:root {
            --primary: #4CAF50;
            --primary-dark: #388E3C;
            --primary-light: #C8E6C9;
            --secondary: #FF9800;
            --dark: #263238;
            --light: #ECEFF1;
            --white: #FFFFFF;
            --gray: #90A4AE;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --transition: all 0.3s ease;
        }
        html {
    scroll-behavior: smooth;
}


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

        body {
            font-family: 'Poppins', sans-serif;
            line-height: 1.6;
            color: var(--dark);
            background-color: var(--white);
            overflow-x: hidden;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        header {
            background-color: var(--white);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo h1 {
            font-family: 'Montserrat', sans-serif;
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
        }

        .logo span {
            color: var(--secondary);
        }

        .logo i {
            font-size: 32px;
            color: var(--primary);
        }

    
ul li {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%; 
    left: 0;
    background: #fff; 
    padding: 10px 0;
    min-width: 150px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    z-index: 1000;
}
.dropdown:hover .dropdown-menu {
    display: block;
}
.dropdown-menu li a {
    display: block;
    padding: 8px 15px;
    color: #333;     
    text-decoration: none;
    white-space: nowrap;
}

.dropdown-menu li a:hover {
    background: #f2f2f2; 
}


        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }

        nav a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            font-size: 16px;
            transition: var(--transition);
            position: relative;
            padding: 5px 0;
        }

        nav a:hover {
            color: var(--primary);
        }

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

        nav a:hover::after {
            width: 100%;
        }

        .nav-buttons {
            display: flex;
            gap: 15px;
        }

        .btn {
            padding: 10px 24px;
            border-radius: 30px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

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

        .btn-primary:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 15px rgba(76, 175, 80, 0.3);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }

        .btn-outline:hover {
            background-color: var(--primary-light);
            transform: translateY(-2px);
        }

        .hero {
            background: linear-gradient(135deg, rgba(76, 175, 80, 0.1) 0%, rgba(255, 152, 0, 0.1) 100%);
            padding: 100px 0;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(76, 175, 80, 0.15) 0%, rgba(255, 152, 0, 0.15) 100%);
            z-index: 0;
        }

        .hero-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            position: relative;
            z-index: 1;
        }

        .hero-text {
            flex: 1;
            max-width: 600px;
        }

        .hero-text h2 {
            font-family: 'Montserrat', sans-serif;
            font-size: 48px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--dark);
        }

        .hero-text h2 span {
            color: var(--primary);
        }

        .hero-text p {
            font-size: 18px;
            color: var(--gray);
            margin-bottom: 30px;
            max-width: 500px;
        }

        .hero-image {
            flex: 1;
            display: flex;
            justify-content: flex-end;
        }

        .hero-image img {
            max-width: 100%;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 40px;
        }

        .stat {
            display: flex;
            flex-direction: column;
        }

        .stat-value {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
        }

        .stat-label {
            font-size: 14px;
            color: var(--gray);
        }

        .features {
    padding: 100px 0;
    background-image:
        linear-gradient(to bottom, white 0%, rgba(255,255,255,0) 15%),
        linear-gradient(to top, white 0%, rgba(255,255,255,0) 15%),
        url("signup/user/images/background.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-header h2 {
            font-family: 'Montserrat', sans-serif;
            font-size: 36px;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 15px;
        }

        .section-header p {
            font-size: 18px;
            color: var(--gray);
            max-width: 600px;
            margin: 0 auto;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .feature-card {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: center;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .feature-icon {
            width: 70px;
            height: 70px;
            background-color: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
        }

        .feature-icon i {
            font-size: 30px;
            color: var(--primary);
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 15px;
            color: var(--dark);
        }

        .feature-card p {
            color: var(--gray);
            font-size: 15px;
        }

        .scanner-demo {
            padding: 80px 0;
            background-color: var(--light);
        }

        .scanner-container {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .scanner-content {
            flex: 1;
        }

        .scanner-content h2 {
            font-family: 'Montserrat', sans-serif;
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--dark);
        }

        .scanner-content p {
            font-size: 16px;
            color: var(--gray);
            margin-bottom: 30px;
        }

        .scanner-features {
            display: flex;
            flex-direction: column;
            gap: 15px;
            margin-bottom: 30px;
        }

        .scanner-feature {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .scanner-feature i {
            color: var(--primary);
            font-size: 18px;
        }

        .scanner-visual {
            flex: 1;
            display: flex;
            justify-content: center;
            position: relative;
        }

        .scanner-box {
            width: 280px;
            height: 350px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: white;
            box-shadow: 0 10px 30px rgba(76, 175, 80, 0.3);
            position: relative;
            overflow: hidden;
        }

        .scanner-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('https://images.unsplash.com/photo-1576402187878-974f70c890a5?ixlib=rb-1.2.1&auto=format&fit=crop&w=500&q=80') center/cover;
            opacity: 0.2;
        }

        .scanner-screen {
            width: 220px;
            height: 220px;
            background-color: rgba(255, 255, 255, 0.9);
            border-radius: 10px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            position: relative;
            z-index: 1;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .scanner-line {
            width: 180px;
            height: 3px;
            background-color: var(--primary);
            margin: 10px 0;
            position: relative;
            animation: scan 2s infinite;
        }

        @keyframes scan {
            0% { transform: translateY(-40px); }
            50% { transform: translateY(40px); }
            100% { transform: translateY(-40px); }
        }

        .scanner-screen p {
            color: var(--dark);
            font-weight: 500;
            margin-top: 15px;
        }
        .community-hub {
    padding: 100px 0;
    background-image:
        linear-gradient(to bottom, white 0%, rgba(255,255,255,0) 15%),
        linear-gradient(to top, white 0%, rgba(255,255,255,0) 15%),
        url("signup/user/images/headerimg.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

        .community-container {
            display: flex;
            flex-direction: column;
            gap: 50px;
        }

        .community-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .community-header h2 {
            font-family: 'Montserrat', sans-serif;
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 15px;
            color: var(--white);
        }

        .community-header p {
            font-size: 18px;
            color: var(--white);
        }

        .community-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .community-card {
            background-color: var(--white);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .community-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }

        .community-icon {
            width: 60px;
            height: 60px;
            background-color: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .community-icon i {
            font-size: 24px;
            color: var(--primary);
        }

        .community-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 15px;
            color: var(--dark);
        }

        .community-card p {
            color: var(--gray);
            font-size: 15px;
            margin-bottom: 20px;
        }

        .community-stats {
            display: flex;
            justify-content: space-between;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid var(--light);
        }

        .community-stat {
            text-align: center;
        }

        .community-stat-value {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
        }

        .community-stat-label {
            font-size: 14px;
            color: var(--gray);
        }

        /* CTA Section */
        .cta {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: var(--white);
            text-align: center;
        }

        .cta h2 {
            font-family: 'Montserrat', sans-serif;
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .cta p {
            font-size: 18px;
            max-width: 600px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }

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

        .btn-light:hover {
            background-color: var(--light);
            transform: translateY(-2px);
            box-shadow: 0 6px 15px rgba(255, 255, 255, 0.2);
        }

        /* Footer */
        footer {
            background-color: var(--dark);
            color: var(--white);
            padding: 60px 0 30px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-column h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--primary);
        }

        .footer-column ul {
            list-style: none;
        }

        .footer-column ul li {
            margin-bottom: 12px;
        }

        .footer-column a {
            color: var(--gray);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-column a:hover {
            color: var(--primary);
            padding-left: 5px;
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            transition: var(--transition);
        }

        .social-links a:hover {
            background-color: var(--primary);
            transform: translateY(-3px);
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--gray);
            font-size: 14px;
        }

        /* Mobile Responsiveness */
        @media (max-width: 992px) {
            .hero-content {
                flex-direction: column;
                text-align: center;
            }

            .hero-text {
                margin-bottom: 40px;
            }

            .hero-stats {
                justify-content: center;
            }

            .scanner-container {
                flex-direction: column;
            }

            nav ul {
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                gap: 20px;
            }

            nav ul {
                flex-wrap: wrap;
                justify-content: center;
            }

            .hero-text h2 {
                font-size: 36px;
            }

            .section-header h2 {
                font-size: 30px;
            }

            .scanner-box {
                width: 240px;
                height: 300px;
            }

            .scanner-screen {
                width: 180px;
                height: 180px;
            }
        }

        @media (max-width: 576px) {
            .hero {
                padding: 60px 0;
            }

            .features, .scanner-demo, .community-hub {
                padding: 60px 0;
            }

            .hero-text h2 {
                font-size: 28px;
            }

            .hero-stats {
                flex-direction: column;
                gap: 20px;
            }

            .nav-buttons {
                flex-direction: column;
                width: 100%;
                max-width: 200px;
            }

            .btn {
                width: 100%;
                justify-content: center;
            }

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

        /*chatbot*/
        #chatbot-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 350px;
  background: white;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(223, 209, 209, 0.163);
  display: none;
  flex-direction: column;
  z-index: 1000;
  max-height: 500px;
}

#chatbot-header {
  background: #4CAF50;
  color: rgb(0, 0, 0);
  padding: 15px;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#chatbot-close {
  background: none;
  border: none;
  color: rgb(12, 11, 11);
  font-size: 20px;
  cursor: pointer;
}

#chatbot-messages {
  padding: 15px;
  overflow-y: auto;
  flex-grow: 1;
  max-height: 400px;
}

.message {
  margin-bottom: 10px;
  padding: 8px 12px;
  border-radius: 18px;
  max-width: 80%;
  color: rgb(0, 0, 0);
}

.user-message {
  background: #c1d9c3;
  margin-left: auto;
  border-bottom-right-radius: 5px;
}

.bot-message {
  background: #a1d0a4;
  margin-right: auto;
  border-bottom-left-radius: 5px;
}

#chatbot-input {
  display: flex;
  padding: 10px;
  border-top: 1px solid #ddd;
}

#chatbot-input input {
  flex-grow: 1;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 20px;
  margin-right: 10px;
}

#chatbot-input button {
  padding: 10px 15px;
  border-radius: 20px;
  background: #4CAF50;
  color: rgb(0, 0, 0);
  border: none;
  cursor: pointer;
}

#chatbot-input button:hover {
  background: #3e8e41;
}

#chatbot-button {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #4CAF50;
  color: rgb(0, 0, 0);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
  z-index: 999;
  transition: all 0.3s;
}

#chatbot-button:hover {
  transform: scale(1.1);
}

.chatbot-messages{
  color: rgb(0, 0, 0);
}

#chatbot-button img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
}

@media (max-width: 768px) {
  .hero h2 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  #chatbot-container {
    width: 90%;
    right: 5%;
    bottom: 80px;
  }
}