:root {
            --primary-blue: #012265;
            --secondary-blue: #1e40af;
            --accent-blue: #3b82f6;
            --light-blue: #dbeafe;
            --primary-yellow: #d3af08;
            --secondary-yellow: #fbbf24;
            --light-yellow: #fef3c7;
            --dark-text: #1f2937;
            --light-text: #6b7280;
            --bg-gradient: linear-gradient(135deg, #012265 0%, #1e40af 50%, #d3af08 100%);
            --card-bg: rgba(255, 255, 255, 0.95);
            --border-color: #e5e7eb;
            --shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
            --shadow-hover: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
        }

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

        body {
            font-family: 'Inter', sans-serif;
            background: var(--bg-gradient);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            color: var(--dark-text);
            animation: fadeIn 0.8s ease-out;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .container {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border-radius: 24px;
            box-shadow: var(--shadow);
            width: 100%;
            max-width: 600px;
            padding: 40px;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .container:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-5px);
        }

        .header {
            text-align: center;
            margin-bottom: 40px;
        }

        .header h1 {
            font-size: 2.5rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary-blue), var(--primary-yellow));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }

        .header .team-info {
            color: var(--light-text);
            font-size: 0.9rem;
            font-weight: 500;
        }

        .form-group {
            margin-bottom: 24px;
            animation: slideInUp 0.6s ease-out;
            animation-fill-mode: both;
        }

        .form-group:nth-child(1) { animation-delay: 0.1s; }
        .form-group:nth-child(2) { animation-delay: 0.2s; }
        .form-group:nth-child(3) { animation-delay: 0.3s; }
        .form-group:nth-child(4) { animation-delay: 0.4s; }
        .form-group:nth-child(5) { animation-delay: 0.5s; }
        .form-group:nth-child(6) { animation-delay: 0.6s; }
        .form-group:nth-child(7) { animation-delay: 0.7s; }
        .form-group:nth-child(8) { animation-delay: 0.8s; }
        .form-group:nth-child(9) { animation-delay: 0.9s; }

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

        .form-group.hidden {
            display: none;
        }

        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark-text);
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        select, input {
            width: 100%;
            padding: 16px 20px;
            border: 2px solid var(--border-color);
            border-radius: 16px;
            font-size: 1rem;
            font-family: 'Inter', sans-serif;
            background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            outline: none;
            appearance: none;
            cursor: pointer;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        }

        select {
            background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23012265' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
            background-repeat: no-repeat;
            background-position: right 16px center;
            background-size: 20px;
            padding-right: 50px;
        }

        select:focus, input:focus {
            border-color: var(--accent-blue);
            box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15), 0 8px 25px -5px rgba(59, 130, 246, 0.1);
            transform: translateY(-3px);
            background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
        }

        select:hover, input:hover {
            border-color: var(--secondary-blue);
            transform: translateY(-1px);
            box-shadow: 0 8px 25px -5px rgba(30, 64, 175, 0.15);
        }

        select:active {
            transform: translateY(0);
        }

        /* Limited option styling - only works in some browsers */
        option {
            padding: 12px 16px;
            font-family: 'Inter', sans-serif;
            font-size: 1rem;
            color: var(--dark-text);
            background-color: white;
            border: none;
        }

        option:hover {
            background-color: var(--light-blue);
            color: var(--primary-blue);
        }

        option:checked {
            background-color: var(--primary-blue);
            color: white;
        }

        option:disabled {
            color: var(--light-text);
            background-color: #f5f5f5;
        }

        .submit-btn {
            width: 100%;
            padding: 18px;
            background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-top: 20px;
            position: relative;
            overflow: hidden;
        }

        .submit-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transition: left 0.5s;
        }

        .submit-btn:hover::before {
            left: 100%;
        }

        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(1, 34, 101, 0.3);
        }

        .submit-btn:active {
            transform: translateY(-1px);
        }

        .result-section {
            margin-top: 40px;
            padding: 24px;
            background: linear-gradient(135deg, var(--light-blue), var(--light-yellow));
            border-radius: 16px;
            border: 2px solid rgba(1, 34, 101, 0.1);
            position: relative;
            overflow: hidden;
        }

        .result-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-blue), var(--primary-yellow));
        }

        .result-section h2 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 16px;
            color: var(--primary-blue);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        #result {
            font-family: 'JetBrains Mono', monospace;
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--dark-text);
            background: white;
            padding: 16px;
            border-radius: 8px;
            border: 1px solid rgba(1, 34, 101, 0.2);
            word-break: break-all;
            position: relative;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        #result:hover {
            background: #f8fafc;
            transform: scale(1.02);
        }

        #result:empty::before {
            content: 'Generated ID will appear here...';
            color: var(--light-text);
            font-style: italic;
            font-size: 1rem;
        }

        .copy-indicator {
            position: absolute;
            top: 8px;
            right: 12px;
            color: var(--primary-yellow);
            font-size: 0.9rem;
            opacity: 0;
            transition: opacity 0.3s ease;
            pointer-events: none;
        }

        .copy-indicator.show {
            opacity: 1;
        }

        .color-info-btn {
            position: fixed;
            bottom: 24px;
            right: 24px;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
            color: white;
            border: none;
            cursor: pointer;
            box-shadow: 0 8px 25px rgba(1, 34, 101, 0.3);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            z-index: 1000;
        }

        .color-info-btn:hover {
            transform: scale(1.1) rotate(15deg);
            box-shadow: 0 12px 35px rgba(1, 34, 101, 0.4);
        }

        .color-info-popup {
            position: fixed;
            bottom: 90px;
            right: 24px;
            background: white;
            border-radius: 20px;
            padding: 24px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
            opacity: 0;
            transform: scale(0.8) translateY(20px);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            pointer-events: none;
            z-index: 999;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(1, 34, 101, 0.1);
        }

        .color-info-popup.active {
            opacity: 1;
            transform: scale(1) translateY(0);
            pointer-events: all;
        }

        .color-item {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 16px;
            padding: 12px;
            border-radius: 12px;
            transition: all 0.3s ease;
        }

        .color-item:hover {
            background: #f8fafc;
            transform: translateX(4px);
        }

        .color-item:last-child {
            margin-bottom: 0;
        }

        .color-display {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            transition: transform 0.3s ease;
        }

        .color-display:hover {
            transform: scale(1.1);
        }

        .color-info {
            font-family: 'JetBrains Mono', monospace;
            font-size: 0.85rem;
            color: var(--dark-text);
            font-weight: 500;
        }

        .color-name {
            font-weight: 600;
            color: var(--primary-blue);
            margin-bottom: 4px;
        }

        .rgb-value {
            font-family: 'JetBrains Mono', monospace;
            font-size: 0.85rem;
            color: var(--light-text);
        }

        @media (max-width: 640px) {
            .container {
                padding: 24px;
                margin: 10px;
            }
            
            .header h1 {
                font-size: 2rem;
            }
            
            .color-info-popup {
                right: 12px;
                left: 12px;
                bottom: 90px;
            }
        }