padding: 40px 20px;
  text-align: center;
}

.brand {
  margin-bottom: 30px;
}

.brand-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

.brand-name {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.brand-name span {
  color: var(--accent);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-sm {
  font-size: 24px;
}

.tagline {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 30px;
  line-height: 1.5;
}

.highlight {
  color: var(--accent);
  font-weight: 600;
}

.badges {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(59, 130, 246, 0.1);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.feature-card {
  background: rgba(30, 41, 59, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 30px;
  text-align: left;
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.1);
}

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

.feature-icon {
  font-size: 24px;
}

.feature-card h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.feature-card-mini {
  padding: 16px;
  margin-bottom: 20px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: #ffffff;
  border: none;
  padding: 16px 32px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.3s ease;
  text-decoration: none;
  width: 100%;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
}

.btn-unlock {
  margin-top: 20px;
}

.disclaimer {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 20px;
}

/* Questions Page */
.questions-container {
  max-width: 480px;
  margin: 0 auto;
  padding: 40px 20px;
}

.progress-wrapper {
  margin-bottom: 30px;
}

.progress-bar {
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.3s ease;
  width: 25%;
}

.progress-text {
  font-size: 12px;
  color: var(--text-muted);
}

.question-card {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.question-icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.question-card h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.question-sub {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.question-sub-legal {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.6;
}

.question-buttons {
  display: flex;
  gap: 12px;
}

.btn-yes, .btn-no {
  flex: 1;
  padding: 16px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
  border: none;
}

.btn-yes {
  background: var(--accent);
  color: var(--bg-primary);
}

.btn-yes:hover {
  background: var(--accent-hover);
}

.btn-no {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-no:hover {
  background: var(--bg-secondary);
}

/* Features Page */
.features-container {
  max-width: 480px;
  margin: 0 auto;
  padding: 40px 20px;
}

.features-brand {
  text-align: center;
  margin-bottom: 30px;
}

.main-feature {
  text-align: center;
  margin-bottom: 30px;
}

.main-feature h2 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-feature p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.capabilities-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 30px;
}

.cap-card {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(59, 130, 246, 0.05) 100%);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
  transition: all 0.3s ease;
}

.cap-card:hover {
  transform: translateY(-3px);
  border-color: rgba(59, 130, 246, 0.4);
}

.cap-icon {
  font-size: 24px;
  margin-bottom: 8px;
}

.cap-info h3 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.cap-info p {
  font-size: 12px;
  color: var(--text-muted);
}

.anon-notice {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(46, 213, 115, 0.1);
  border: 1px solid rgba(46, 213, 115, 0.3);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 30px;
}

.anon-icon {
  color: var(--success);
}

.anon-notice strong {
  font-size: 14px;
  color: var(--text-primary);
}

.anon-notice p {
  font-size: 12px;
  color: var(--text-muted);
}

.input-group {
  margin-bottom: 20px;
  text-align: left;
}

.input-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.input-wrapper {
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 4px 4px 4px 16px;
}

.input-prefix {
  color: var(--text-muted);
  font-size: 14px;
  margin-right: 8px;
}

.input-wrapper input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 16px;
  padding: 12px 0;
  outline: none;
}

.input-wrapper input::placeholder {
  color: var(--text-muted);
}

/* Terminal Page */
.terminal-container {
  max-width: 600px;
  margin: 0 auto;
  padding: 40px 20px;
}

.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 10px 10px 0 0;
  padding: 12px 16px;
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot.red { background: #FF5F56; }
.dot.yellow { background: #FFBD2E; }
.dot.green { background: #27C93F; }

.terminal-user {
  font-size: 12px;
  color: var(--text-muted);
  font-family: 'Courier New', monospace;
}

.terminal-body {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 12px 12px;
  padding: 20px;
  min-height: 200px;
  font-family: 'Courier New', monospace;
  font-size: 13px;
  color: var(--success);
  line-height: 1.6;
}

.terminal-lines {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.terminal-progress-wrapper {
  margin-top: 20px;
}

.terminal-progress-bar {
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 8px;
}

.terminal-progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.3s ease;
  width: 0%;
}

.terminal-progress-text {
  font-size: 12px;
  color: var(--text-muted);
  font-family: 'Courier New', monospace;
}

/* Results Page */
.results-container {
  max-width: 480px;
  margin: 0 auto;
  padding: 40px 20px;
}

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.results-badge {
  background: var(--success);
  color: var(--bg-primary);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
}

.results-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 30px;
  color: var(--text-primary);
}

.results-section {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 12px;
  margin-bottom: 20px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.results-section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-bottom: 1px solid var(--border);
}

.results-section-header span {
  font-size: 20px;
}

.results-section-header h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.gps-data {
  background: var(--bg-primary);
}

.blurred-map-wrapper {
  width: 100%;
  height: 200px;
  background: var(--bg-tertiary);
  border-radius: 8px;
  margin-bottom: 16px;
  overflow: hidden;
}

.blurred-map-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(5px);
  user-select: none;
}

.blurred-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.blurred-label {
  font-size: 13px;
  color: var(--text-muted);
}

.blurred-value {
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 600;
}

.blurred-identity {
  background: var(--bg-tertiary);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}

.blurred-identity-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.blurred-identity-row:last-child {
  border-bottom: none;
}

.blurred-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.blurred-thumb {
  aspect-ratio: 1;
  background: var(--bg-tertiary);
  border-radius: 8px;
}

.messages-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.message-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 12px;
  transition: all 0.2s ease;
  filter: blur(5px);
  user-select: none;
  pointer-events: none;
}

.message-item.incoming {
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.message-item.outgoing {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.message-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.message-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.message-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.message-sender {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.message-time {
  font-size: 11px;
  color: var(--text-muted);
}

.message-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.message-stats {
  display: flex;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.message-stat {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: rgba(59, 130, 246, 0.05);
  border-radius: 6px;
}

.blurred-friend-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.blurred-friend {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--bg-tertiary);
  border-radius: 8px;
}

.blurred-friend-avatar-img {
  width: 40px;
  height: 40px;
  background: var(--bg-secondary);
  border-radius: 50%;
  flex-shrink: 0;
}

.blurred-friend-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.calls-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.call-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(59, 130, 246, 0.05);
  border: 1px solid rgba(59, 130, 246, 0.1);
  border-radius: 8px;
  transition: all 0.2s ease;
}

.call-item:hover {
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.2);
}

.call-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.call-icon.incoming {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
}

.call-icon.outgoing {
  background: rgba(59, 130, 246, 0.2);
  color: #3b82f6;
}

.call-icon.missed {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

.call-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.call-number {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  filter: blur(4px);
  user-select: none;
}

.call-type {
  font-size: 12px;
  color: var(--text-muted);
}

.call-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.call-duration {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.call-time {
  font-size: 11px;
  color: var(--text-muted);
}

.call-stats {
  display: flex;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.call-stat {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: rgba(59, 130, 246, 0.05);
  border-radius: 6px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
}

.stat-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

/* Unlock Section */
.results-unlock {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  margin-top: 30px;
  text-align: center;
}

.lock-icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.expiration-timer {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 71, 87, 0.1);
  border: 1px solid rgba(255, 71, 87, 0.3);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 20px;
}

.expiration-icon {
  color: var(--danger);
}

.expiration-text {
  font-size: 13px;
  color: var(--text-secondary);
}

.expiration-text strong {
  color: var(--danger);
}

.features-checklist {
  text-align: left;
  margin-bottom: 20px;
}

.checklist-title {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.checklist-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.checklist-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.check-icon {
  color: var(--success);
  font-weight: 700;
}

.pricing-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}

.pricing-amount {
  margin-bottom: 8px;
}

.price {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
}

.pricing-detail {
  font-size: 12px;
  color: var(--text-muted);
}

.guarantee-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(46, 213, 115, 0.1);
  border: 1px solid rgba(46, 213, 115, 0.3);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 20px;
  text-align: left;
}

.guarantee-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.guarantee-text strong {
  font-size: 14px;
  color: var(--text-primary);
  display: block;
  margin-bottom: 4px;
}

.guarantee-text p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

.security-footer {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 12px;
}

/* Footer */
.app-footer {
  text-align: center;
  padding: 20px;
  font-size: 12px;
  color: var(--text-muted);
}

.app-footer a {
  color: var(--text-muted);
  text-decoration: none;
}

.app-footer a:hover {
  color: var(--text-primary);
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  max-width: 400px;
  width: 100%;
  text-align: center;
}

.modal-icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.modal-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.btn-modal {
  margin-top: 20px;
}

.legal-modal {
  max-width: 500px;
  text-align: left;
}

.legal-modal h2 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.legal-content {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-height: 400px;
  overflow-y: auto;
}

/* Toast */
.social-proof-toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 999;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

.toast-avatar {
  color: var(--accent);
}

.toast-text {
  font-size: 13px;
  color: var(--text-primary);
}

.toast-text strong {
  color: var(--accent);
}

/* SEO Section */
.seo-section {
  padding: 40px 20px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

.seo-content {
  max-width: 800px;
  margin: 0 auto;
}

.seo-content h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.seo-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.seo-content ul {
  margin-left: 20px;
  margin-bottom: 16px;
}

.seo-content li {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 8px;
}

/* Responsive */
@media (max-width: 480px) {
  .landing-container,
  .questions-container,
  .features-container,
  .terminal-container,
  .results-container {
    padding: 20px 16px;
  }
  
  .capabilities-grid {
    grid-template-columns: 1fr;
  }
  
  .brand-name {
    font-size: 28px;
  }
  
  .tagline {
    font-size: 16px;
  }
  
  .btn-primary {
    padding: 14px 24px;
    font-size: 15px;
  }
}