/* --- CSS VARIABLES & RESET --- */
        :root {
            --primary: #ff4d6d;
            --primary-dark: #d63350;
            --secondary: #ff8fa3;
            --accent: #7209b7;
            --dark: #2d3436;
            --light: #f8f9fa;
            --white: #ffffff;
            --gradient: linear-gradient(135deg, var(--primary), var(--accent));
            --shadow: 0 10px 30px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--light);
            color: var(--dark);
            overflow-x: hidden;
        }

        /* --- HEADER --- */
        header {
            position: fixed;
            top: 0;
            width: 100%;
            padding: 15px 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            transition: var(--transition);
        }

        header.scrolled {
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: var(--shadow);
            padding: 10px 5%;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--white);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }

        header.scrolled .logo {
            color: var(--primary);
        }

        .logo span { color: var(--primary); }
        .logo:hover { transform: scale(1.05); }

        nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }

        nav a {
            text-decoration: none;
            color: var(--white);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        header.scrolled nav a { color: var(--dark); }

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

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

        .btn-header {
            padding: 10px 25px;
            background: var(--white);
            color: var(--primary);
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            animation: pulse 2s infinite;
            transition: var(--transition);
        }

        header.scrolled .btn-header {
            background: var(--primary);
            color: var(--white);
        }

        .btn-header:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(255, 77, 109, 0.4);
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7); }
            70% { box-shadow: 0 0 0 10px rgba(255, 255, 255, 0); }
            100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
        }

        /* --- HERO SECTION --- */
        .hero {
            height: 100vh;
            background: var(--gradient);
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            overflow: hidden;
            color: var(--white);
        }

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

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            padding: 20px;
            animation: fadeInUp 1s ease-out;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 0 2px 10px rgba(0,0,0,0.2);
        }

        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            opacity: 0.9;
        }

        .cta-group {
            display: flex;
            gap: 20px;
            justify-content: center;
        }

        .btn-primary {
            padding: 15px 40px;
            background: var(--white);
            color: var(--primary);
            border: none;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }

        .btn-primary:hover {
            transform: translateY(-5px) scale(1.05);
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }

        .btn-secondary {
            padding: 15px 40px;
            background: transparent;
            color: var(--white);
            border: 2px solid var(--white);
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }

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

        /* --- SECTIONS GENERAL --- */
        section {
            padding: 80px 10%;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 50px;
            color: var(--dark);
            position: relative;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--primary);
            margin: 15px auto 0;
            border-radius: 2px;
        }

        /* --- ABOUT SECTION --- */
        .about {
            background: var(--white);
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .about-img {
            flex: 1;
            min-width: 300px;
            height: 400px;
            background: url('../img/about.png') center/cover;
            border-radius: 20px;
            box-shadow: var(--shadow);
            opacity: 0;
            transform: translateX(-50px);
            transition: all 1s ease;
        }

        .about-img.visible {
            opacity: 1;
            transform: translateX(0);
        }

        .about-text {
            flex: 1;
            min-width: 300px;
            opacity: 0;
            transform: translateX(50px);
            transition: all 1s ease;
        }

        .about-text.visible {
            opacity: 1;
            transform: translateX(0);
        }

        .about-text p {
            font-size: 1.1rem;
            line-height: 1.8;
            color: #555;
        }

        /* --- CATEGORIES SECTION --- */
        .categories {
            background: #fff0f3;
        }

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

        .category-card {
            background: var(--white);
            padding: 30px;
            border-radius: 15px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: var(--transition);
            cursor: pointer;
            opacity: 0;
            transform: translateY(20px);
        }

        .category-card.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .category-card:hover {
            transform: scale(1.05) translateY(-10px);
            box-shadow: 0 15px 30px rgba(255, 77, 109, 0.2);
        }

        .category-card h3 {
            margin-bottom: 10px;
            color: var(--primary);
        }

        /* --- WHY CHOOSE US --- */
        .why-us {
            background: var(--white);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 40px;
        }

        .feature-item {
            text-align: center;
            padding: 20px;
            opacity: 0;
            transition: all 0.8s ease;
        }

        .feature-item.slide-left { transform: translateX(-50px); }
        .feature-item.slide-right { transform: translateX(50px); }
        .feature-item.slide-up { transform: translateY(50px); }

        .feature-item.visible {
            opacity: 1;
            transform: translate(0);
        }

        .icon-box {
            width: 80px;
            height: 80px;
            background: var(--secondary);
            border-radius: 50%;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--white);
        }

        /* --- REGISTER FORM --- */
        .register {
            background: var(--gradient);
            color: var(--white);
            text-align: center;
        }

        .register .section-title { color: var(--white); }
        .register .section-title::after { background: var(--white); }

        .form-container {
            background: rgba(255,255,255,0.95);
            max-width: 500px;
            margin: 0 auto;
            padding: 40px;
            border-radius: 20px;
            box-shadow: var(--shadow);
            color: var(--dark);
        }

        .form-step {
            display: none;
            animation: fadeIn 0.5s ease;
        }

        .form-step.active { display: block; }

        .input-group {
            margin-bottom: 20px;
            text-align: left;
        }

        .input-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }

        .input-group input, .input-group select {
            width: 100%;
            padding: 12px;
            border: 2px solid #ddd;
            border-radius: 8px;
            transition: var(--transition);
        }

        .input-group input:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 77, 109, 0.2);
        }

        .btn-form {
            width: 100%;
            padding: 12px;
            background: var(--primary);
            color: var(--white);
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-form:hover { background: var(--primary-dark); }

        .progress-bar {
            display: flex;
            justify-content: space-between;
            margin-bottom: 30px;
            position: relative;
        }

        .progress-bar::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            width: 100%;
            height: 2px;
            background: #ddd;
            z-index: 0;
        }

        .step-indicator {
            width: 30px;
            height: 30px;
            background: #ddd;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1;
            transition: var(--transition);
        }

        .step-indicator.active {
            background: var(--primary);
            color: var(--white);
        }

        /* --- TESTIMONIALS --- */
        .testimonials {
            background: var(--light);
            position: relative;
            overflow: hidden;
        }

        .carousel {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            min-height: 250px;
        }

        .testimonial-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            opacity: 0;
            transition: opacity 1s ease;
            text-align: center;
            padding: 20px;
        }

        .testimonial-slide.active {
            opacity: 1;
            position: relative;
        }

        .user-img {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            margin-bottom: 15px;
            border: 3px solid var(--primary);
        }

        .quote {
            font-style: italic;
            font-size: 1.2rem;
            margin-bottom: 15px;
            color: #555;
        }

        .user-name {
            font-weight: 700;
            color: var(--primary);
        }

        /* --- FOOTER --- */
        footer {
            background: var(--dark);
            color: var(--white);
            padding: 60px 10% 20px;
        }

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

        .footer-col h4 {
            margin-bottom: 20px;
            color: var(--secondary);
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .social-icons {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-icons a {
            color: var(--white);
            font-size: 1.2rem;
            transition: var(--transition);
        }

        .social-icons a:hover { color: var(--primary); transform: translateY(-3px); }

        .newsletter-form .input-group {
            margin-bottom: 15px;
        }

        .newsletter-form input {
            width: 100%;
            padding: 10px;
            border: none;
            border-radius: 5px;
        }

        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 15px;
            font-size: 0.9rem;
        }

        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #888;
        }

        /* --- MODALS --- */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.7);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2000;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }

        .modal-overlay.open {
            opacity: 1;
            visibility: visible;
        }

        .modal-content {
            background: var(--white);
            padding: 40px;
            border-radius: 15px;
            max-width: 600px;
            width: 90%;
            max-height: 80vh;
            overflow-y: auto;
            position: relative;
            transform: translateY(-50px);
            transition: var(--transition);
        }

        .modal-overlay.open .modal-content {
            transform: translateY(0);
        }

        .close-modal {
            position: absolute;
            top: 15px;
            right: 20px;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--dark);
        }

        /* --- TOAST NOTIFICATION --- */
        .toast {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--dark);
            color: var(--white);
            padding: 15px 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
            transform: translateY(100px);
            opacity: 0;
            transition: var(--transition);
            z-index: 3000;
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

        .toast.success { border-left: 5px solid #2ecc71; }

        /* --- ANIMATIONS --- */
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--white);
        }
        header.scrolled .menu-toggle { color: var(--dark); }

        @media (max-width: 768px) {
            nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--white);
                flex-direction: column;
                padding: 20px;
                box-shadow: var(--shadow);
            }
            nav ul.active { display: flex; }
            .menu-toggle { display: block; }
            .hero h1 { font-size: 2.5rem; }
            .cta-group { flex-direction: column; }
        }