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

        :root {
            --primary: #2563eb;
            --primary-dark: #1e40af;
            --secondary: #0ea5e9;
            --accent: #f59e0b;
            --dark: #1e293b;
            --light: #f8fafc;
            --white: #ffffff;
            --gray: #64748b;
            --success: #10b981;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--dark);
            overflow-x: hidden;
        }

        /* Top Banner avec phrase roulante */
        .top-banner {
            background: linear-gradient(135deg, var(--dark) 0%, #334155 100%);
            color: var(--white);
            padding: 0.75rem 0;
            overflow: hidden;
            position: relative;
        }

        .banner-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        .scrolling-text {
            flex: 1;
            overflow: hidden;
            white-space: nowrap;
        }

        .scrolling-text span {
            display: inline-block;
            animation: scroll 20s linear infinite;
        }

        @keyframes scroll {
            0% { transform: translateX(100%); }
            100% { transform: translateX(-100%); }
        }

        .phone-number {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 600;
            font-size: 1.1rem;
            white-space: nowrap;
            color: var(--accent);
        }

        .phone-icon {
            font-size: 1.2rem;
            color: var(--accent) !important;
        }

        /* Header */
        header {
            /*background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);*/
            /* background: linear-gradient(135deg, var(--dark) 0%, lab(82.5% -81.3 77.34) 100%); */
            
            color: var(--white);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0,0,0,0.1);
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: bold;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

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

        .nav-links a {
            color: var(--white);
            text-decoration: none;
            transition: opacity 0.3s;
        }

        .nav-links a:hover {
            opacity: 0.8;
        }

        /* Hero Section avec formulaire */
        .hero-with-form {
            /*background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);*/
            padding: 4rem 2rem;
        }

        .hero-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 450px;
            gap: 3rem;
            align-items: start;
        }

        .hero-content-left {
            color: var(--white);
        }

        .hero-content-left h1 {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }

        .hero-image {
            width: 100%;
            border-radius: 15px;
            margin-top: 2rem;
            box-shadow: 0 10px 40px rgba(0,0,0,0.3);
        }

        /* Formulaire de devis */
        .quote-form-container {
            background: var(--white);
            border-radius: 15px;
            padding: 2rem;
            box-shadow: 0 10px 40px rgba(0,0,0,0.2);
            position: sticky;
            top: 100px;
        }

        .form-title {
            background: var(--accent);
            color: var(--white);
            padding: 1rem;
            margin: -2rem -2rem 2rem -2rem;
            border-radius: 15px 15px 0 0;
            text-align: center;
            font-size: 1.1rem;
            font-weight: 600;
        }

        .form-group {
            margin-bottom: 1.25rem;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 0.875rem;
            border: 1px solid #d1d5db;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }

        .form-group input:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .form-group input::placeholder {
            color: #9ca3af;
        }

        .privacy-text {
            font-size: 0.75rem;
            color: var(--gray);
            margin-bottom: 1.5rem;
            line-height: 1.4;
        }

        .submit-button {
            width: 100%;
            background: var(--accent);
            color: var(--white);
            padding: 1rem;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
        }

        .submit-button:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
        }

        /* Container */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* Sections */
        section {
            padding: 5rem 0;
        }

        .section-title {
            font-size: 2.5rem;
            text-align: center;
            margin-bottom: 1rem;
            color: var(--dark);
        }

        .section-subtitle {
            text-align: center;
            color: var(--gray);
            font-size: 1.1rem;
            margin-bottom: 3rem;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Professionals Grid */
        .professionals-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .professional-card {
            background: var(--white);
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
            transition: all 0.3s;
            border: 2px solid transparent;
        }

        .professional-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.12);
            border-color: var(--primary);
        }

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

        .professional-card h3 {
            color: var(--primary);
            margin-bottom: 0.5rem;
        }

        /* Features Section */
        .features {
            background: var(--light);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1.5rem;
        }

        .feature-card {
            background: var(--white);
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        }

        .feature-card .check {
            color: var(--success);
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
        }

        .feature-card h3 {
            color: var(--dark);
            margin-bottom: 0.75rem;
        }

        /* Guarantees Section */
        .guarantees-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .guarantee-card {
            background: var(--white);
            border-radius: 20px;
            padding: 2.5rem;
            box-shadow: 0 5px 30px rgba(0,0,0,0.1);
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }

        .guarantee-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
        }

        .guarantee-card.premium::before {
            background: linear-gradient(90deg, var(--accent), #ef4444);
        }

        .guarantee-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
        }

        .guarantee-header {
            margin-bottom: 1.5rem;
        }

        .guarantee-header h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin-bottom: 0.5rem;
        }

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

        .guarantee-list {
            list-style: none;
            margin-bottom: 1.5rem;
        }

        .guarantee-list li {
            padding: 0.75rem 0;
            border-bottom: 1px solid #e2e8f0;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .guarantee-list li:last-child {
            border-bottom: none;
        }

        .guarantee-list li::before {
            content: '✓';
            color: var(--success);
            font-weight: bold;
            font-size: 1.2rem;
        }

        /* Steps Section */
        .steps {
            background: var(--light);
        }

        .steps-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 3rem;
            margin-top: 3rem;
        }

        .step-card {
            text-align: center;
            position: relative;
        }

        .step-number {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            font-weight: bold;
            margin: 0 auto 1.5rem;
            box-shadow: 0 5px 20px rgba(37, 99, 235, 0.3);
        }

        .step-card h3 {
            color: var(--dark);
            margin-bottom: 1rem;
        }

        /* FAQ Section */
        .faq {
            background: var(--white);
        }

        .faq-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--light);
            border-radius: 10px;
            margin-bottom: 1rem;
            overflow: hidden;
            transition: all 0.3s;
        }

        .faq-question {
            padding: 1.5rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--dark);
        }

        .faq-question:hover {
            background: #e2e8f0;
        }

        .faq-answer {
            padding: 0 1.5rem 1.5rem;
            color: var(--gray);
            line-height: 1.8;
        }

        .faq-toggle {
            font-size: 1.5rem;
            color: var(--primary);
            transition: transform 0.3s;
        }

        /* CTA Final */
        .cta-final {
            background: linear-gradient(135deg, var(--dark) 0%, #334155 100%);
            color: var(--white);
            text-align: center;
            padding: 5rem 2rem;
        }

        .cta-final h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .cta-final p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }

        .cta-button {
            display: inline-block;
            background: var(--accent);
            color: var(--white);
            padding: 1rem 2.5rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.4);
        }

        /* Footer */
        footer {
            background: var(--dark);
            color: var(--white);
            padding: 2rem;
            text-align: center;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-container {
                grid-template-columns: 1fr;
            }

            .quote-form-container {
                position: relative;
                top: 0;
            }
        }

        @media (max-width: 768px) {
            .banner-content {
                flex-direction: column;
                gap: 0.5rem;
            }

            .scrolling-text span {
                animation: scroll 15s linear infinite;
            }

            .hero-content-left h1 {
                font-size: 1.8rem;
            }

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

            .nav-links {
                display: none;
            }

            .guarantees-grid {
                grid-template-columns: 1fr;
            }

            .professionals-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Smooth Scroll */
        html {
            scroll-behavior: smooth;
        }