@import url('Webfonts/css/fontiran.css');

:root {
  --primary-bg: #000000;
  --secondary-bg: #1c1c1e;
  --tertiary-bg: #2c2c2e;
  --accent-bg: #007aff;
  --accent-secondary: #4da6ff;
  --text-primary: #ffffff;
  --text-secondary: #ffffff;
  --text-muted: #8e8e93;
  --border-color: #38383a;
  --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.6);
  --shadow-heavy: 0 10px 40px rgba(0, 0, 0, 0.8);
  --gradient-primary: linear-gradient(135deg, #007aff 0%, #4da6ff 100%);
  --gradient-secondary: linear-gradient(135deg, #007aff 0%, #0051d5 100%);
  --gradient-tertiary: linear-gradient(135deg, #32d74b 0%, #007aff 100%);
  --border-radius: 20px;
  --border-radius-small: 12px;
  --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --glass-bg: rgba(28, 28, 30, 0.8);
  --glass-border: rgba(255, 255, 255, 0.1);
}

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

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Roboto:wght@300;400;500;700&display=swap');

body {
  font-family: 'dana', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  background: var(--primary-bg);
  color: var(--text-primary);
  min-height: 100vh;
  transition: var(--transition);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header Styles */
header {
  background: var(--glass-bg);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  padding: 1.2rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-light);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-small);
  color: var(--accent-bg);
  cursor: pointer;
  padding: 0.8rem;
  transition: var(--transition);
  flex-direction: column;
  gap: 4px;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
}

.hamburger:hover {
  background: var(--accent-bg);
  color: white;
  transform: scale(1.05);
}

.hamburger-line {
  width: 20px;
  height: 2px;
  background-color: currentColor;
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  border-bottom: 1px solid var(--glass-border);
  padding: 1rem 0;
  box-shadow: var(--shadow-medium);
}

.mobile-nav.active {
  display: block;
  animation: slideDown 0.3s ease;
}

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0 1rem;
}

.mobile-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  padding: 1rem;
  border-radius: var(--border-radius-small);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  border: 1px solid transparent;
  font-family: 'dana', 'Inter', sans-serif;
}

.mobile-nav a:hover {
  background: var(--tertiary-bg);
  border: 1px solid var(--glass-border);
  color: var(--accent-bg);
}

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

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.logo {
  color: var(--text-primary);
  font-size: 1.8rem;
  font-weight: 700;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'dana', 'Inter', sans-serif;
}

/* English text styling */
.english-text, 
*[lang="en"],
.contact-details a,
.reference-link,
code,
pre {
  font-family: 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif !important;
  font-feature-settings: "kern" 1, "liga" 1;
  text-rendering: optimizeLegibility;
}

/* Better font weights for English */
.english-text strong,
.english-text b {
  font-weight: 600;
}

.english-text em,
.english-text i {
  font-style: italic;
}

.logo:hover {
  transform: scale(1.05);
  filter: brightness(1.2);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1rem;
  align-items: center;
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  padding: 0.7rem 1.2rem;
  border-radius: var(--border-radius-small);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  border: 1px solid transparent;
}

nav a:hover {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  color: var(--accent-bg);
  transform: translateY(-2px) scale(1.02);
}

.theme-toggle {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  color: var(--accent-bg);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  transform: scale(1.1);
  background: var(--accent-bg);
  color: white;
  box-shadow: 0 0 20px rgba(0, 122, 255, 0.4);
}

/* Mobile Controls */
.mobile-controls {
  display: none;
  align-items: center;
  gap: 1rem;
}

@media (max-width: 768px) {
  .mobile-controls {
    display: flex;
  }
}

/* Hero Section */
.hero {
  background: var(--primary-bg);
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(0, 122, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(88, 86, 214, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(255, 149, 0, 0.1) 0%, transparent 50%);
  text-align: center;
  padding: 5rem 0;
  color: white;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="80" height="80" viewBox="0 0 80 80" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.03"><circle cx="40" cy="40" r="1"/></g></svg>');
  animation: float 30s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.hero h1 {
  font-family: 'dana', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 4rem;
  margin-bottom: 1.5rem;
  font-weight: 800;
  animation: fadeInUp 1s ease;
  position: relative;
  z-index: 1;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.95;
  animation: fadeInUp 1s ease 0.2s both;
  position: relative;
  z-index: 1;
}

.search-container {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  animation: fadeInUp 1s ease 0.4s both;
  z-index: 1;
}

.search-box {
  width: 100%;
  padding: 1.3rem 4rem 1.3rem 1.5rem;
  font-size: 1.1rem;
  border: 1px solid var(--glass-border);
  border-radius: 25px;
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  box-shadow: var(--shadow-medium);
  outline: none;
  transition: var(--transition);
  font-family: 'dana', sans-serif;
  color: var(--text-primary);
  font-weight: 500;
}

.search-box:focus {
  transform: scale(1.02);
  box-shadow: 0 0 30px rgba(0, 122, 255, 0.3);
  border-color: var(--accent-bg);
}

.search-box::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

.search-btn {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--gradient-secondary);
  border: none;
  border-radius: 50%;
  width: 45px;
  height: 45px;
  color: white;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-btn:hover {
  transform: translateY(-50%) scale(1.1);
}

/* Main Content */
.main-content {
  background: var(--secondary-bg);
  margin: 3rem 0;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-medium);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.section {
  padding: 4rem 2rem;
}

.section-title {
  font-size: 2.5rem;
  color: var(--text-primary);
  margin-bottom: 3rem;
  text-align: center;
  position: relative;
  font-weight: 800;
}

.section-title::after {
  content: '';
  width: 100px;
  height: 4px;
  background: var(--gradient-primary);
  display: block;
  margin: 1.5rem auto;
  border-radius: 2px;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.article-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  padding: 2.5rem;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.article-card.has-cover {
  padding-top: 200px;
}

.article-cover {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 160px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  opacity: 0.8;
}

.article-card:hover .article-cover {
  opacity: 1;
}

.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: var(--transition);
  border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.article-card:hover::before {
  transform: scaleX(1);
}

.article-card:hover {
  transform: translateY(-15px) scale(1.02);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  border-color: var(--accent-bg);
  background: var(--tertiary-bg);
}

.article-title {
  font-family: 'dana', sans-serif;
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.article-excerpt {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.article-date {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.article-category {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  color: var(--accent-bg);
  padding: 0.5rem 1.2rem;
  border-radius: 25px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--accent-bg);
  font-family: 'dana', sans-serif;
}

/* Article Tags */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

.article-tag {
  background: var(--tertiary-bg);
  color: var(--text-secondary);
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-size: 0.7rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  font-family: 'dana', sans-serif;
  transition: var(--transition);
}

.article-tag:hover {
  background: var(--accent-bg);
  color: white;
  transform: translateY(-1px);
}

.article-tag.featured {
  background: var(--gradient-secondary);
  color: white;
  border-color: transparent;
}

/* Media in Articles */
.article-media {
  margin: 2rem 0;
  text-align: center;
}

.article-media img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-small);
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.article-media img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-heavy);
}

.article-media video {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-small);
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
}

.media-caption {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-style: italic;
  margin-top: 0.5rem;
}

/* Page Management */
.page-section {
  display: block;
}

.page-section.hidden {
  display: none;
}

.page-header {
  text-align: center;
  padding: 4rem 0 2rem;
  background: var(--primary-bg);
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(0, 122, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(88, 86, 214, 0.15) 0%, transparent 50%);
}

.page-header h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
}

.page-header p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  opacity: 0.9;
}

/* Articles List Page */
.filter-section {
  background: var(--secondary-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  margin: 2rem 0;
  border: 1px solid var(--border-color);
}

.filter-section h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-weight: 600;
}

.filter-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'dana', sans-serif;
  font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--accent-bg);
  color: white;
  border-color: var(--accent-bg);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 122, 255, 0.3);
}

.articles-list {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top: 3px solid var(--accent-bg);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.article-list-item {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  padding: 2rem;
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid var(--glass-border);
  position: relative;
  overflow: hidden;
}

.article-list-item.has-cover {
  padding-top: 200px;
}

.article-list-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
  border-color: var(--accent-bg);
}

.article-list-item h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-size: 1.4rem;
  font-weight: 700;
}

/* Article View Page */
.article-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem;
}

.back-btn {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  color: var(--accent-bg);
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  font-family: 'dana', sans-serif;
  font-weight: 500;
}

.back-btn:hover {
  background: var(--accent-bg);
  color: white;
  transform: translateY(-2px);
}

.article-body {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  padding: 3rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--glass-border);
  line-height: 1.8;
}

.article-body h1 {
  color: var(--text-primary);
  font-size: 2.5rem;
  margin-bottom: 2rem;
  font-weight: 800;
  line-height: 1.2;
}

.article-body h2 {
  color: var(--text-primary);
  font-size: 1.8rem;
  margin: 2rem 0 1rem;
  font-weight: 700;
  border-right: 4px solid var(--accent-bg);
  padding-right: 1rem;
}

.article-body h3 {
  color: var(--text-primary);
  font-size: 1.4rem;
  margin: 1.5rem 0 0.8rem;
  font-weight: 600;
}

.article-body p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  text-align: justify;
}

/* Article Media Elements */
.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-small);
  margin: 2rem 0;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  cursor: pointer;
}

.article-body img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-heavy);
}

.article-body video {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-small);
  margin: 2rem 0;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border-color);
  background: var(--tertiary-bg);
}

.article-body .media-container {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin: 2rem 0;
  border: 1px solid var(--glass-border);
  text-align: center;
}

.article-body .media-container img,
.article-body .media-container video {
  margin: 0;
  border-radius: var(--border-radius-small);
}

.article-body .media-caption {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-style: italic;
  margin-top: 1rem;
  text-align: center;
  line-height: 1.5;
}

/* Text Highlighting Styles */
.article-body .highlight {
  background: var(--gradient-primary);
  color: white;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
}

.article-body .highlight-warning {
  background: var(--gradient-secondary);
  color: white;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(255, 149, 0, 0.3);
}

.article-body .highlight-success {
  background: var(--gradient-tertiary);
  color: white;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(50, 215, 75, 0.3);
}

.article-body .highlight-box {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-right: 4px solid var(--accent-bg);
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: var(--border-radius-small);
  border: 1px solid var(--glass-border);
}

.article-body .highlight-box.warning {
  border-right-color: #ff9500;
}

.article-body .highlight-box.success {
  border-right-color: #32d74b;
}

.article-body .highlight-box.info {
  border-right-color: var(--accent-bg);
}

.article-body .highlight-box h4 {
  color: var(--text-primary);
  font-size: 1.2rem;
  margin-bottom: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.article-body .highlight-box p {
  margin-bottom: 0;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Code Blocks */
.article-body code {
  background: var(--tertiary-bg);
  color: var(--accent-bg);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  font-family: 'Inter', 'Roboto Mono', monospace;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
}

.article-body pre {
  background: var(--tertiary-bg);
  color: var(--text-primary);
  padding: 1.5rem;
  border-radius: var(--border-radius-small);
  overflow-x: auto;
  margin: 2rem 0;
  border: 1px solid var(--border-color);
  position: relative;
}

.article-body pre code {
  background: transparent;
  color: inherit;
  padding: 0;
  border: none;
  font-family: 'Inter', 'Roboto Mono', monospace;
  font-size: 0.9rem;
}

/* Blockquotes */
.article-body blockquote {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-right: 4px solid var(--accent-secondary);
  padding: 2rem;
  margin: 2rem 0;
  border-radius: var(--border-radius-small);
  border: 1px solid var(--glass-border);
  font-style: italic;
  color: var(--text-secondary);
  position: relative;
}

.article-body blockquote::before {
  content: '"';
  font-size: 4rem;
  color: var(--accent-secondary);
  position: absolute;
  top: -0.5rem;
  right: 1rem;
  opacity: 0.3;
  font-family: serif;
}

.article-body blockquote p {
  margin-bottom: 1rem;
  font-size: 1.1rem;
  line-height: 1.8;
}

.article-body blockquote cite {
  display: block;
  text-align: left;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 1rem;
  font-style: normal;
}

/*```text
/* Image Gallery */
.article-body .image-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.article-body .image-gallery img {
  margin: 0;
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: var(--transition);
}

.article-body .image-gallery img:hover {
  transform: scale(1.05);
}

.article-body ul,
.article-body ol {
  color: var(--text-secondary);
  margin: 1rem 0 1.5rem 2rem;
}

.article-body li {
  margin-bottom: 0.5rem;
}

/* References Page */
.references-content {
  padding: 2rem 0;
}

.reference-category {
  margin-bottom: 4rem;
}

.reference-category h2 {
  color: var(--text-primary);
  font-size: 2rem;
  margin-bottom: 2rem;
  font-weight: 700;
  text-align: center;
}

.references-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.reference-item {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  padding: 2rem;
  transition: var(--transition);
  border: 1px solid var(--glass-border);
}

.reference-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
  border-color: var(--accent-bg);
}

.reference-item h3 {
  color: var(--text-primary);
  font-size: 1.3rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.reference-item p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.reference-link {
  color: var(--accent-bg);
  text-decoration: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
}

.reference-link:hover {
  color: var(--accent-secondary);
  transform: translateX(-5px);
}

/* Article References */
.article-references {
  margin-top: 3rem;
  padding: 2rem;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  border: 1px solid var(--glass-border);
}

.article-references h2 {
  color: var(--text-primary);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 2px solid var(--accent-bg);
  padding-bottom: 0.5rem;
}

.references-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.reference-item {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  background: var(--tertiary-bg);
  border-radius: var(--border-radius-small);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.reference-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.reference-number {
  background: var(--accent-bg);
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  flex-shrink: 0;
}

.reference-details {
  flex: 1;
  line-height: 1.6;
}

.reference-details strong {
  color: var(--text-primary);
  font-size: 1rem;
}

.reference-author {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.reference-type {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-style: italic;
  margin-right: 0.5rem;
}

.reference-link {
  color: var(--accent-bg);
  text-decoration: none;
  margin-right: 0.5rem;
  transition: var(--transition);
}

.reference-link:hover {
  color: var(--accent-secondary);
  transform: scale(1.1);
}

/* Article Page */
.article-page {
  min-height: 80vh;
  padding: 2rem 0;
  background: var(--primary-bg);
}

.article-page .article-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0;
}

.article-page .article-body {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  padding: 3rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--glass-border);
  margin-top: 2rem;
}

/* About Page */
.about-content {
  padding: 2rem 0;
}

.about-section {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  padding: 3rem;
  margin-bottom: 3rem;
  border: 1px solid var(--glass-border);
}

.about-section h2 {
  color: var(--text-primary);
  font-size: 2rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.about-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  text-align: justify;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.feature-item {
  text-align: center;
  padding: 2rem;
  background: var(--tertiary-bg);
  border-radius: var(--border-radius);
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

.feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: white;
}

.feature-item h3 {
  color: var(--text-primary);
  font-size: 1.2rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.feature-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Contact Page */
.contact-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 2rem 0;
  max-width: 600px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  padding: 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  border: 1px solid var(--glass-border);
  transition: var(--transition);
}

.contact-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.contact-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.contact-details h3 {
  color: var(--text-primary);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.contact-details p {
  color: var(--text-secondary);
  margin: 0;
}

.contact-details a {
  color: var(--accent-bg);
  text-decoration: none;
  transition: var(--transition);
}

.contact-details a:hover {
  color: var(--accent-secondary);
}

.contact-form {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  padding: 3rem;
  border: 1px solid var(--glass-border);
}

.contact-form h2 {
  color: var(--text-primary);
  font-size: 1.8rem;
  margin-bottom: 2rem;
  font-weight: 700;
  text-align: center;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-small);
  background: var(--tertiary-bg);
  color: var(--text-primary);
  font-family: 'dana', sans-serif;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-bg);
  box-shadow: 0 0 20px rgba(0, 122, 255, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.submit-btn {
  width: 100%;
  background: var(--gradient-primary);
  color: white;
  padding: 1rem 2rem;
  border: none;
  border-radius: 25px;
  font-family: 'dana', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 122, 255, 0.4);
}

/* Footer */
footer {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  color: var(--text-primary);
  text-align: center;
  padding: 4rem 0;
  margin-top: 3rem;
  border-top: 1px solid var(--glass-border);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.8rem;
  border-radius: 50%;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--glass-border);
}

.social-links a:hover {
  background: var(--accent-bg);
  color: white;
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 10px 25px rgba(0, 122, 255, 0.3);
  border-color: var(--accent-bg);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.hidden {
  display: none;
}

/* Force dark theme */
html {
  color-scheme: dark;
}

/* Custom scrollbar for better iOS feel */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--glass-border);
  border-radius: 10px;
}

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

/* Footer Improvements */
.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-text {
  flex: 1;
}

.ai-notice {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  font-style: italic;
}

/* Tooltip Styles */
.tooltip {
  position: relative;
}

.tooltip::before {
  content: attr(title);
  position: absolute;
  bottom: 120%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--tertiary-bg);
  color: var(--text-primary);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-small);
  font-size: 0.8rem;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  border: 1px solid var(--glass-border);
  z-index: 1000;
  box-shadow: var(--shadow-medium);
}

.tooltip::after {
  content: '';
  position: absolute;
  bottom: 110%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--tertiary-bg);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 1000;
}

.tooltip:hover::before,
.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
}

/* Enhanced Security Headers */
img {
  max-width: 100%;
  height: auto;
}

/* Better responsive behavior */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

/* Improved container responsiveness */
@media (max-width: 1400px) {
  .container {
    max-width: 1140px;
  }
}

@media (max-width: 1200px) {
  .container {
    max-width: 960px;
  }
}

@media (max-width: 992px) {
  .container {
    max-width: 720px;
  }
}

@media (max-width: 768px) {
  .container {
    max-width: 540px;
    padding: 0 15px;
  }
}

@media (max-width: 576px) {
  .container {
    max-width: 100%;
    padding: 0 10px;
  }
}

/* Responsive Design */
@media (max-width: 992px) {
  .articles-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
  }

  .features-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  .references-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
    line-height: 1.2;
  }

  .page-header h1 {
    font-size: 2.5rem;
    line-height: 1.2;
  }

  /* Mobile Media Styles */
  .article-body .media-container {
    padding: 1rem;
    margin: 1.5rem 0;
  }

  .article-body .image-gallery {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .article-body .image-gallery img {
    height: 150px;
  }

  .article-body .highlight-box {
    padding: 1rem;
    margin: 1.5rem 0;
  }

  .article-body blockquote {
    padding: 1.5rem;
    margin: 1.5rem 0;
  }

  .article-body pre {
    padding: 1rem;
    font-size: 0.8rem;
    overflow-x: auto;
  }

  .header-content {
    justify-content: space-between;
    align-items: center;
  }

  /* Show hamburger menu on mobile */
  .hamburger {
    display: flex;
  }

  /* Hide desktop navigation on mobile */
  .header-content nav {
    display: none;
  }

  .mobile-nav {
    display: none;
  }

  .articles-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

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

  .section {
    padding: 2rem 1rem;
  }

  .article-card {
    padding: 2rem;
    margin: 0 0.5rem;
  }

  .references-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .filter-buttons {
    justify-content: center;
  }

  .article-content {
    padding: 1rem;
  }

  .article-body {
    padding: 2rem;
  }

  .about-section {
    padding: 2rem;
  }

  .contact-form {
    padding: 2rem;
  }

  .container {
    padding: 0 15px;
  }

  .search-container {
    margin: 0 1rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
    line-height: 1.2;
  }

  .page-header h1 {
    font-size: 2rem;
    line-height: 1.2;
  }

  .section-title {
    font-size: 2rem;
    line-height: 1.2;
  }

  nav a {
    padding: 0.3rem 0.5rem;
    font-size: 0.9rem;
  }

  .filter-buttons {
    gap: 0.5rem;
  }

  .filter-btn {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
  }

  .article-body h1 {
    font-size: 2rem;
    line-height: 1.2;
  }

  .article-body h2 {
    font-size: 1.5rem;
    line-height: 1.3;
  }

  .contact-item {
    flex-direction: column;
    text-align: center;
  }

  .feature-item {
    padding: 1.5rem;
  }

  .reference-item {
    padding: 1.5rem;
  }

  .container {
    padding: 0 10px;
  }

  .article-card {
    padding: 1.5rem;
    margin: 0;
  }

  .search-container {
    margin: 0 0.5rem;
  }

  .search-box {
    font-size: 1rem;
    padding: 1rem 3.5rem 1rem 1rem;
  }

  .social-links {
    gap: 0.8rem;
  }

  .social-links a {
    width: 44px;
    height: 44px;
  }

  .logo {
    font-size: 1.5rem;
  }
}

/* Extra small devices */
@media (max-width: 320px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .page-header h1 {
    font-size: 1.8rem;
  }

  .logo {
    font-size: 1.3rem;
  }

  .container {
    padding: 0 8px;
  }

  .article-card {
    padding: 1rem;
  }

  .about-section,
  .contact-form,
  .reference-item {
    padding: 1rem;
  }
}

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

/* Selection colors */
::selection {
  background: var(--accent-bg);
  color: white;
}

/* Search Improvements */
.search-highlight {
  background: var(--accent-bg);
  color: white;
  padding: 0.2rem 0.3rem;
  border-radius: 4px;
  font-weight: 600;
}

/* Category-specific styling */
.highlight-box.android {
  border-left: 4px solid #32d74b;
  background: linear-gradient(135deg, rgba(50, 215, 75, 0.1) 0%, rgba(50, 215, 75, 0.05) 100%);
}

.highlight-box.ios {
  border-left: 4px solid #007aff;
  background: linear-gradient(135deg, rgba(0, 122, 255, 0.1) 0%, rgba(0, 122, 255, 0.05) 100%);
}

.highlight-box.windows {
  border-left: 4px solid #0078d4;
  background: linear-gradient(135deg, rgba(0, 120, 212, 0.1) 0%, rgba(0, 120, 212, 0.05) 100%);
}

.highlight-box.worker {
  border-left: 4px solid #f38020;
  background: linear-gradient(135deg, rgba(243, 128, 32, 0.1) 0%, rgba(243, 128, 32, 0.05) 100%);
}

.highlight-box.dns {
  border-left: 4px solid #9333ea;
  background: linear-gradient(135deg, rgba(147, 51, 234, 0.1) 0%, rgba(147, 51, 234, 0.05) 100%);
}

.highlight-box.security {
  border-left: 4px solid #ff4757;
  background: linear-gradient(135deg, rgba(255, 71, 87, 0.1) 0%, rgba(255, 71, 87, 0.05) 100%);
}

.highlight-box.success {
  border-left: 4px solid #2ed573;
  background: linear-gradient(135deg, rgba(46, 213, 115, 0.1) 0%, rgba(46, 213, 115, 0.05) 100%);
}

.highlight-box.warning {
  border-left: 4px solid #ffa502;
  background: linear-gradient(135deg, rgba(255, 165, 2, 0.1) 0%, rgba(255, 165, 2, 0.05) 100%);
}

/* Step boxes for tutorials */
.step-box {
  background: rgba(var(--accent-rgb), 0.05);
  border: 1px solid rgba(var(--accent-rgb), 0.2);
  border-radius: 12px;
  padding: 1.5rem;
  margin: 1.5rem 0;
  position: relative;
}

.step-box h4 {
  color: rgb(var(--accent-rgb));
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.step-box.success {
  background: rgba(46, 213, 115, 0.05);
  border-color: rgba(46, 213, 115, 0.2);
}

.step-box.success h4 {
  color: #2ed573;
}

.step-box ol, .step-box ul {
  margin: 0.5rem 0;
  padding-right: 1.5rem;
}

.step-box li {
  margin: 0.5rem 0;
  line-height: 1.6;
}

.step-box code {
  background: rgba(var(--text-rgb), 0.1);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
}

.search-results-message {
  text-align: center;
  padding: 2rem;
  margin: 2rem 0;
  border-radius: var(--border-radius);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
}

.search-results-message.success {
  border-color: var(--accent-bg);
}

.no-results {
  color: var(--text-secondary);
}

.no-results i {
  font-size: 3rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.no-results h3 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-size: 1.5rem;
}

.search-success {
  color: var(--accent-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
}

.search-success i {
  color: var(--accent-bg);
}

/* Error and Retry Styles */
.error-message {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  border: 1px solid var(--glass-border);
  margin: 2rem 0;
}

.error-message i {
  font-size: 3rem;
  color: #e74c3c;
  margin-bottom: 1rem;
}

.error-message h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.retry-btn {
  background: var(--accent-bg);
  color: white;
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  font-family: 'dana', sans-serif;
  font-weight: 500;
  transition: var(--transition);
  margin-top: 1rem;
}

.retry-btn:hover {
  background: var(--accent-secondary);
  transform: translateY(-2px);
}

.no-articles {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  border: 1px solid var(--glass-border);
}

.no-articles i {
  font-size: 3rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* Email Modal Styles */
.email-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.email-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.email-modal-overlay.closing {
  opacity: 0;
  visibility: hidden;
}

.email-modal {
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9) translateY(20px);
  transition: var(--transition);
  box-shadow: var(--shadow-heavy);
}

.email-modal-overlay.active .email-modal {
  transform: scale(1) translateY(0);
}

.email-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--glass-border);
}

.email-modal-header h3 {
  color: var(--text-primary);
  font-size: 1.3rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.close-modal {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.close-modal:hover {
  background: var(--tertiary-bg);
  color: var(--text-primary);
}

.email-modal-body {
  padding: 2rem;
}

.email-info {
  text-align: center;
  margin-bottom: 2rem;
}

.email-info p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.email-address {
  background: var(--tertiary-bg);
  padding: 1.5rem;
  border-radius: var(--border-radius-small);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.email-address strong {
  color: var(--accent-bg);
  font-size: 1.1rem;
  font-family: 'Inter', monospace;
  word-break: break-all;
}

.copy-email {
  background: var(--accent-bg);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 25px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
}

.copy-email:hover {
  background: var(--accent-secondary);
  transform: scale(1.05);
}

.email-actions {
  display: flex;
  gap: 1rem;
  flex-direction: column;
}

.email-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  border-radius: 25px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.email-btn.primary {
  background: var(--gradient-primary);
  color: white;
}

.email-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 122, 255, 0.4);
}

.email-btn.secondary {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
}

.email-btn.secondary:hover {
  background: var(--tertiary-bg);
  transform: translateY(-2px);
}

/* Quick Message Form */
.quick-message-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.quick-message-form .form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.quick-message-form label {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.9rem;
}

.quick-message-form input,
.quick-message-form textarea {
  padding: 0.8rem 1rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-small);
  background: var(--tertiary-bg);
  color: var(--text-primary);
  font-family: 'dana', sans-serif;
  transition: var(--transition);
}

.quick-message-form input:focus,
.quick-message-form textarea:focus {
  outline: none;
  border-color: var(--accent-bg);
  box-shadow: 0 0 20px rgba(0, 122, 255, 0.2);
}

.quick-message-form input::placeholder,
.quick-message-form textarea::placeholder {
  color: var(--text-muted);
}

.form-actions {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

/* Notification Styles */
.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1001;
  background: var(--glass-bg);
  backdrop-filter: blur(30px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 1rem 1.5rem;
  box-shadow: var(--shadow-medium);
  transform: translateX(100%);
  transition: var(--transition);
  max-width: 350px;
}

.notification.show {
  transform: translateX(0);
}

.notification.success {
  border-color: #32d74b;
}

.notification.info {
  border-color: var(--accent-bg);
}

.notification-content {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
  font-weight: 500;
}

.notification.success .notification-content i {
  color: #32d74b;
}

.notification.info .notification-content i {
  color: var(--accent-bg);
}

/* Responsive adjustments for email modal */
@media (max-width: 768px) {
  .email-modal {
    width: 95%;
    margin: 1rem;
  }

  .email-modal-header {
    padding: 1rem 1.5rem;
  }

  .email-modal-body {
    padding: 1.5rem;
  }

  .email-address {
    flex-direction: column;
    text-align: center;
  }

  .form-actions {
    flex-direction: column-reverse;
  }

  .notification {
    right: 10px;
    left: 10px;
    max-width: none;
  }
}

/* Scrollbar styling for webkit browsers */
::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--accent-bg);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gradient-primary);
}

/* PWA Install Prompt */
.install-prompt {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-large);
    z-index: 1000;
    max-width: 400px;
    width: 90%;
    animation: slideUp 0.3s ease;
}

.install-prompt.hidden {
    display: none;
}

.install-content h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.install-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.install-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.install-btn {
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'dana', sans-serif;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.install-btn.primary:hover {
    background: #0056b3;
    transform: translateY(-2px);
}

.install-btn.secondary {
    background: var(--glass-bg);
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
}

.install-btn.secondary:hover {
    background: var(--secondary-bg);
}

@keyframes slideUp {
    from {
        transform: translateX(-50%) translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
}

/* مدیریت منوی موبایل */