  :root {
            --primary: #6C63FF;
            --secondary: #4D44DB;
            --accent: #FF6584;
            --light: #F8F9FA;
            --dark: #212529;
            --success: #28A745;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
        }
        
        body {
            background-color: var(--light);
            color: var(--dark);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
            position: relative;
        }
        
        /* Animated Background */
        .bg-animation {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }
        
        .shape {
            position: absolute;
            border-radius: 50%;
            filter: blur(60px);
            opacity: 0.15;
            animation: float 15s infinite linear;
        }
        
        .shape-1 {
            width: 300px;
            height: 300px;
            background-color: var(--primary);
            top: 20%;
            left: 10%;
            animation-delay: 0s;
        }
        
        .shape-2 {
            width: 400px;
            height: 400px;
            background-color: var(--accent);
            bottom: 15%;
            right: 10%;
            animation-delay: 3s;
        }
        
        .shape-3 {
            width: 250px;
            height: 250px;
            background-color: var(--secondary);
            top: 50%;
            right: 20%;
            animation-delay: 6s;
        }
        
        /* Header Styles */
        header {
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--dark);
  transition: all 0.3s ease;
}

.logo:hover {
  color: var(--primary);
}

.logo i {
  font-size: 1.8rem;
  color: var(--primary);
}

/* Desktop Navigation */
.desktop-nav {
  display: flex;
}

.desktop-nav ul {
  display: flex;
  list-style: none;
  gap: 1.5rem;
}

.desktop-nav a {
  color: var(--dark);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  padding: 0.5rem;
  position: relative;
}

.desktop-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width 0.3s ease;
}

.desktop-nav a:hover::after {
  width: 100%;
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--dark);
  cursor: pointer;
  padding: 0.5rem;
}

/* Mobile Menu */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100vh;
  background-color: white;
  box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
  z-index: 1001;
  transition: right 0.3s ease;
  overflow-y: auto;
}

.mobile-nav.open {
  right: 0;
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid #eee;
}

.mobile-nav-logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark);
  text-decoration: none;
}

.mobile-close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--dark);
  cursor: pointer;
}

.mobile-nav ul {
  list-style: none;
  padding: 1.5rem;
}

.mobile-nav li {
  margin-bottom: 1rem;
}

.mobile-nav a {
  display: block;
  padding: 0.8rem 1rem;
  color: var(--dark);
  text-decoration: none;
  font-weight: 500;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.mobile-nav a:hover {
  background-color: rgba(108, 99, 255, 0.1);
  color: var(--primary);
}

.mobile-nav a i {
  margin-right: 0.8rem;
  width: 20px;
  text-align: center;
}

/* Overlay for mobile menu */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mobile-nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* Responsive Design */
@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
}
        
        /* Main Content */
        main {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            width: 100%;
        }
        
        .hero {
            text-align: center;
            margin-bottom: 3rem;
            animation: fadeIn 1s ease;
            width: 100%;
        }
        
        .hero h1 {
            font-size: 2.8rem;
            margin-bottom: 1rem;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        
        .hero p {
            font-size: 1.2rem;
            color: #555;
            max-width: 700px;
            margin: 0 auto 2rem;
        }
        
        /* URL Shortener Form */
        .shortener-container {
            width: 100%;
            max-width: 800px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-radius: 16px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            padding: 2.5rem;
            margin-bottom: 3rem;
            border: 1px solid rgba(255, 255, 255, 0.2);
            animation: slideUp 0.8s ease;
        }
        
        .shortener-form {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        
        .input-group {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        
        .input-group label {
            font-weight: 600;
            color: var(--secondary);
            font-size: 1.1rem;
        }
        
        .input-field {
            display: flex;
            gap: 1rem;
        }
        
        @media (max-width: 600px) {
            .input-field {
                flex-direction: column;
            }
        }
        
        .input-field input {
            flex: 1;
            padding: 1rem 1.2rem;
            border: 2px solid #e9ecef;
            border-radius: 12px;
            font-size: 1rem;
            transition: all 0.3s ease;
            background-color: rgba(255, 255, 255, 0.8);
        }
        
        .input-field input:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 4px rgba(108, 99, 255, 0.2);
        }
        
        .btn {
            padding: 1rem 1.8rem;
            border: none;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.8rem;
        }
        
        .btn-primary {
            background-color: var(--primary);
            color: white;
        }
        
        .btn-primary:hover {
            background-color: var(--secondary);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(108, 99, 255, 0.3);
        }
        
        /* Result Container */
        .result-container {
            display: none;
            margin-top: 1.5rem;
            animation: fadeIn 0.5s ease;
        }
        
        .result-box {
            display: flex;
            align-items: center;
            background-color: #f8f9fa;
            border-radius: 12px;
            padding: 1rem;
            border: 1px solid #e9ecef;
        }
        
        .result-box input {
            flex: 1;
            background: transparent;
            border: none;
            font-size: 1rem;
            color: var(--dark);
            padding: 0.5rem 1rem;
        }
        
        .result-box input:focus {
            outline: none;
        }
        
        .copy-btn {
            background-color: var(--accent);
            color: white;
            border: none;
            border-radius: 8px;
            padding: 0.8rem 1.5rem;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 600;
        }
        
        .copy-btn:hover {
            background-color: #e04d6d;
            transform: translateY(-1px);
        }
        
        /* Loading Animation */
        .loading-container {
            display: none;
            justify-content: center;
            align-items: center;
            margin: 1.5rem 0;
        }
        
        .loading-spinner {
            width: 50px;
            height: 50px;
            border: 5px solid rgba(108, 99, 255, 0.1);
            border-radius: 50%;
            border-top-color: var(--primary);
            animation: spin 1s linear infinite;
        }
        
        /* Device Info Box */
        .device-info {
            width: 100%;
            max-width: 800px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-radius: 16px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            padding: 2rem;
            margin-bottom: 3rem;
            border: 1px solid rgba(255, 255, 255, 0.2);
            animation: fadeIn 1s ease;
        }
        
        .device-info h2 {
            margin-bottom: 1.5rem;
            color: var(--secondary);
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        
        .info-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
        }
        
        .info-item {
            background-color: #f8f9fa;
            border-radius: 12px;
            padding: 1.2rem;
            border: 1px solid #e9ecef;
        }
        
        .info-item h3 {
            font-size: 0.9rem;
            color: #6c757d;
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .info-item p {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--dark);
        }
        
        .battery-container {
            width: 100%;
            height: 20px;
            background-color: #e9ecef;
            border-radius: 10px;
            margin-top: 0.5rem;
            overflow: hidden;
        }
        
        .battery-level {
            height: 100%;
            background: linear-gradient(to right, #4CAF50, #8BC34A);
            border-radius: 10px;
            transition: width 0.5s ease;
        }
        
        /* Benefits Section */
        .benefits {
            width: 100%;
            margin-top: 3rem;
        }
        
        .benefits h2 {
            text-align: center;
            margin-bottom: 2rem;
            color: var(--secondary);
            font-size: 2rem;
        }
        
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .benefit-card {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-radius: 16px;
            padding: 2rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        
        .benefit-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
        }
        
        .benefit-icon {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
        
        .benefit-card h3 {
            margin-bottom: 1rem;
            color: var(--secondary);
        }
        
        .benefit-card p {
            color: #666;
            line-height: 1.6;
        }
        
        /* Contact Section */
        .contact {
            width: 100%;
            max-width: 800px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-radius: 16px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            padding: 2.5rem;
            margin: 3rem auto;
            border: 1px solid rgba(255, 255, 255, 0.2);
            animation: fadeIn 1s ease;
        }
        
        .contact h2 {
            text-align: center;
            margin-bottom: 2rem;
            color: var(--secondary);
        }
        
        .contact-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-top: 2rem;
        }
        
        .contact-link {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            padding: 1rem 1.5rem;
            background-color: var(--primary);
            color: white;
            border-radius: 12px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        
        .contact-link:hover {
            transform: translateY(-3px);
            box-shadow: 0 4px 12px rgba(108, 99, 255, 0.3);
        }
        
        .contact-link.whatsapp {
            background-color: #25D366;
        }
        
        .contact-link.telegram {
            background-color: #0088CC;
        }
        
        .contact-link.facebook {
            background-color: #1877F2;
        }
        
        /* Notification */
        .notification {
            position: fixed;
            top: 20px;
            right: 20px;
            background-color: var(--success);
            color: white;
            padding: 1rem 1.5rem;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            display: flex;
            align-items: center;
            gap: 0.8rem;
            transform: translateX(150%);
            transition: transform 0.3s ease;
            z-index: 1000;
        }
        
        .notification.show {
            transform: translateX(0);
        }
        
        .notification i {
            font-size: 1.2rem;
        }
        
        /* Footer */
        footer {
            background-color: var(--dark);
            color: white;
            padding: 2rem;
            text-align: center;
            font-size: 0.9rem;
        }
        
        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            display: inline-block;
        }
        
        .copyright {
            color: #adb5bd;
        }
        
        /* Animations */
        @keyframes float {
            0% {
                transform: translate(0, 0) rotate(0deg);
            }
            25% {
                transform: translate(10px, 10px) rotate(5deg);
            }
            50% {
                transform: translate(20px, 0) rotate(0deg);
            }
            75% {
                transform: translate(10px, -10px) rotate(-5deg);
            }
            100% {
                transform: translate(0, 0) rotate(0deg);
            }
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        @keyframes slideUp {
            from { 
                opacity: 0;
                transform: translateY(20px);
            }
            to { 
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes spin {
            to { transform: rotate(360deg); }
        }
        
        /* Scroll Behavior */
        html {
            scroll-behavior: smooth;
        }
        
        /* Responsive Design */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .shortener-container, .device-info, .contact {
                padding: 1.5rem;
            }
            
            nav ul {
                gap: 1rem;
            }
        }
        
        @media (max-width: 480px) {
            header {
                padding: 1rem;
            }
            
            .logo {
                font-size: 1.3rem;
            }
            
            .hero h1 {
                font-size: 1.8rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .contact-links {
                flex-direction: column;
                align-items: center;
            }
            
            .contact-link {
                width: 100%;
                justify-content: center;
            }
        }