/* PalmBit Landing - Common Styles */

:root {
  --primary-blue: #00a8ff;
  --primary-purple: #8c7ae6;
  --primary-orange: #ffa726;
  --gradient-primary: linear-gradient(135deg, #00a8ff 0%, #8c7ae6 100%);
  --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --dark-bg: #0f0f23;
  --dark-card: #1a1a2e;
  --text-light: #ffffff;
  --text-gray: #a0a0a0;
  --text-dark: #333333;
  --border-radius: 12px;
  --shadow-light: 0 4px 20px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 8px 30px rgba(0, 0, 0, 0.15);
  --shadow-heavy: 0 15px 50px rgba(0, 0, 0, 0.2);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-light);
  background: var(--dark-bg);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
  font-size: 1.1rem;
  color: var(--text-gray);
  margin-bottom: 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-light);
  box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-heavy);
}

.btn-secondary {
  background: transparent;
  color: var(--text-light);
  border: 2px solid var(--primary-blue);
}

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

.btn-large {
  padding: 16px 32px;
  font-size: 1.2rem;
}

/* Cards */
.card {
  background: var(--dark-card);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-heavy);
  border-color: var(--primary-blue);
}

/* Grid System */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.grid {
  display: grid;
  gap: 2rem;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

.pulse {
  animation: pulse 2s infinite;
}

/* Background Effects */
.bg-gradient {
  background: var(--gradient-primary);
}

.bg-tech {
  background-image: url('../images/tech-bg-5.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: relative;
}

.bg-tech::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 15, 35, 0.8);
  z-index: 1;
}

.bg-tech > * {
  position: relative;
  z-index: 2;
}

/* Social Icons */
.social-icons {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.social-icon:hover {
  background: var(--primary-blue);
  transform: translateY(-2px);
}

/* Footer */
.footer {
  background: var(--dark-card);
  padding: 3rem 0 1rem;
  margin-top: 5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-section h3 {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.footer-section p {
  color: var(--text-gray);
  font-size: 0.9rem;
}

.copyright {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-gray);
  font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
  
  .grid-3 {
    grid-template-columns: 1fr;
  }
  
  .grid-2 {
    grid-template-columns: 1fr;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .social-icons {
    justify-content: center;
  }
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--primary-blue);
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Telegram Bot Styles */
.telegram-bot {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
}

.bot-trigger {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: none;
  color: var(--text-light);
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: var(--shadow-heavy);
  transition: var(--transition);
}

.bot-trigger:hover {
  transform: scale(1.1);
}

.bot-panel {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 300px;
  background: var(--dark-card);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-heavy);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transform: translateY(20px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.bot-panel.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.bot-panel h3 {
  margin-bottom: 1rem;
  color: var(--text-light);
}

.bot-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.bot-link {
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.bot-link:hover {
  background: var(--primary-blue);
}

/* Glassmorphism Effect */
.glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}