.gradient-bg {
            background: linear-gradient(135deg, #065f46 0%, #047857 50%, #059669 100%);
        }
        .dark .gradient-bg {
            background: linear-gradient(135deg, #1f2937 0%, #374151 50%, #4b5563 100%);
        }
        .search-focus {
            box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.3);
        }
        .startup-card {
            transition: all 0.3s ease;
        }
        .startup-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        .logo-container {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, #f3f4f6, #e5e7eb);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        }
        .dark .logo-container {
            background: linear-gradient(135deg, #374151, #4b5563);
        }
        .modal-overlay {
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(4px);
        }
        .form-slide-in {
            animation: slideIn 0.3s ease-out;
        }
        @keyframes slideIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Smooth Page Load Animations */
        .fade-in {
            opacity: 0;
            animation: fadeIn 0.8s ease-out forwards;
        }

        .fade-in-delay-1 {
            opacity: 0;
            animation: fadeIn 0.8s ease-out 0.2s forwards;
        }

        .fade-in-delay-2 {
            opacity: 0;
            animation: fadeIn 0.8s ease-out 0.4s forwards;
        }

        .fade-in-delay-3 {
            opacity: 0;
            animation: fadeIn 0.8s ease-out 0.6s forwards;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

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

        /* Enhanced smooth scrolling for all elements */
        * {
            scroll-behavior: smooth;
        }

        /* Ultra smooth scrolling with easing */
        @media (prefers-reduced-motion: no-preference) {
            html {
                scroll-behavior: smooth;
                scroll-padding-top: 2rem;
            }
        }

        /* Smooth transitions for all interactive elements */
        button, a, input, .startup-card {
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* Continuous Logo Scroll */
        .logos-scroll {
            display: flex;
            animation: scroll 20s linear infinite;
        }

        .logos-slide {
            display: flex;
            align-items: center;
            gap: 4rem;
            min-width: 100%;
        }

        .logo-item {
            font-size: 3rem;
            opacity: 0.7;
            transition: all 0.3s ease;
            flex-shrink: 0;
        }

        .logo-item:hover {
            opacity: 1;
            transform: scale(1.2);
        }

        @keyframes scroll {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-100%);
            }
        }

        /* Circuit Animation Styles */
        .circuit-search {
            position: relative;
            background: white;
            border: 1px solid transparent;
            border-radius: 50px;
            background-clip: padding-box;
        }

        .circuit-search::before {
            content: '';
            position: absolute;
            top: -1px;
            left: -1px;
            right: -1px;
            bottom: -1px;
            background: linear-gradient(45deg, 
                #ff0080, #ff8c00, #40e0d0, #ff0080, 
                #9400d3, #00ff00, #ff1493, #00bfff,
                #ff0080, #ff8c00, #40e0d0);
            background-size: 400% 400%;
            border-radius: 50px;
            z-index: -1;
            animation: circuitFlow 3s ease-in-out infinite;
        }

        @keyframes circuitFlow {
            0%, 100% {
                background-position: 0% 50%;
            }
            25% {
                background-position: 100% 0%;
            }
            50% {
                background-position: 100% 100%;
            }
            75% {
                background-position: 0% 100%;
            }
        }

        .circuit-search input {
            background: transparent;
            border: none;
            color: #374151;
            position: relative;
            z-index: 1;
        }

        .circuit-search input::placeholder {
            color: #6b7280;
        }

        .circuit-search input:focus {
            outline: none;
            box-shadow: 0 0 30px rgba(64, 224, 208, 0.2);
        }

        .circuit-button {
            background: linear-gradient(45deg, #00ff88, #00d4ff);
            border: none;
            position: relative;
            z-index: 2;
            transition: all 0.3s ease;
        }

        .circuit-button:hover {
            background: linear-gradient(45deg, #00d4ff, #ff0080);
            transform: scale(1.05);
            box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
        }

        /* Custom styling for cityFilter dropdown */
        #cityFilter {
            width: 100%; /* Full width on mobile */
            max-width: 300px; /* Limit width on larger screens */
            padding: 0.75rem 1rem; /* Add padding for better touch targets */
            font-size: 1rem; /* Ensure readability */
            border: 2px solid #059669; /* Green border for visibility */
            border-radius: 9999px; /* Fully rounded corners */
            background-color: #f9fafb; /* Light background */
            color: #374151; /* Dark text */
            appearance: none; /* Remove default dropdown arrow */
            background-image: url('data:image/svg+xml;charset=UTF-8,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="%23059669"%3E%3Cpath fill-rule="evenodd" d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z" clip-rule="evenodd"/%3E%3C/svg%3E');
            background-repeat: no-repeat;
            background-position: right 1rem center; /* Position the arrow */
            background-size: 1.5rem; /* Size of the arrow */
            transition: border-color 0.3s ease, box-shadow 0.3s ease; /* Smooth transitions */
        }

        #cityFilter:focus {
            border-color: #047857; /* Darker green on focus */
            box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.3); /* Green focus ring */
            outline: none; /* Remove default outline */
        }

        /* Ensure dropdown fits well on smaller screens */
        @media (max-width: 640px) {
            #cityFilter {
                max-width: 100%; /* Full width on small screens */
            }
        }