* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        :root {
            --primary: #6a5af9;
            --secondary: #4d7cff;
            --accent: #ff4d8d;
            --success: #4cc9f0;
            --light: #f8f9fa;
            --dark: #212529;
            --background: #ffffff;
            --card-bg: #ffffff;
            --text: #333333;
            --border: #e0e0e0;
            --shadow: rgba(0, 0, 0, 0.08);
            --gradient-start: #6a5af9;
            --gradient-end: #4d7cff;
        }

        .dark-mode {
            --background: #121826;
            --card-bg: #1e293b;
            --text: #e2e8f0;
            --border: #334155;
            --shadow: rgba(0, 0, 0, 0.25);
            --gradient-start: #7e6af9;
            --gradient-end: #5d8bff;
        }

        body {
            background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
            color: var(--text);
            transition: background 0.5s ease;
            line-height: 1.6;
            min-height: 100vh;
            padding: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

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

        .header-container {
            text-align: center;
            margin: 30px 0;
            padding: 20px;
            color: white;
            width: 100%;
        }

        h1 {
            font-size: 2.8rem;
            margin-bottom: 10px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 15px;
        }

        .subtitle {
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0 auto;
            opacity: 0.9;
            font-weight: 300;
        }

        .card {
            background: var(--card-bg);
            border-radius: 16px;
            box-shadow: 0 10px 30px var(--shadow);
            padding: 30px;
            margin-bottom: 30px;
            border: 1px solid var(--border);
        }

        .card-title {
            font-size: 1.6rem;
            margin-bottom: 25px;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .tabs {
            display: flex;
            gap: 12px;
            margin-bottom: 25px;
            flex-wrap: wrap;
        }

        .tab {
            padding: 14px 24px;
            background: rgba(106, 90, 249, 0.1);
            border-radius: 12px;
            cursor: pointer;
            transition: all 0.3s ease;
            font-weight: 600;
            border: 2px solid transparent;
            color: var(--primary);
            font-size: 1rem;
            flex: 1;
            text-align: center;
            min-width: 160px;
        }

        .tab.active {
            background: var(--primary);
            color: white;
            border-color: rgba(255, 255, 255, 0.2);
        }

        .tab:hover:not(.active) {
            background: rgba(106, 90, 249, 0.2);
        }

        .tab-content {
            display: none;
        }

        .tab-content.active {
            display: block;
            animation: fadeIn 0.4s ease;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .form-group {
            margin-bottom: 25px;
        }

        label {
            display: block;
            margin-bottom: 10px;
            font-weight: 600;
            color: var(--text);
            font-size: 1rem;
        }

        input, select {
            width: 100%;
            padding: 14px 18px;
            border: 2px solid var(--border);
            border-radius: 12px;
            background: var(--card-bg);
            color: var(--text);
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        input:focus, select:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(106, 90, 249, 0.2);
        }

        .checkbox-group {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

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

        .checkbox-item input {
            width: auto;
        }

        .slider-container {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-top: 10px;
        }

        .slider {
            flex: 1;
            height: 10px;
            background: #e9ecef;
            border-radius: 5px;
            position: relative;
        }

        .slider-fill {
            position: absolute;
            height: 100%;
            background: var(--primary);
            border-radius: 5px;
            width: 50%;
        }

        .slider-handle {
            position: absolute;
            width: 24px;
            height: 24px;
            background: var(--primary);
            border-radius: 50%;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            cursor: pointer;
            box-shadow: 0 2px 8px rgba(0,0,0,0.2);
            transition: all 0.2s ease;
        }

        .slider-handle:hover {
            transform: translate(-50%, -50%) scale(1.1);
        }

        .slider-value {
            min-width: 40px;
            text-align: center;
            font-weight: 600;
            color: var(--primary);
        }

        .btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 16px 28px;
            border-radius: 12px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            box-shadow: 0 4px 15px rgba(106, 90, 249, 0.3);
        }

        .btn:hover {
            background: var(--secondary);
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(106, 90, 249, 0.4);
        }

        .btn:active {
            transform: translateY(0);
        }

        .btn-block {
            display: block;
            width: 100%;
        }

        .btn-accent {
            background: var(--accent);
            box-shadow: 0 4px 15px rgba(255, 77, 141, 0.3);
        }

        .btn-accent:hover {
            background: #ff2d7a;
            box-shadow: 0 6px 20px rgba(255, 77, 141, 0.4);
        }

        .results-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
            margin-top: 25px;
        }

        .result-card {
            background: var(--card-bg);
            border: 2px solid var(--border);
            border-radius: 12px;
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .result-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: var(--primary);
        }

        .result-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px var(--shadow);
            border-color: rgba(106, 90, 249, 0.3);
        }

        .username {
            font-weight: 600;
            word-break: break-word;
            font-size: 1.1rem;
            flex: 1;
        }

        .copy-btn {
            background: rgba(106, 90, 249, 0.1);
            border: none;
            color: var(--primary);
            cursor: pointer;
            font-size: 1.2rem;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            flex-shrink: 0;
        }

        .copy-btn:hover {
            background: var(--primary);
            color: white;
            transform: scale(1.1);
        }

        .theme-toggle {
            position: fixed;
            top: 25px;
            right: 25px;
            background: var(--card-bg);
            border: 2px solid var(--border);
            border-radius: 50%;
            width: 55px;
            height: 55px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 5px 15px var(--shadow);
            z-index: 100;
            transition: all 0.3s ease;
        }

        .theme-toggle:hover {
            transform: rotate(15deg);
            box-shadow: 0 7px 20px var(--shadow);
        }

        .notification {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--success);
            color: white;
            padding: 18px 28px;
            border-radius: 12px;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
            display: flex;
            align-items: center;
            gap: 15px;
            transform: translateY(120px);
            opacity: 0;
            transition: all 0.4s ease;
            z-index: 1000;
        }

        .notification.show {
            transform: translateY(0);
            opacity: 1;
        }

        .strength-meter {
            height: 10px;
            background: #e9ecef;
            border-radius: 5px;
            margin-top: 8px;
            overflow: hidden;
            position: relative;
        }

        .strength-fill {
            height: 100%;
            border-radius: 5px;
            transition: width 0.5s ease;
        }

        .strength-weak {
            background: #ff6b6b;
            width: 33%;
        }

        .strength-medium {
            background: #ffd166;
            width: 66%;
        }

        .strength-strong {
            background: #06d6a0;
            width: 100%;
        }

        .strength-labels {
            display: flex;
            justify-content: space-between;
            margin-top: 5px;
            font-size: 0.85rem;
            color: var(--text);
            opacity: 0.8;
        }

        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--text);
            opacity: 0.7;
        }

        .empty-state i {
            font-size: 3rem;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .footer {
            text-align: center;
            padding: 20px;
            color: white;
            width: 100%;
            font-size: 0.9rem;
            opacity: 0.8;
            margin-top: auto;
        }

        .deployment-instructions {
            background: white;
            border-radius: 16px;
            padding: 30px;
            margin-top: 30px;
            border: 1px solid #e0e0e0;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        }

        .deployment-instructions h2 {
            color: var(--primary);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .instructions-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .instruction-card {
            background: #f8f9fa;
            border-radius: 12px;
            padding: 20px;
            border: 1px solid #e9ecef;
        }

        .instruction-card h3 {
            color: var(--primary);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .step-list {
            padding-left: 20px;
        }

        .step-list li {
            margin-bottom: 12px;
        }

        .step-list li:last-child {
            margin-bottom: 0;
        }

        .file-structure {
            background: #2d2d2d;
            color: #f8f8f2;
            padding: 15px;
            border-radius: 8px;
            font-family: monospace;
            margin-top: 15px;
            font-size: 0.9rem;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .results-container {
                grid-template-columns: 1fr;
            }
            
            .tabs {
                flex-direction: column;
            }
            
            .tab {
                width: 100%;
            }
            
            h1 {
                font-size: 2.2rem;
            }
            
            .instructions-grid {
                grid-template-columns: 1fr;
            }
        }