* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        :root {
            --dark-bg: #0a0e14;
            --darker-bg: #06090d;
            --card-bg: #131a25;
            --hacker-green: #00ff41;
            --neon-blue: #00d9ff;
            --text-light: #e0e0e0;
            --text-gray: #a0a0a0;
        }

        body {
            background-color: var(--dark-bg);
            color: var(--text-light);
            overflow-x: hidden;
            position: relative;
            background-image: 
                radial-gradient(circle at 10% 20%, rgba(0, 255, 65, 0.03) 0%, transparent 20%),
                radial-gradient(circle at 90% 80%, rgba(0, 217, 255, 0.03) 0%, transparent 20%),
                linear-gradient(to bottom, var(--darker-bg), var(--dark-bg));
        }

        .scanline {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 10px;
            background: rgba(0, 255, 65, 0.15);
            box-shadow: 0 0 15px 5px rgba(0, 255, 65, 0.3);
            z-index: 1000;
            animation: scan 4s linear infinite;
        }

        @keyframes scan {
            0% { top: 0; }
            50% { top: 100%; }
            100% { top: 0; }
        }

        .binary-fall {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: -1;
            overflow: hidden;
        }

        .binary-digit {
            position: absolute;
            color: rgb(9, 255, 0);
            font-size: 26px;
            font-family: monospace;
            animation: fall linear forwards;
        }

        @keyframes fall {
            to { transform: translateY(100vh); }
        }

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

        /* Header Styles */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            padding: 20px 0;
            z-index: 100;
            backdrop-filter: blur(10px);
            background: rgba(10, 14, 20, 0.85);
            border-bottom: 1px solid rgba(0, 255, 65, 0.1);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--hacker-green), var(--neon-blue));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--dark-bg);
        }

        .logo-text {
            font-size: 24px;
            font-weight: 700;
            background: linear-gradient(90deg, var(--hacker-green), var(--neon-blue));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -0.5px;
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: 35px;
        }

        nav a {
            text-decoration: none;
            color: var(--text-light);
            font-weight: 500;
            position: relative;
            padding: 5px 0;
            transition: all 0.3s ease;
        }

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

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

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

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--text-light);
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            padding-top: 100px;
            overflow: hidden;
        }

        .hero-content {
            max-width: 700px;
            z-index: 2;
        }

        .hero h1 {
            font-size: clamp(2.8rem, 6vw, 4.5rem);
            line-height: 1.1;
            margin-bottom: 25px;
            font-weight: 800;
        }

        .hero h1 span {
            background: linear-gradient(90deg, var(--hacker-green), var(--neon-blue));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: 1.25rem;
            margin-bottom: 40px;
            color: var(--text-gray);
            max-width: 600px;
            line-height: 1.7;
        }

        .hero-cta {
            display: flex;
            gap: 20px;
            margin-top: 30px;
        }

        .btn {
            padding: 16px 40px;
            border-radius: 8px;
            font-weight: 600;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 1.1rem;
            position: relative;
            overflow: hidden;
            z-index: 1;
        }

        .btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, var(--hacker-green), var(--neon-blue));
            z-index: -1;
            transition: transform 0.4s ease;
        }

        .btn-primary::before {
            transform: scaleX(1);
        }

        .btn-secondary::before {
            transform: scaleX(0);
        }

        .btn-primary {
            color: var(--dark-bg);
            border: none;
        }

        .btn-secondary {
            background: transparent;
            color: var(--hacker-green);
            border: 2px solid var(--hacker-green);
        }

        .btn-secondary:hover {
            color: var(--dark-bg);
        }

        .btn-secondary:hover::before {
            transform: scaleX(1);
        }

        .hero-image {
            position: absolute;
            right: -50px;
            top: 50%;
            transform: translateY(-50%);
            width: 50%;
            height: 80%;
            border-radius: 20px;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0.9;
            z-index: 0;
        }

        .hero-image::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('https://images.unsplash.com/photo-1563089145-599997674d42?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover;
        }

        .hero-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, var(--dark-bg) 20%, transparent 70%);
        }

        /* Join Section */
        .join-section {
            padding: 120px 0;
            position: relative;
        }

        .section-header {
            text-align: center;
            margin-bottom: 80px;
        }

        .section-title {
            font-size: 2.8rem;
            margin-bottom: 20px;
            background: linear-gradient(90deg, var(--hacker-green), var(--neon-blue));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-subtitle {
            color: var(--text-gray);
            max-width: 700px;
            margin: 0 auto;
            font-size: 1.2rem;
            line-height: 1.7;
        }

        .join-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
            margin-top: 60px;
        }

        .join-card {
            background: var(--card-bg);
            border-radius: 16px;
            overflow: hidden;
            transition: transform 0.4s ease, box-shadow 0.4s ease;
            position: relative;
            border: 1px solid rgba(0, 255, 65, 0.1);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }

        .join-card:hover {
            transform: translateY(-15px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(0, 255, 65, 0.2);
        }

        .card-header {
            padding: 30px 30px 20px;
            border-bottom: 1px solid rgba(0, 255, 65, 0.1);
        }

        .card-icon {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--hacker-green), var(--neon-blue));
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 28px;
            color: var(--dark-bg);
        }

        .card-title {
            font-size: 1.8rem;
            margin-bottom: 15px;
            color: var(--hacker-green);
        }

        .card-content {
            padding: 30px;
        }

        .card-list {
            list-style: none;
            margin: 25px 0;
        }

        .card-list li {
            margin-bottom: 15px;
            display: flex;
            gap: 12px;
            align-items: flex-start;
        }

        .card-list li::before {
            content: '✓';
            color: var(--hacker-green);
            font-weight: bold;
            flex-shrink: 0;
            margin-top: 3px;
        }

        .card-cta {
            margin-top: 30px;
            text-align: center;
        }

        
        /* ===== Footer ===== */
        footer {
            padding: 80px 0 40px;
            background: var(--darker-bg);
            position: relative;
            border-top: 1px solid rgba(0, 255, 65, 0.1);
        }

        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-box {
            padding: 20px;
        }

        .footer-box h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            color: var(--hacker-green);
        }

        .footer-box p {
            color: var(--text-gray);
            line-height: 1.7;
            margin-bottom: 15px;
        }

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

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

        .footer-box a {
            text-decoration: none;
            color: var(--text-gray);
            transition: color 0.3s;
        }

        .footer-box a:hover {
            color: var(--hacker-green);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 40px;
            border-top: 1px solid rgba(0, 255, 65, 0.1);
            color: var(--text-gray);
            font-size: 0.95rem;
            max-width: 1200px;
            margin: 0 auto;
            margin-top: 40px;
        }

        /* Animations */
        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-15px); }
            100% { transform: translateY(0px); }
        }

        .floating {
            animation: float 3s ease-in-out infinite;
        }

        /* Responsive Design */
        @media (max-width: 992px) {
            .hero-content {
                max-width: 100%;
            }
            
            .footer-container {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            nav ul {
                display: none;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .footer-container {
                grid-template-columns: 1fr;
            }
            
            .about-programs-container {
                flex-direction: column;
            }
        }
/* ===== Footer ===== */
footer {
  padding: 80px 0 40px;
  background: var(--darker-bg);
  border-top: 1px solid rgba(0, 255, 65, 0.1);
}

.footer-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  gap: 30px;
}

.footer-box {
  flex: 1 1 220px; /* allows flexible shrinking but keeps minimum width */
  min-width: 220px;
}

.footer-box h3 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  color: var(--hacker-green);
}

.footer-box p,
.footer-box li {
  color: var(--text-gray);
  line-height: 1.6;
}

.footer-box ul {
  list-style: none;
  padding: 0;
}

.footer-box li {
  margin-bottom: 10px;
}

.footer-box a {
  text-decoration: none;
  color: var(--text-gray);
  transition: color 0.3s ease;
}

.footer-box a:hover {
  color: var(--hacker-green);
}

.footer-bottom {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid rgba(0, 255, 65, 0.1);
  color: var(--text-gray);
  font-size: 0.9rem;
  max-width: 1200px;
  margin: 40px auto 0;
}

/* Responsive layout for small screens */
@media (max-width: 992px) {
  .footer-container {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 30px;
  }

  .footer-box {
    flex: 1 1 45%;
  }
}

@media (max-width: 600px) {
  .footer-box {
    flex: 1 1 100%;
  }
}