.validation-error {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #e74c3c;
    color: white;
    padding: 15px 20px;
    border-radius: 8px;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    max-width: 350px;
    animation: slideIn 0.3s ease-out;
}

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

.close-btn {
    cursor: pointer;
    margin-left: 15px;
    font-size: 1.2rem;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Base Styles */
        :root {
            --primary: #6C63FF;
            --primary-dark: #564fd3;
            --secondary: #FF6584;
            --dark: #2A2A3C;
            --light: #F5F5F7;
            --gray: #8C8CA1;
            --success: #4CAF50;
            --warning: #FF9800;
            --danger: #F44336;
            --transition: all 0.3s ease;
        }

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

        body {
            font-family: 'Inter', sans-serif;
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: var(--light);
            line-height: 1.6;
            overflow-x: hidden;
        }

        body.dark-mode {
            background: linear-gradient(135deg, #0d0d17 0%, #0c1120 100%);
        }

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }

        /* Header Styles */
        header {
            background: rgba(26, 26, 46, 0.85);
            backdrop-filter: blur(10px);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.2);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

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


        .nav-links {
            display: flex;
            list-style: none;
        }

        .nav-links li {
            margin-left: 30px;
        }

        .nav-links a {
            color: var(--light);
            text-decoration: none;
            font-weight: 500;
            font-size: 1rem;
            position: relative;
            transition: var(--transition);
        }

        .nav-links a:hover, .nav-links a.active {
            color: var(--primary);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }

        .nav-links a:hover::after, .nav-links a.active::after {
            width: 100%;
        }

        .theme-toggle-container {
            margin-left: 20px;
        }

        .theme-toggle {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 30px;
            padding: 5px;
            cursor: pointer;
            transition: var(--transition);
        }

        .theme-toggle:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        .toggle-icon {
            font-size: 14px;
            padding: 0 5px;
            color: var(--light);
        }

        .toggle-switch {
            width: 24px;
            height: 24px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.3s ease;
        }

        .menu-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--light);
            cursor: pointer;
        }

        /* Hero Section with Particles */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            padding-top: 80px;
        }

        #particles-js {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
        }

        .hero h1 {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            background: linear-gradient(to right, #6C63FF, #FF6584);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.2;
        }

        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-button {
            display: inline-block;
            background: var(--primary);
            color: white;
            padding: 15px 35px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
            box-shadow: 0 10px 20px rgba(108, 99, 255, 0.3);
        }

        .cta-button:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 15px 25px rgba(108, 99, 255, 0.4);
        }

        .cta-button i {
            margin-left: 10px;
        }

        /* Contact Section */
        .contact-section {
            padding: 100px 0;
            background: rgba(26, 26, 46, 0.6);
            position: relative;
            overflow: hidden;
        }

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

        .section-title h2 {
            font-size: 2.5rem;
            margin-bottom: 15px;
            color: var(--light);
        }

        .section-title p {
            font-size: 1.1rem;
            color: var(--gray);
            max-width: 700px;
            margin: 0 auto;
        }

        .contact-container {
            display: flex;
            gap: 40px;
            background: rgba(42, 42, 60, 0.7);
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .contact-info {
            flex: 1;
            padding: 20px;
        }

        .contact-info h3 {
            font-size: 1.8rem;
            margin-bottom: 30px;
            color: var(--light);
        }

        .contact-method {
            display: flex;
            align-items: flex-start;
            margin-bottom: 30px;
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            background: rgba(108, 99, 255, 0.15);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 20px;
            flex-shrink: 0;
        }

        .contact-icon i {
            font-size: 1.5rem;
            color: var(--primary);
        }

        .contact-details h4 {
            font-size: 1.2rem;
            margin-bottom: 5px;
            color: var(--light);
        }

        .contact-details p {
            color: var(--gray);
            font-size: 0.95rem;
        }

        .contact-form {
            flex: 1;
            background: rgba(32, 32, 48, 0.8);
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
        }

        .form-row {
            display: flex;
            gap: 20px;
            margin-bottom: 20px;
        }

        .form-group {
            margin-bottom: 20px;
            flex: 1;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--light);
        }

        .form-control {
            width: 100%;
            padding: 15px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(26, 26, 46, 0.5);
            border-radius: 10px;
            color: var(--light);
            font-family: 'Inter', sans-serif;
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.2);
        }

        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }

        .submit-btn {
            width: 100%;
            padding: 16px;
            background: var(--primary);
            color: white;
            border: none;
            border-radius: 10px;
            font-weight: 600;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
            margin-top: 10px;
            box-shadow: 0 5px 15px rgba(108, 99, 255, 0.3);
        }

        .submit-btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(108, 99, 255, 0.4);
        }

        .submit-btn i {
            margin-left: 10px;
        }

        .success-message {
            display: none;
            background: rgba(76, 175, 80, 0.15);
            border: 1px solid rgba(76, 175, 80, 0.3);
            color: #4CAF50;
            padding: 15px;
            border-radius: 10px;
            margin-top: 20px;
            text-align: center;
            font-weight: 500;
        }

        /* Project Types */
        .project-types {
            padding: 100px 0;
            background: rgba(26, 26, 46, 0.6);
        }

        .types-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .type-card {
            background: rgba(42, 42, 60, 0.7);
            border-radius: 15px;
            padding: 30px;
            text-align: center;
            transition: var(--transition);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .type-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
            border-color: rgba(108, 99, 255, 0.3);
        }

        .type-icon {
            width: 70px;
            height: 70px;
            background: rgba(108, 99, 255, 0.15);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 25px;
            font-size: 1.8rem;
            color: var(--primary);
        }

        .type-card h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: var(--light);
        }

        .type-card p {
            color: var(--gray);
            font-size: 0.95rem;
        }

        /* Process Section */
        .process-section {
            padding: 100px 0;
            background: rgba(26, 26, 46, 0.6);
        }

        .process-container {
            background: rgba(42, 42, 60, 0.7);
            border-radius: 20px;
            padding: 40px;
            margin-top: 50px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .process-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-bottom: 60px;
        }

        .connecting-line {
            position: absolute;
            top: 30px;
            left: 0;
            right: 0;
            height: 4px;
            background: rgba(255, 255, 255, 0.1);
            z-index: 1;
        }

        .line-progress {
            height: 100%;
            background: var(--primary);
            width: 0%;
            transition: width 1s ease;
        }

        .step {
            width: 18%;
            text-align: center;
            position: relative;
            z-index: 2;
            opacity: 0.6;
            transition: var(--transition);
        }

        .step.active {
            opacity: 1;
        }

        .step-number {
            width: 60px;
            height: 60px;
            background: rgba(42, 42, 60, 0.9);
            border: 2px solid rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--light);
            margin: 0 auto 20px;
            transition: var(--transition);
        }

        .step.active .step-number {
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 5px 15px rgba(108, 99, 255, 0.3);
            transform: scale(1.1);
        }

        .step h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: var(--light);
        }

        .step p {
            font-size: 0.9rem;
            color: var(--gray);
        }

        .animation-controls {
            text-align: center;
        }

        .control-btn {
            background: rgba(108, 99, 255, 0.15);
            color: var(--primary);
            border: none;
            padding: 12px 25px;
            border-radius: 8px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
        }

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

        .control-btn i {
            margin-right: 8px;
        }

        /* FAQ Section */
        .faq-section {
            padding: 100px 0;
            background: rgba(26, 26, 46, 0.6);
        }

        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: rgba(42, 42, 60, 0.7);
            border-radius: 12px;
            margin-bottom: 20px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(108, 99, 255, 0.3);
        }

        .faq-question {
            padding: 20px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--light);
        }

        .faq-question i {
            transition: transform 0.3s ease;
        }

        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }

        .faq-answer p {
            padding: 0 0 20px;
            color: var(--gray);
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 0 20px 20px;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }

        /* Footer */
        footer {
            background: rgba(15, 15, 25, 0.9);
            padding: 80px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-column h3 {
            font-size: 1.3rem;
            margin-bottom: 25px;
            color: var(--light);
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }

        .footer-column p {
            color: var(--gray);
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .social-icons {
            display: flex;
            gap: 15px;
        }

        .social-icon {
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gray);
            transition: var(--transition);
        }

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

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 15px;
        }

        .footer-links a {
            color: var(--gray);
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
        }

        .footer-links a:hover {
            color: var(--primary);
            transform: translateX(5px);
        }

        .footer-links a i {
            margin-right: 10px;
            font-size: 0.8rem;
            color: var(--primary);
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--gray);
            font-size: 0.9rem;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .contact-container {
                flex-direction: column;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 80px;
                left: 0;
                right: 0;
                background: rgba(26, 26, 46, 0.95);
                flex-direction: column;
                padding: 20px;
                text-align: center;
            }

            .nav-links.active {
                display: flex;
            }

            .nav-links li {
                margin: 15px 0;
            }

            .menu-toggle {
                display: block;
            }

            .hero h1 {
                font-size: 2.8rem;
            }
        }

        @media (max-width: 768px) {
            .form-row {
                flex-direction: column;
                gap: 0;
            }

            .hero h1 {
                font-size: 2.3rem;
            }

            .section-title h2 {
                font-size: 2rem;
            }
        }

        @media (max-width: 576px) {
            .process-steps {
                flex-direction: column;
                gap: 50px;
            }

            .step {
                width: 100%;
                display: flex;
                align-items: center;
                text-align: left;
            }

            .step-number {
                margin: 0 20px 0 0;
            }

            .connecting-line {
                display: none;
            }

            .hero h1 {
                font-size: 2rem;
            }
        }