/* Pagefai AI Platform — Bootstrap 5 Enterprise Theme CSS */
@import url('https://fonts.googleapis.com/css2?family=Droid+Sans:wght@400;700&family=Droid+Serif:ital,wght@0,400;0,700;1,400&family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root,
[data-bs-theme="dark"] {
  --pf-bg: #000000;
  --pf-surface: #0a0a0a;
  --pf-surface-subtle: #111111;
  --pf-card-bg: #0a0a0a;
  --pf-card-border: #222222;
  --pf-border: #222222;
  --pf-border-hover: #444444;
  --pf-text: #ffffff;
  --pf-text-muted: #a1a1aa;
  --pf-text-dim: #71717a;
  --pf-orange: #ff5500;
  --pf-orange-hover: #ff6b00;
  --pf-orange-rgb: 255, 85, 0;
  --pf-blue: #0070f3;
  --pf-navbar-bg: rgba(0, 0, 0, 0.85);
  --bs-body-bg: #000000;
  --bs-body-color: #ffffff;
  --bs-emphasis-color: #ffffff;
  --bs-secondary-color: #a1a1aa;
  --bs-border-color: #222222;
  --bs-tertiary-bg: #111111;
}

[data-bs-theme="light"] {
  --pf-bg: #ffffff;
  --pf-surface: #f8fafc;
  --pf-surface-subtle: #f1f5f9;
  --pf-card-bg: #ffffff;
  --pf-card-border: #e2e8f0;
  --pf-border: #e2e8f0;
  --pf-border-hover: #cbd5e1;
  --pf-text: #0f172a;
  --pf-text-muted: #64748b;
  --pf-text-dim: #94a3b8;
  --pf-orange: #ff5500;
  --pf-orange-hover: #ff6b00;
  --pf-orange-rgb: 255, 85, 0;
  --pf-blue: #0070f3;
  --pf-navbar-bg: rgba(255, 255, 255, 0.85);
  --bs-body-bg: #ffffff;
  --bs-body-color: #0f172a;
  --bs-emphasis-color: #0f172a;
  --bs-secondary-color: #64748b;
  --bs-border-color: #e2e8f0;
  --bs-tertiary-bg: #f1f5f9;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--pf-bg);
  color: var(--pf-text);
  font-family: 'Inter', '"Droid Sans"', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  transition: background-color 0.2s ease, color 0.2s ease;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

footer {
  flex-shrink: 0;
}

::selection {
  background-color: var(--pf-orange);
  color: #ffffff;
}

.font-mono {
  font-family: '"JetBrains Mono"', SFMono-Regular, Menlo, Monaco, Consolas, monospace !important;
}

.font-serif {
  font-family: '"Droid Serif"', Georgia, serif !important;
}

.fw-black {
  font-weight: 900 !important;
}

/* Next.js Radial Spotlight Gradient */
.nextjs-spotlight {
  background: radial-gradient(circle 800px at 50% 120px, rgba(var(--pf-orange-rgb), 0.12), transparent 80%);
}

[data-bs-theme="light"] .nextjs-spotlight {
  background: radial-gradient(circle 800px at 50% 120px, rgba(var(--pf-orange-rgb), 0.08), transparent 80%);
}

/* Text Gradients */
.nextjs-gradient-text,
.nextjs-gradient-heading {
  background: linear-gradient(180deg, var(--pf-text) 0%, var(--pf-text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Vercel Grid Background */
.nextjs-grid {
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
}

[data-bs-theme="light"] .nextjs-grid {
  background-image: 
    linear-gradient(to right, rgba(0, 0, 0, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.04) 1px, transparent 1px);
}

/* Vercel Card Design */
.vercel-card {
  background-color: var(--pf-card-bg);
  border: 1px solid var(--pf-card-border);
  border-radius: 1rem;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  color: inherit;
  display: block;
}

.vercel-card:hover {
  border-color: var(--pf-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -10px rgba(0, 0, 0, 0.5);
  color: inherit;
}

[data-bs-theme="light"] .vercel-card:hover {
  box-shadow: 0 12px 30px -10px rgba(0, 0, 0, 0.08);
}

/* Code Editor Window */
.code-window {
  background-color: #0a0a0a;
  border: 1px solid #222222;
  border-radius: 0.75rem;
}

/* Animated Orange Pulse */
@keyframes orangePulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.animate-orange-pulse {
  animation: orangePulse 2s infinite ease-in-out;
  display: inline-block;
}

/* Infinite Marquee Animation for AI Frontier Models */
@keyframes marqueeScroll {
  0% { transform: translateX(0%); }
  100% { transform: translateX(-50%); }
}

.animate-marquee {
  display: flex;
  width: 200%;
  animation: marqueeScroll 25s linear infinite;
}

.animate-marquee:hover {
  animation-play-state: paused;
}

/* Top Announcement Banner */
.top-announcement-banner {
  background-color: #000000;
  color: #ffffff;
  border-bottom: 1px solid #222222;
  font-size: 0.75rem;
  padding: 0.6rem 1rem;
  text-align: center;
}

[data-bs-theme="light"] .top-announcement-banner {
  background-color: #0f172a;
  color: #ffffff;
  border-bottom: 1px solid #e2e8f0;
}

/* Custom Header / Navbar */
.pagefai-navbar {
  background-color: var(--pf-navbar-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--pf-border);
  min-height: 80px;
}

.pagefai-navbar .nav-link {
  color: var(--pf-text-muted) !important;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  transition: color 0.2s ease;
}

.pagefai-navbar .nav-link:hover,
.pagefai-navbar .nav-link:focus,
.pagefai-navbar .nav-link.active {
  color: var(--pf-text) !important;
}

/* Desktop Dropdown on Hover */
@media (min-width: 992px) {
  .pagefai-navbar .navbar-nav .nav-item.dropdown {
    position: relative;
  }
  .pagefai-navbar .navbar-nav .nav-item.dropdown:hover > .dropdown-menu {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .pagefai-navbar .navbar-nav .dropdown-menu {
    display: block;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    margin-top: 0;
    pointer-events: auto;
  }
}

/* Mobile Navbar Collapse */
@media (max-width: 991.98px) {
  .pagefai-navbar .navbar-collapse {
    background-color: var(--pf-surface);
    border: 1px solid var(--pf-border);
    border-radius: 1rem;
    padding: 1.25rem;
    margin-top: 1rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  }
  .pagefai-navbar .dropdown-menu {
    background-color: var(--pf-surface-subtle);
    border: 1px solid var(--pf-border);
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
  }
}

/* Dropdown Menu Custom */
.dropdown-menu-dark-custom {
  background-color: var(--pf-surface);
  border: 1px solid var(--pf-border);
  border-radius: 0.75rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  padding: 0.5rem;
  min-width: 260px;
}

.dropdown-item-custom {
  color: var(--pf-text);
  padding: 0.65rem 0.85rem;
  border-radius: 0.5rem;
  transition: background-color 0.15s ease;
  text-decoration: none;
  display: block;
}

.dropdown-item-custom:hover {
  background-color: var(--pf-surface-subtle);
  color: var(--pf-text);
}

/* Buttons */
.btn-pagefai {
  background-color: var(--pf-text);
  color: var(--pf-bg);
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 0.65rem;
  padding: 0.65rem 1.35rem;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn-pagefai:hover {
  opacity: 0.9;
  background-color: var(--pf-text);
  color: var(--pf-bg);
  transform: translateY(-1px);
}

.btn-pagefai-orange {
  background-color: var(--pf-orange);
  color: #ffffff;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 0.65rem;
  padding: 0.65rem 1.35rem;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn-pagefai-orange:hover {
  background-color: var(--pf-orange-hover);
  color: #ffffff;
  transform: translateY(-1px);
}

.btn-pagefai-outline {
  background-color: transparent;
  color: var(--pf-text);
  border: 1px solid var(--pf-border);
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: 0.65rem;
  padding: 0.65rem 1.35rem;
  transition: all 0.2s ease;
}

.btn-pagefai-outline:hover {
  border-color: var(--pf-border-hover);
  background-color: var(--pf-surface-subtle);
  color: var(--pf-text);
}

/* Badges */
.badge-orange-subtle {
  background-color: rgba(var(--pf-orange-rgb), 0.12);
  color: var(--pf-orange);
  border: 1px solid rgba(var(--pf-orange-rgb), 0.3);
  font-family: '"JetBrains Mono"', monospace;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.badge-emerald-subtle {
  background-color: rgba(16, 185, 129, 0.12);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-family: '"JetBrains Mono"', monospace;
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
}

.badge-neutral-subtle {
  background-color: var(--pf-surface-subtle);
  color: var(--pf-text-muted);
  border: 1px solid var(--pf-border);
  font-family: '"JetBrains Mono"', monospace;
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
}

/* Command K Search Button */
.btn-cmdk {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.45rem 0.85rem;
  border-radius: 0.65rem;
  border: 1px solid var(--pf-border);
  background-color: transparent;
  color: var(--pf-text-muted);
  font-size: 0.75rem;
  transition: all 0.2s ease;
}

.btn-cmdk:hover {
  color: var(--pf-text);
  border-color: var(--pf-border-hover);
  background-color: var(--pf-surface-subtle);
}

.kbd-badge {
  background-color: var(--pf-surface-subtle);
  border: 1px solid var(--pf-border);
  color: var(--pf-text-muted);
  font-family: '"JetBrains Mono"', monospace;
  font-size: 0.625rem;
  padding: 0.15rem 0.35rem;
  border-radius: 0.25rem;
}

/* Theme Toggle Icons */
[data-bs-theme="dark"] .theme-icon-sun {
  display: inline-block !important;
}
[data-bs-theme="dark"] .theme-icon-moon {
  display: none !important;
}
[data-bs-theme="light"] .theme-icon-sun {
  display: none !important;
}
[data-bs-theme="light"] .theme-icon-moon {
  display: inline-block !important;
}

/* Form Controls */
.form-control,
.form-select {
  background-color: var(--pf-surface);
  border: 1px solid var(--pf-border);
  color: var(--pf-text);
  border-radius: 0.65rem;
  padding: 0.7rem 1rem;
  font-size: 0.8125rem;
}

.form-control:focus,
.form-select:focus {
  background-color: var(--pf-surface);
  border-color: var(--pf-orange);
  color: var(--pf-text);
  box-shadow: 0 0 0 0.2rem rgba(var(--pf-orange-rgb), 0.15);
}

.form-control::placeholder {
  color: var(--pf-text-dim);
}

/* Accordion */
.pagefai-accordion-item {
  background-color: var(--pf-card-bg);
  border: 1px solid var(--pf-card-border);
  border-radius: 0.75rem !important;
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.pagefai-accordion-button {
  background-color: transparent;
  color: var(--pf-text);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 1.25rem 1.5rem;
  width: 100%;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
}

.pagefai-accordion-button:hover {
  color: var(--pf-orange);
}

.pagefai-accordion-body {
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: var(--pf-text-muted);
  font-size: 0.875rem;
  line-height: 1.6;
  border-top: 1px solid var(--pf-border);
  padding-top: 1rem;
}

/* Search Modal */
.modal-backdrop.show {
  opacity: 0.75;
  backdrop-filter: blur(8px);
}

.search-result-item {
  display: flex;
  gap: 1rem;
  padding: 0.85rem;
  border-radius: 0.65rem;
  border: 1px solid var(--pf-border);
  text-decoration: none;
  color: inherit;
  margin-bottom: 0.65rem;
  transition: all 0.15s ease;
  background-color: var(--pf-surface-subtle);
}

.search-result-item:hover {
  border-color: var(--pf-orange);
  background-color: rgba(var(--pf-orange-rgb), 0.05);
  color: inherit;
}

.search-result-thumb {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 0.5rem;
  flex-shrink: 0;
  background-color: var(--pf-border);
}

/* Article Prose */
.prose {
  color: var(--pf-text);
  line-height: 1.8;
}

.prose p {
  margin-bottom: 1.5rem;
}

.prose h2, .prose h3, .prose h4 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.prose img {
  border-radius: 0.75rem;
  max-width: 100%;
  height: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--pf-border);
}

.prose a {
  color: var(--pf-orange);
  text-decoration: underline;
}

.prose pre {
  background-color: #0a0a0a;
  border: 1px solid #222222;
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  overflow-x: auto;
  font-family: '"JetBrains Mono"', monospace;
  font-size: 0.8125rem;
}

.text-hover-primary:hover {
  color: var(--pf-text) !important;
}

.text-truncate-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}