/* Alt-Sentrum Custom Black & Gold Theme */

:root {
  --color-primary: #000000;
  --color-primary-dark: #1a1a1a;
  --color-primary-light: #2a2a2a;
  --color-accent: #D4AF37;
  --color-accent-dim: #b8962f;
  --color-text: #FFFFFF;
  --color-text-dim: #E0E0E0;
  --color-text-muted: #AAAAAA;
}

/* Base Styles */
body {
  background-color: var(--color-primary);
  color: var(--color-text);
  font-family: 'Georgia', 'Times New Roman', serif;
  line-height: 1.8;
}

/* Headings with gold accents */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-accent);
  font-weight: bold;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 0.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
  border-bottom-width: 3px;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.75rem;
}

/* Links with gold hover */
a {
  color: var(--color-accent);
  text-decoration: none;
  transition: all 0.3s ease;
  border-bottom: 1px solid transparent;
}

a:hover {
  color: var(--color-text);
  text-shadow: 0 0 10px var(--color-accent);
  border-bottom: 1px solid var(--color-accent);
}

a:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Paragraphs and text */
p {
  color: var(--color-text);
  margin-bottom: 1.5rem;
}

/* Strong/bold text in gold */
strong, b {
  color: var(--color-accent);
  font-weight: bold;
}

/* Emphasis/italic */
em, i {
  color: var(--color-text-dim);
  font-style: italic;
}

/* Lists */
ul, ol {
  color: var(--color-text);
  padding-left: 2rem;
}

li {
  margin-bottom: 0.5rem;
}

/* Blockquotes */
blockquote {
  border-left: 4px solid var(--color-accent);
  background-color: var(--color-primary-dark);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  font-style: italic;
  color: var(--color-text-dim);
}

blockquote p:last-child {
  margin-bottom: 0;
}

/* Code blocks */
code {
  background-color: var(--color-primary-light);
  color: var(--color-accent);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
}

pre {
  background-color: var(--color-primary-dark);
  border: 1px solid var(--color-accent);
  border-radius: 5px;
  padding: 1rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}

pre code {
  background-color: transparent;
  padding: 0;
  border-radius: 0;
}

/* Horizontal rules */
hr {
  border: none;
  border-top: 2px solid var(--color-accent);
  margin: 3rem 0;
  opacity: 0.5;
}

/* Buttons and interactive elements */
.button, button {
  background-color: var(--color-accent);
  color: var(--color-primary);
  border: 2px solid var(--color-accent);
  padding: 0.75rem 1.5rem;
  border-radius: 5px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.button:hover, button:hover {
  background-color: var(--color-primary);
  color: var(--color-accent);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.6);
  transform: translateY(-2px);
}

.button:active, button:active {
  transform: translateY(0);
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  background-color: var(--color-primary-dark);
}

th {
  background-color: var(--color-accent);
  color: var(--color-primary);
  padding: 1rem;
  text-align: left;
  font-weight: bold;
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-primary-light);
  color: var(--color-text);
}

tr:hover {
  background-color: var(--color-primary-light);
}

/* Forms */
input, textarea, select {
  background-color: var(--color-primary-dark);
  color: var(--color-text);
  border: 2px solid var(--color-accent);
  padding: 0.75rem;
  border-radius: 5px;
  font-family: inherit;
  transition: all 0.3s ease;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

/* Navigation */
nav {
  background-color: var(--color-primary-dark);
  border-bottom: 2px solid var(--color-accent);
}

nav a {
  color: var(--color-text);
  padding: 1rem;
  display: inline-block;
  border-bottom: none;
}

nav a:hover {
  background-color: var(--color-accent);
  color: var(--color-primary);
  text-shadow: none;
}

nav a.active {
  background-color: var(--color-accent);
  color: var(--color-primary);
}

/* Scroll animations */
.fade-in {
  opacity: 0;
  animation: fadeIn 1s ease-in forwards;
}

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

.slide-up {
  transform: translateY(30px);
  opacity: 0;
  animation: slideUp 0.8s ease-out forwards;
}

@keyframes slideUp {
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Section styling */
section {
  padding: 4rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* Footer */
footer {
  background-color: var(--color-primary-dark);
  border-top: 2px solid var(--color-accent);
  padding: 2rem;
  text-align: center;
  color: var(--color-text-muted);
}

footer a {
  color: var(--color-accent);
}

/* Responsive design */
@media (max-width: 768px) {
  body {
    font-size: 16px;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
  
  section {
    padding: 2rem 1rem;
  }
  
  /* Reduce motion for mobile */
  .slide-up {
    animation-duration: 0.5s;
  }
}

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

/* Focus visible for keyboard navigation */
*:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Selection styling */
::selection {
  background-color: var(--color-accent);
  color: var(--color-primary);
}

::-moz-selection {
  background-color: var(--color-accent);
  color: var(--color-primary);
}

/* Scrollbar styling for webkit browsers */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--color-primary-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent-dim);
}

/* Homepage Specific Styles */

/* Banner Section */
.banner {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
}

.banner .content {
  text-align: center;
  padding: 2rem;
  max-width: 900px;
}

.banner h1 {
  color: var(--color-accent);
  font-size: 3.5rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 1.5rem;
  text-shadow: 0 0 30px rgba(212, 175, 55, 0.5);
  border: none;
  padding: 0;
}

.banner .major {
  color: var(--color-text-dim);
  font-size: 1.5rem;
  font-style: italic;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.banner .actions {
  list-style: none;
  padding: 0;
  margin: 0;
}

.banner .button {
  background-color: var(--color-accent);
  color: var(--color-primary);
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  border: 2px solid var(--color-accent);
  transition: all 0.3s ease;
}

.banner .button:hover {
  background-color: transparent;
  color: var(--color-accent);
  box-shadow: 0 0 30px rgba(212, 175, 55, 0.6);
  transform: scale(1.05);
  border-bottom: 2px solid var(--color-accent);
}

/* Spotlight Sections */
.spotlight {
  padding: 5rem 2rem;
  background-color: var(--color-primary);
  position: relative;
}

.spotlight:nth-child(even) {
  background-color: var(--color-primary-dark);
}

.spotlight .content {
  max-width: 900px;
  margin: 0 auto;
}

.spotlight h2 {
  color: var(--color-accent);
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.spotlight p {
  font-size: 1.1rem;
  line-height: 1.8;
}

/* Wrapper Sections */
.wrapper {
  padding: 5rem 2rem;
  background-color: var(--color-primary);
}

.wrapper.style3 {
  background-color: var(--color-primary-dark);
}

.wrapper .inner {
  max-width: 1200px;
  margin: 0 auto;
}

.wrapper h2.major {
  color: var(--color-accent);
  font-size: 2.5rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1rem;
  border-bottom: 3px solid var(--color-accent);
  padding-bottom: 1rem;
}

.wrapper > .inner > p {
  text-align: center;
  font-size: 1.2rem;
  color: var(--color-text-dim);
  margin-bottom: 3rem;
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

.smooth-scroll-middle {
  display: inline-block;
}

/* Animation Classes */
.onload-content-fade-in {
  animation: fadeIn 1.5s ease-in;
}

.onload-image-fade-in {
  animation: fadeIn 2s ease-in;
}

.onscroll-content-fade-in {
  opacity: 0;
  animation: fadeInOnScroll 1s ease-in forwards;
  animation-play-state: paused;
}

.onscroll-content-fade-in.is-active {
  animation-play-state: running;
}

@keyframes fadeInOnScroll {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Align classes */
.align-center {
  text-align: center;
}

.align-left {
  text-align: left;
}

.content-align-center .content {
  text-align: center;
}

.content-align-left .content {
  text-align: left;
}

/* Orientation classes for layout */
.orient-center {
  justify-content: center;
}

.orient-left {
  justify-content: flex-start;
}

.orient-right {
  justify-content: flex-end;
}

/* Mobile Responsive Adjustments */
@media (max-width: 768px) {
  .banner h1 {
    font-size: 2.5rem;
    letter-spacing: 2px;
  }
  
  .banner .major {
    font-size: 1.2rem;
  }
  
  .spotlight h2,
  .wrapper h2.major {
    font-size: 2rem;
  }
  
  .spotlight,
  .wrapper {
    padding: 3rem 1rem;
  }
}

@media (max-width: 480px) {
  .banner h1 {
    font-size: 2rem;
    letter-spacing: 1px;
  }
  
  .banner .major {
    font-size: 1rem;
  }
}

/* Crypto Donations Section */
.donations-section {
  background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
  border: 3px solid var(--color-accent);
  border-radius: 12px;
  padding: 2rem;
  margin: 2rem 0 3rem;
  text-align: center;
}

.donations-section h3 {
  color: var(--color-accent);
  font-size: 1.75rem;
  margin: 0 0 1rem 0;
  border: none;
  padding: 0;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.donations-description {
  color: var(--color-text-dim);
  max-width: 800px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

.wallet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.wallet-card {
  background-color: var(--color-primary-dark);
  border: 2px solid var(--color-accent);
  border-radius: 8px;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.wallet-card:hover {
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.4);
  transform: translateY(-5px);
}

.wallet-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.wallet-header i {
  font-size: 1.5rem;
  color: var(--color-accent);
}

.wallet-header h4 {
  color: var(--color-text);
  margin: 0;
  padding: 0;
  border: none;
  font-size: 1.1rem;
}

.qr-code {
  background: white;
  padding: 0.5rem;
  border-radius: 8px;
  display: inline-block;
  margin: 1rem 0;
}

.qr-code img {
  display: block;
  width: 185px;
  height: 185px;
}

.wallet-address {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--color-primary);
  padding: 0.75rem;
  border-radius: 5px;
  margin: 1rem 0;
}

.wallet-address code {
  flex: 1;
  font-size: 0.75rem;
  word-break: break-all;
  color: var(--color-text-dim);
  background: transparent;
  padding: 0;
}

.copy-btn {
  background-color: var(--color-accent);
  color: var(--color-primary);
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  white-space: nowrap;
  font-weight: bold;
}

.copy-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
  transform: scale(1.05);
}

.copy-btn.copied {
  background-color: #4CAF50;
  color: white;
}

.wallet-note {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-style: italic;
  margin: 0.5rem 0 0;
}

@media (max-width: 768px) {
  .wallet-grid {
    grid-template-columns: 1fr;
  }
  
  .wallet-address {
    flex-direction: column;
  }
  
  .copy-btn {
    width: 100%;
    justify-content: center;
  }
  
  .donations-section {
    padding: 1.5rem;
  }
}

/* Video Resources Section */
.videoer-page {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

.page-header {
  text-align: center;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 3px solid var(--color-accent);
}

.page-header h1 {
  color: var(--color-accent);
  font-size: 3rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.page-description {
  font-size: 1.2rem;
  color: var(--color-text-dim);
  max-width: 800px;
  margin: 0 auto;
}

/* Video Grid */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  margin: 2rem 0 3rem;
}

.video-card {
  background-color: var(--color-primary-dark);
  border: 2px solid var(--color-accent);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.video-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

.video-card.kid-friendly {
  border-color: #4CAF50;
}

.video-thumbnail {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 aspect ratio */
  overflow: hidden;
  background-color: #000;
}

.video-thumbnail img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.video-card:hover .video-thumbnail img {
  transform: scale(1.05);
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background-color: rgba(212, 175, 55, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-primary);
  transition: all 0.3s ease;
  pointer-events: none;
}

.video-card:hover .play-button {
  background-color: var(--color-accent);
  transform: translate(-50%, -50%) scale(1.1);
}

.video-badges {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-end;
}

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge.duration-short {
  background-color: #2196F3;
  color: white;
}

.badge.duration-medium {
  background-color: #FF9800;
  color: white;
}

.badge.duration-long {
  background-color: #F44336;
  color: white;
}

.badge.kid-friendly-badge {
  background-color: #4CAF50;
  color: white;
}

.video-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.video-content h4 {
  color: var(--color-accent);
  font-size: 1.1rem;
  margin: 0 0 0.5rem 0;
  padding: 0;
  border: none;
}

.video-series {
  color: var(--color-text-dim);
  font-size: 0.85rem;
  margin: 0 0 0.75rem 0;
  font-style: italic;
}

.video-description {
  color: var(--color-text);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  flex: 1;
}

.video-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tag {
  background-color: var(--color-primary);
  color: var(--color-text-dim);
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.75rem;
  border: 1px solid var(--color-primary-light);
}

.related-concepts {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding-top: 1rem;
  border-top: 1px solid var(--color-primary-light);
}

.related-concepts strong {
  color: var(--color-text);
  font-weight: bold;
}

.related-concepts a {
  color: var(--color-accent);
  text-decoration: none;
  margin-left: 0.5rem;
  transition: color 0.3s ease;
}

.related-concepts a:hover {
  color: var(--color-text);
  text-decoration: underline;
}

/* YouTube Embed Styling */
.youtube-embed {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 aspect ratio */
  margin: 2rem 0;
  border: 3px solid var(--color-accent);
  border-radius: 8px;
  overflow: hidden;
  background-color: #000;
}

.youtube-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Video Page Responsive */
@media (max-width: 1024px) {
  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .videoer-page {
    padding: 1rem;
  }
  
  .page-header h1 {
    font-size: 2rem;
  }
  
  .video-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .play-button {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .page-header h1 {
    font-size: 1.75rem;
  }
  
  .page-description {
    font-size: 1rem;
  }
  
  .video-content {
    padding: 1rem;
  }
}