/* OttnoAI Digital Card — Design System */

:root {
  /* Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #fafafa;
  --bg-tertiary: #f3f4f6;
  --foreground: #171717;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --border-color: #e5e7eb;
  --accent: #007AFF;
  --accent-hover: #0066d6;
  --accent-light: rgba(0, 122, 255, 0.06);
  --accent-border: rgba(0, 122, 255, 0.15);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);

  /* Typography */
  --font-sans: "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", Monaco, "Courier New", monospace;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--foreground);
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  line-height: 1.6;
}

/* Card Container */
.card-wrapper {
  width: 100%;
  max-width: 420px;
  animation: fadeInUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  opacity: 0;
}

.card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: box-shadow 0.3s ease;
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

/* Header */
.card-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-8) var(--space-8) var(--space-6);
}

.logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.wordmark {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--foreground);
}

/* Divider */
.divider {
  height: 1px;
  background: var(--border-color);
  margin: 0 var(--space-8);
}

/* Profile Section */
.profile {
  padding: var(--space-6) var(--space-8);
  text-align: left;
}

.profile-photo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  -webkit-border-radius: 50%;
  object-fit: cover;
  margin-bottom: var(--space-4);
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  -webkit-clip-path: circle(50%);
  clip-path: circle(50%);
  aspect-ratio: 1 / 1;
  flex-shrink: 0;
}

.profile-name {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.2;
  color: var(--foreground);
  margin-bottom: var(--space-1);
}

.profile-title {
  font-size: 15px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: var(--space-2);
}

.profile-tagline {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Contact Section */
.contact {
  padding: var(--space-4) var(--space-8);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--foreground);
  font-size: 14px;
  font-weight: 450;
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.contact-item:hover {
  background-color: var(--bg-tertiary);
}

.contact-item:active {
  transform: scale(0.98);
}

.contact-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--accent-light);
  flex-shrink: 0;
}

.contact-icon svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
}

.contact-icon i {
  font-size: 18px;
  color: var(--accent);
}

.contact-label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  display: block;
  margin-bottom: 1px;
}

.contact-value {
  color: var(--foreground);
}

/* About Section */
.about {
  padding: var(--space-4) var(--space-8);
}

.about-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}

.about-heading {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

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

.about-card-link {
  display: block;
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
}

.about-card-link:hover {
  background-color: var(--bg-tertiary);
  border-color: #d1d5db;
}

.about-card-link:active {
  transform: scale(0.99);
}

.about-more {
  display: inline-block;
  margin-top: var(--space-3);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
}

/* Actions Section */
.actions {
  padding: var(--space-6) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s cubic-bezier(0.22, 1, 0.36, 1);
  text-decoration: none;
}

.btn:active {
  transform: scale(0.98) translateY(1px);
}

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

.btn-primary:hover {
  background: #2d2d2d;
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background: var(--bg-primary);
  color: var(--foreground);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-tertiary);
  border-color: #d1d5db;
}

.btn svg {
  width: 16px;
  height: 16px;
}

/* QR Section */
.qr-section {
  padding: 0 var(--space-8) var(--space-8);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.qr-label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

#qr-code {
  padding: var(--space-4);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

#qr-code svg {
  display: block;
}

/* Footer */
.card-footer {
  padding: var(--space-4) var(--space-8);
  text-align: center;
  border-top: 1px solid var(--border-color);
}

.footer-text {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.3px;
}

.footer-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

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

/* ========================================
   CEO Page Styles
   ======================================== */

.page-body {
  display: block;
  align-items: initial;
  justify-content: initial;
  padding: 0;
  background: var(--bg-primary);
}

.page-wrapper {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  animation: fadeInUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  opacity: 0;
}

/* Nav */
.page-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) 0;
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 10;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-8);
}

.nav-back {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--accent);
  font-size: 14px;
  font-weight: 500;
  transition: opacity 0.15s ease;
}

.nav-back:hover {
  opacity: 0.7;
}

.nav-back svg {
  width: 18px;
  height: 18px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav-logo {
  width: 24px;
  height: 24px;
}

.nav-wordmark {
  font-size: 15px;
  font-weight: 600;
  color: var(--foreground);
}

/* Page Content */
.page-content {
  padding-bottom: var(--space-10);
}

/* Hero */
.hero {
  padding: var(--space-10) 0 var(--space-12);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-10);
}

.hero-name {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.8px;
  line-height: 1.1;
  color: var(--foreground);
  margin-bottom: var(--space-2);
}

.hero-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--accent);
}

/* Sections */
.section {
  margin-bottom: var(--space-12);
}

.section-last {
  margin-bottom: var(--space-8);
}

.section-heading {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-color);
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: var(--space-8);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: var(--border-color);
}

.tl-item {
  position: relative;
  padding-bottom: var(--space-10);
}

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

.tl-marker {
  position: absolute;
  left: calc(-1 * var(--space-8) + 3px);
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--text-muted);
}

.marker-accent {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.tl-date {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.3px;
  display: block;
  margin-bottom: var(--space-1);
}

.tl-heading {
  font-size: 17px;
  font-weight: 600;
  color: var(--foreground);
  line-height: 1.3;
  margin-bottom: var(--space-2);
}

.tl-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.tl-link {
  display: inline-block;
  margin-top: var(--space-3);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.15s ease;
}

.tl-link:hover {
  opacity: 0.7;
}

/* Platform Card */
.platform-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.platform-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-6);
}

.platform-features {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.feature-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.feature-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--foreground);
}

.feature-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.platform-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.15s ease;
}

.platform-link:hover {
  opacity: 0.7;
}

/* Partners */
.partners-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.partner-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
}

.partner-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--foreground);
}

/* Government Card */
.gov-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}

.gov-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.gov-details {
  display: flex;
  gap: var(--space-8);
}

.gov-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.gov-key {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.gov-value {
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--foreground);
  letter-spacing: 0.5px;
}

/* CEO Contact */
.ceo-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--border-color);
}

.ceo-contact-link {
  font-size: 14px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 450;
  transition: opacity 0.15s ease;
}

.ceo-contact-link:hover {
  opacity: 0.7;
}

.ceo-contact-sep {
  color: var(--text-muted);
  font-size: 14px;
}

.ceo-social {
  padding-top: 0;
  border-top: none;
}

/* Page Footer */
.page-footer {
  padding: var(--space-6) 0 var(--space-10);
  text-align: center;
  border-top: 1px solid var(--border-color);
}

/* CEO Page Responsive */
@media (max-width: 480px) {
  .page-body {
    padding: 0;
  }

  .page-wrapper {
    padding: 0 var(--space-5);
  }

  .hero {
    padding: var(--space-8) 0 var(--space-8);
    margin-bottom: var(--space-8);
  }

  .hero-name {
    font-size: 28px;
  }

  .section {
    margin-bottom: var(--space-8);
  }

  .tl-item {
    padding-bottom: var(--space-8);
  }

  .gov-details {
    gap: var(--space-6);
  }

  .ceo-contact {
    flex-direction: column;
    gap: var(--space-3);
  }

  .ceo-contact-sep {
    display: none;
  }

  .platform-features {
    gap: var(--space-3);
  }
}

/* ========================================
   End CEO Page Styles
   ======================================== */

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

/* Responsive */
@media (max-width: 480px) {
  body {
    padding: var(--space-4);
    align-items: flex-start;
    padding-top: var(--space-10);
  }

  .card-wrapper {
    max-width: 100%;
  }

  .card-header {
    padding: var(--space-6) var(--space-6) var(--space-4);
  }

  .divider {
    margin: 0 var(--space-6);
  }

  .profile,
  .contact,
  .about,
  .actions,
  .qr-section {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }

  .card-footer {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }

  .profile-name {
    font-size: 24px;
  }
}

@media (min-width: 481px) and (max-width: 768px) {
  body {
    padding: var(--space-8);
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  .card-wrapper {
    animation: none;
    opacity: 1;
  }

  .contact-item,
  .btn,
  .card {
    transition: none;
  }
}

/* Focus states for keyboard navigation */
.contact-item:focus-visible,
.btn:focus-visible,
.footer-link:focus-visible,
.about-card-link:focus-visible,
.nav-back:focus-visible,
.tl-link:focus-visible,
.platform-link:focus-visible,
.ceo-contact-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  body {
    background: white;
    padding: 0;
  }

  .card {
    box-shadow: none;
    border: none;
  }

  .btn {
    display: none;
  }

  #qr-code {
    border: none;
  }
}