Code HTML et CSS de la barre de navigation pour startup IA

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Code HTML et CSS de la barre de navigation pour startup IA

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HTML

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Modern AI Startup Navbar</title>
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap" rel="stylesheet">
    <style>
        :root {
            --bg-color: #050505;
            --text-color: #ffffff;
            --accent-color: #7000ff;
            --secondary-text: #a1a1aa;
            --glass-bg: rgba(255, 255, 255, 0.03);
            --glass-border: rgba(255, 255, 255, 0.08);
        }

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

body {
            background-color: var(--bg-color);
            font-family: 'Inter', sans-serif;
            color: var(--text-color);
        }

/* Navbar Container */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            display: flex;
            justify-content: center;
            padding: 20px;
            z-index: 1000;
        }

.nav-content {
            width: 100%;
            max-width: 1200px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 24px;
            background: var(--glass-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--glass-border);
            border-radius: 100px;
            transition: all 0.3s ease;
        }

/* Logo */
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: 1.2rem;
            letter-spacing: -0.5px;
            cursor: pointer;
            text-decoration: none;
            color: var(--text-color);
        }

.logo-icon {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, #7000ff, #00d1ff);
            border-radius: 8px;
            position: relative;
        }

.logo-icon::after {
            content: '';
            position: absolute;
            inset: 6px;
            border: 2px solid white;
            border-radius: 4px;
        }

/* Nav Links */
        .nav-links {
            display: flex;
            gap: 32px;
            list-style: none;
        }

.nav-links a {
            text-decoration: none;
            color: var(--secondary-text);
            font-size: 0.9rem;
            font-weight: 500;
            transition: color 0.2s ease;
        }

.nav-links a:hover {
            color: var(--text-color);
        }

/* Action Buttons */
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

.btn-login {
            text-decoration: none;
            color: var(--secondary-text);
            font-size: 0.9rem;
            font-weight: 500;
            transition: color 0.2s ease;
        }

.btn-login:hover {
            color: var(--text-color);
        }

.btn-cta {
            background: var(--text-color);
            color: var(--bg-color);
            padding: 10px 20px;
            border-radius: 100px;
            font-size: 0.9rem;
            font-weight: 600;
            text-decoration: none;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

.btn-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 20px rgba(255, 255, 255, 0.15);
        }

/* Mobile Menu Toggle (Hidden by default) */
        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
        }

.mobile-toggle span {
            width: 20px;
            height: 2px;
            background: var(--text-color);
            border-radius: 2px;
        }

/* Hero placeholder to show scroll effect */
        .hero {
            height: 200vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding-top: 150px;
            background: radial-gradient(circle at top center, #1a1a1a 0%, #050505 100%);
        }

@media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .btn-login {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
        }
    </style>
</head>
<body>

<nav class="navbar">
        <div class="nav-content">
            <a href="#" class="logo">
                <div class="logo-icon"></div>
                <span>NeuralFlow</span>
            </a>

<ul class="nav-links">
                <li><a href="#features">Features</a></li>
                <li><a href="#solutions">Solutions</a></li>
                <li><a href="#models">Models</a></li>
                <li><a href="#pricing">Pricing</a></li>
            </ul>

<div class="nav-actions">
                <a href="#" class="btn-login">Log in</a>
                <a href="#" class="btn-cta">Get Started</a>
                <div class="mobile-toggle">
                    <span></span>
                    <span></span>
                </div>
            </div>
        </div>
    </nav>

<div class="hero">
        <h1 style="font-size: 4rem; text-align: center; margin-bottom: 20px;">The Future of Intelligence</h1>
        <p style="color: var(--secondary-text); font-size: 1.2rem;">Modern interfaces for the next generation of AI startups.</p>
    </div>

</body>
</html>

CSS