:root {
            --color-burgundy: #800020;
            --color-orange: #FF8C00;
            --color-green: #2E8B57;
            --color-pink: #FF69B4;
            --color-yellow: #FFD700;
            --color-blue: #1E90FF;
            --color-purple: #8A2BE2;
            
            --bg-light: #fdfbf7;
            --text-dark: #2c2c2c;
            --font-heading: 'Caveat', cursive;
            --font-body: 'Montserrat', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-light);
            color: var(--text-dark);
            overflow-x: hidden;
            line-height: 1.6;
        }


        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease-out, transform 0.8s ease-out;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }


        header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
            border-bottom: 3px solid var(--color-burgundy);
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-family: var(--font-heading);
            font-size: 2.5rem;
            color: var(--color-burgundy);
            text-decoration: none;
            font-weight: 700;
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        nav a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 600;
            position: relative;
            transition: color 0.3s;
        }

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

        nav a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 0;
            background-color: var(--color-orange);
            transition: width 0.3s;
        }

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

   
        .menu-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
        }


        #hero {
            height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            position: relative;
            overflow: hidden;
            padding-top: 80px;
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('https://image.qwenlm.ai/public_source/679205c7-9d95-4b6b-918c-2386d4e66c83/114e35809-3c95-4bac-bf62-31db5a3fb9de.png');
            background-size: cover;
            background-position: center;
            z-index: -1;
            transform: translateZ(0);
            will-change: transform;
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(255, 255, 255, 0.4);
            z-index: 0;
        }

        .hero-content {
            z-index: 1;
            background: rgba(255, 255, 255, 0.7);
            padding: 3rem;
            border-radius: 20px;
            border: 2px solid var(--color-purple);
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            max-width: 800px;
            margin: 0 20px;
        }

        .hero-title {
            font-family: var(--font-heading);
            font-size: 5rem;
            color: var(--color-burgundy);
            margin-bottom: 1rem;
            text-shadow: 2px 2px 0px rgba(255,255,255,0.5);
        }

        .hero-subtitle {
            font-size: 1.5rem;
            margin-bottom: 2rem;
            color: #444;
        }

        .btn {
            display: inline-block;
            padding: 1rem 2.5rem;
            background: linear-gradient(45deg, var(--color-orange), var(--color-pink));
            color: white;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.2rem;
            transition: transform 0.3s, box-shadow 0.3s;
            border: none;
            cursor: pointer;
            box-shadow: 0 5px 15px rgba(255, 140, 0, 0.4);
        }

        .btn:hover {
            transform: translateY(-3px) scale(1.05);
            box-shadow: 0 8px 20px rgba(255, 140, 0, 0.6);
        }

        #about {
            padding: 5rem 2rem;
            background-color: #fff;
        }

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

        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 3.5rem;
            color: var(--color-green);
            margin-bottom: 1.5rem;
            text-align: left;
        }

        .about-text p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }

        .about-img-container {
            position: relative;
        }

        .about-img {
            width: 100%;
            border-radius: 20px;
            border: 5px solid var(--color-yellow);
            box-shadow: 15px 15px 0px var(--color-blue);
            transition: transform 0.3s;
        }

        .about-img:hover {
            transform: rotate(-2deg);
        }

        #techniques {
            padding: 5rem 2rem;
            background: linear-gradient(135deg, #fff5f8 0%, #f0f8ff 100%);
        }

        .techniques-title {
            text-align: center;
            color: var(--color-burgundy);
            margin-bottom: 3rem;
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .card {
            background: white;
            padding: 2rem;
            border-radius: 20px;
            text-align: center;
            transition: transform 0.3s, box-shadow 0.3s;
            border: 2px solid transparent;
            position: relative;
            overflow: hidden;
        }

        .card:nth-child(1) { border-color: var(--color-orange); }
        .card:nth-child(2) { border-color: var(--color-green); }
        .card:nth-child(3) { border-color: var(--color-purple); }

        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }

        .card-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            display: block;
        }

        .card h3 {
            font-family: var(--font-heading);
            font-size: 2rem;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        .card-btn {
            margin-top: 1.5rem;
            padding: 0.8rem 1.5rem;
            border: 2px solid;
            background: transparent;
            border-radius: 30px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s;
        }

        .card:nth-child(1) .card-btn { border-color: var(--color-orange); color: var(--color-orange); }
        .card:nth-child(1) .card-btn:hover { background: var(--color-orange); color: white; }

        .card:nth-child(2) .card-btn { border-color: var(--color-green); color: var(--color-green); }
        .card:nth-child(2) .card-btn:hover { background: var(--color-green); color: white; }

        .card:nth-child(3) .card-btn { border-color: var(--color-purple); color: var(--color-purple); }
        .card:nth-child(3) .card-btn:hover { background: var(--color-purple); color: white; }

        #contact {
            padding: 5rem 2rem;
            background-color: #fff;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .contact-form {
            background: #f9f9f9;
            padding: 2.5rem;
            border-radius: 20px;
            border: 3px dashed var(--color-blue);
        }

        .contact-form__honeypot {
            position: absolute;
            left: -9999px;
            width: 1px;
            height: 1px;
            opacity: 0;
            pointer-events: none;
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--color-purple);
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 1rem;
            border: 2px solid #ddd;
            border-radius: 10px;
            font-family: var(--font-body);
            font-size: 1rem;
            transition: border-color 0.3s;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--color-blue);
        }

        .contact-img {
            width: 100%;
            border-radius: 20px;
            border: 5px solid var(--color-pink);
            box-shadow: -15px 15px 0px var(--color-yellow);
        }

        footer {
            background-color: var(--color-burgundy);
            color: white;
            padding: 3rem 2rem;
            text-align: center;
        }

        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }

        .social-links {
            display: flex;
            gap: 1.5rem;
        }

        .social-links a {
            color: white;
            font-size: 1.5rem;
            transition: color 0.3s;
        }

        .social-links a:hover {
            color: var(--color-yellow);
        }

        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 0.35rem 1rem;
            margin-bottom: 0.5rem;
        }

        .footer-legal a {
            color: rgba(255, 255, 255, 0.92);
            font-size: 0.85rem;
            text-decoration: underline;
            text-underline-offset: 2px;
        }

        .footer-legal a:hover {
            color: var(--color-yellow);
        }

        @media (max-width: 768px) {
            .hero-title { font-size: 3.5rem; }
            .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
            nav ul { display: none; } /* Simplified for demo, ideally hamburger menu */
            .menu-toggle { display: block; }
            
            nav.active ul {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: white;
                padding: 1rem;
                box-shadow: 0 5px 10px rgba(0,0,0,0.1);
            }
        }
.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 10px;
    font-weight: 600;
    text-align: center;
    display: none;
}

.form-message.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 2px solid #c3e6cb;
}

.form-message.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 2px solid #f5c6cb;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}