AI Form — Style Tendance Glassmorphism 2026

Extraits & Composants HTML 08/04/2026 12:00:00 angularforall.com
Bootstrap 5 Form Ai Glassmorphism Gradient Animation Css Dark Tendance Template Html Css Js

Formulaire HTML CSS JS style IA 2026 : glassmorphism, gradient aurora, placeholder animé, chips suggestions et bouton shimmer Bootstrap 5.

<!DOCTYPE html>
<html lang="fr">
<head>
    <meta charset="UTF-8" />
    <meta name="copyright" content="AngularForAll" />
    <meta name="author" content="AngularForAll" />
    <meta name="robots" content="noindex, nofollow" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="Cache-Control" content="public, max-age=604800" />
    <title>Snippet Form AI Style Bootstrap 5 202605020002 | AngularForAll</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css">
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css">
    <style>
        :root {
            --ai-purple: #7c3aed;
            --ai-cyan: #06b6d4;
            --ai-pink: #ec4899;
            --ai-glow: rgba(124, 58, 237, 0.5);
            --glass-bg: rgba(15, 12, 30, 0.75);
            --glass-border: rgba(124, 58, 237, 0.3);
            --input-bg: rgba(255, 255, 255, 0.05);
        }

        body {
            min-height: 100vh;
            background: #060612;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem 1rem;
            font-family: 'Segoe UI', system-ui, sans-serif;
            overflow-x: hidden;
        }

        /* Aurora background */
        .aurora-bg {
            position: fixed;
            inset: 0;
            z-index: 0;
            pointer-events: none;
        }
        .aurora-orb {
            position: absolute;
            border-radius: 50%;
            filter: blur(80px);
            opacity: 0.35;
            animation: float 8s ease-in-out infinite;
        }
        .aurora-orb:nth-child(1) {
            width: 500px; height: 500px;
            background: radial-gradient(circle, var(--ai-purple), transparent);
            top: -150px; left: -100px;
            animation-delay: 0s;
        }
        .aurora-orb:nth-child(2) {
            width: 400px; height: 400px;
            background: radial-gradient(circle, var(--ai-cyan), transparent);
            bottom: -100px; right: -100px;
            animation-delay: -3s;
        }
        .aurora-orb:nth-child(3) {
            width: 300px; height: 300px;
            background: radial-gradient(circle, var(--ai-pink), transparent);
            top: 50%; left: 60%;
            animation-delay: -5s;
        }
        @keyframes float {
            0%, 100% { transform: translateY(0) scale(1); }
            50% { transform: translateY(-30px) scale(1.05); }
        }

        /* Grid overlay */
        .grid-overlay {
            position: fixed;
            inset: 0;
            background-image:
                linear-gradient(rgba(124, 58, 237, 0.05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(124, 58, 237, 0.05) 1px, transparent 1px);
            background-size: 40px 40px;
            z-index: 0;
        }

        /* Main card */
        .ai-card {
            position: relative;
            z-index: 1;
            width: 100%;
            max-width: 540px;
            background: var(--glass-bg);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: 20px;
            padding: 2.5rem 2rem;
            border: 1px solid var(--glass-border);
            box-shadow: 0 0 0 1px rgba(255,255,255,0.04), 0 20px 60px rgba(0,0,0,0.5), 0 0 80px var(--ai-glow);
        }

        /* Glow border animation */
        .ai-card::before {
            content: '';
            position: absolute;
            inset: -1px;
            border-radius: 21px;
            background: linear-gradient(135deg, var(--ai-purple), var(--ai-cyan), var(--ai-pink), var(--ai-purple));
            background-size: 300% 300%;
            animation: gradient-border 4s linear infinite;
            z-index: -1;
            opacity: 0.6;
        }
        @keyframes gradient-border {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        /* Badge AI */
        .ai-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(124, 58, 237, 0.2);
            border: 1px solid rgba(124, 58, 237, 0.4);
            color: #a78bfa;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            padding: 0.3rem 0.75rem;
            border-radius: 999px;
            margin-bottom: 1rem;
        }
        .ai-badge .pulse-dot {
            width: 6px; height: 6px;
            border-radius: 50%;
            background: #a78bfa;
            animation: pulse-glow 1.5s ease-in-out infinite;
        }
        @keyframes pulse-glow {
            0%, 100% { box-shadow: 0 0 0 0 rgba(167, 139, 250, 0.6); }
            50% { box-shadow: 0 0 0 5px rgba(167, 139, 250, 0); }
        }

        /* Title */
        .ai-title {
            font-size: 1.65rem;
            font-weight: 800;
            background: linear-gradient(135deg, #fff 0%, #a78bfa 50%, #67e8f9 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 0.4rem;
        }
        .ai-subtitle {
            color: rgba(255,255,255,0.45);
            font-size: 0.88rem;
            margin-bottom: 1.5rem;
        }

        /* Chips suggestions */
        .chips-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
            margin-bottom: 1.5rem;
        }
        .chip {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.6);
            font-size: 0.75rem;
            padding: 0.3rem 0.75rem;
            border-radius: 999px;
            cursor: pointer;
            transition: all 0.2s;
            user-select: none;
        }
        .chip:hover, .chip.active {
            background: rgba(124, 58, 237, 0.25);
            border-color: rgba(124, 58, 237, 0.5);
            color: #a78bfa;
        }

        /* Form controls */
        .ai-label {
            color: rgba(255,255,255,0.55);
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 0.4rem;
            display: block;
        }
        .ai-input, .ai-textarea {
            width: 100%;
            background: var(--input-bg);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 10px;
            color: #fff;
            padding: 0.7rem 1rem;
            font-size: 0.9rem;
            transition: all 0.25s;
            outline: none;
        }
        .ai-input:focus, .ai-textarea:focus {
            background: rgba(124, 58, 237, 0.08);
            border-color: rgba(124, 58, 237, 0.5);
            box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
            color: #fff;
        }
        .ai-input::placeholder, .ai-textarea::placeholder {
            color: rgba(255,255,255,0.2);
        }
        .ai-textarea {
            resize: none;
            height: 110px;
            line-height: 1.5;
        }

        /* Input wrapper with icon */
        .input-icon-wrap {
            position: relative;
        }
        .input-icon-wrap .field-icon {
            position: absolute;
            left: 0.85rem;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(124, 58, 237, 0.6);
            font-size: 0.95rem;
            pointer-events: none;
        }
        .input-icon-wrap .ai-input {
            padding-left: 2.4rem;
        }

        /* Textarea counter */
        .char-counter {
            text-align: right;
            font-size: 0.72rem;
            color: rgba(255,255,255,0.25);
            margin-top: 0.3rem;
        }
        .char-counter.warn { color: #f59e0b; }

        /* Submit button */
        .ai-btn {
            position: relative;
            width: 100%;
            padding: 0.85rem;
            border: none;
            border-radius: 12px;
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            cursor: pointer;
            overflow: hidden;
            background: linear-gradient(135deg, var(--ai-purple), var(--ai-cyan));
            transition: all 0.3s;
            letter-spacing: 0.03em;
        }
        .ai-btn::before {
            content: '';
            position: absolute;
            top: 0; left: -100%;
            width: 100%; height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
            transition: left 0.5s;
        }
        .ai-btn:hover::before { left: 100%; }
        .ai-btn:hover {
            box-shadow: 0 0 30px rgba(124, 58, 237, 0.5);
            transform: translateY(-1px);
        }
        .ai-btn:active { transform: translateY(0); }
        .ai-btn .btn-spinner {
            display: none;
            width: 16px; height: 16px;
            border: 2px solid rgba(255,255,255,0.4);
            border-top-color: #fff;
            border-radius: 50%;
            animation: spin 0.7s linear infinite;
        }
        .ai-btn.loading .btn-text { display: none; }
        .ai-btn.loading .btn-spinner { display: inline-block; }
        @keyframes spin { to { transform: rotate(360deg); } }

        /* Success message */
        .success-msg {
            display: none;
            background: rgba(6, 182, 212, 0.1);
            border: 1px solid rgba(6, 182, 212, 0.3);
            border-radius: 10px;
            color: #67e8f9;
            padding: 0.85rem 1rem;
            font-size: 0.88rem;
            text-align: center;
            gap: 0.5rem;
        }
        .success-msg.show { display: flex; align-items: center; justify-content: center; }

        /* Footer powered */
        .ai-footer {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            margin-top: 1.5rem;
            color: rgba(255,255,255,0.2);
            font-size: 0.72rem;
            letter-spacing: 0.04em;
        }
        .ai-footer .dot-loader span {
            display: inline-block;
            width: 4px; height: 4px;
            border-radius: 50%;
            background: rgba(124, 58, 237, 0.5);
            animation: dot-bounce 1.2s ease-in-out infinite;
        }
        .ai-footer .dot-loader span:nth-child(2) { animation-delay: 0.2s; }
        .ai-footer .dot-loader span:nth-child(3) { animation-delay: 0.4s; }
        @keyframes dot-bounce {
            0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
            40% { transform: translateY(-5px); opacity: 1; }
        }

        /* Divider */
        .ai-divider {
            border: none;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
            margin: 1.5rem 0;
        }
    </style>
</head>
<body>

    <!-- Aurora background -->
    <div class="aurora-bg">
        <div class="aurora-orb"></div>
        <div class="aurora-orb"></div>
        <div class="aurora-orb"></div>
    </div>
    <div class="grid-overlay"></div>

    <!-- AI Form Card -->
    <div class="ai-card">

        <!-- Badge -->
        <div class="ai-badge">
            <span class="pulse-dot"></span>
            AI Assistant · Online
        </div>

        <!-- Title -->
        <h1 class="ai-title">Envoyer un message</h1>
        <p class="ai-subtitle">Décrivez votre besoin, notre IA vous répond en quelques secondes.</p>

        <!-- Chips suggestions -->
        <div class="chips-wrap" id="chips">
            <span class="chip" data-prompt="Génère du code TypeScript pour moi">⌨️ Code TypeScript</span>
            <span class="chip" data-prompt="Explique-moi un concept Angular">📖 Angular</span>
            <span class="chip" data-prompt="Optimise mes performances web">⚡ Performance</span>
            <span class="chip" data-prompt="Rédige un article technique">✍️ Rédaction</span>
            <span class="chip" data-prompt="Debug mon erreur">🐛 Debug</span>
        </div>

        <!-- Form -->
        <form id="aiForm" novalidate>
            <div class="row g-3">

                <!-- Name -->
                <div class="col-12 col-sm-6">
                    <label class="ai-label" for="aiName"><i class="bi bi-person me-1"></i>Nom</label>
                    <div class="input-icon-wrap">
                        <i class="bi bi-person-fill field-icon"></i>
                        <input type="text" id="aiName" class="ai-input" placeholder="Votre nom" autocomplete="off">
                    </div>
                </div>

                <!-- Email -->
                <div class="col-12 col-sm-6">
                    <label class="ai-label" for="aiEmail"><i class="bi bi-envelope me-1"></i>Email</label>
                    <div class="input-icon-wrap">
                        <i class="bi bi-envelope-fill field-icon"></i>
                        <input type="email" id="aiEmail" class="ai-input" placeholder="vous@exemple.com" autocomplete="off">
                    </div>
                </div>

                <!-- Subject -->
                <div class="col-12">
                    <label class="ai-label" for="aiSubject"><i class="bi bi-tag me-1"></i>Sujet</label>
                    <div class="input-icon-wrap">
                        <i class="bi bi-tag-fill field-icon"></i>
                        <input type="text" id="aiSubject" class="ai-input" placeholder="Quel est le sujet ?" autocomplete="off">
                    </div>
                </div>

                <!-- Prompt / Message -->
                <div class="col-12">
                    <label class="ai-label" for="aiPrompt"><i class="bi bi-chat-square-text me-1"></i>Votre prompt / message</label>
                    <textarea id="aiPrompt" class="ai-textarea" placeholder="Décrivez votre besoin en détail…" maxlength="500"></textarea>
                    <div class="char-counter"><span id="charCount">0</span> / 500</div>
                </div>

                <!-- Divider -->
                <div class="col-12"><hr class="ai-divider"></div>

                <!-- Submit -->
                <div class="col-12">
                    <button type="submit" class="ai-btn" id="aiSubmit">
                        <span class="btn-text d-flex align-items-center justify-content-center gap-2">
                            <i class="bi bi-stars"></i> Envoyer à l'IA
                        </span>
                        <span class="btn-spinner"></span>
                    </button>
                </div>

                <!-- Success -->
                <div class="col-12">
                    <div class="success-msg" id="successMsg">
                        <i class="bi bi-check-circle-fill text-info me-2"></i>
                        Message envoyé ! Notre IA traite votre demande…
                    </div>
                </div>

            </div>
        </form>

        <!-- Footer -->
        <div class="ai-footer">
            <span class="dot-loader">
                <span></span><span></span><span></span>
            </span>
            Powered by AI · AngularForAll.com
        </div>

    </div>

    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
    <script>
    (function () {
        'use strict';

        // Chips → fill textarea
        document.querySelectorAll('.chip').forEach(function (chip) {
            chip.addEventListener('click', function () {
                document.querySelectorAll('.chip').forEach(function (c) { c.classList.remove('active'); });
                chip.classList.add('active');
                var prompt = chip.getAttribute('data-prompt');
                var textarea = document.getElementById('aiPrompt');
                textarea.value = prompt;
                textarea.dispatchEvent(new Event('input'));
                textarea.focus();
            });
        });

        // Char counter
        var textarea = document.getElementById('aiPrompt');
        var counter  = document.getElementById('charCount');
        textarea.addEventListener('input', function () {
            var len = textarea.value.length;
            counter.textContent = len;
            counter.parentElement.classList.toggle('warn', len > 400);
        });

        // Form submit
        document.getElementById('aiForm').addEventListener('submit', function (e) {
            e.preventDefault();

            var btn = document.getElementById('aiSubmit');
            var success = document.getElementById('successMsg');

            // Minimal validation
            var name  = document.getElementById('aiName').value.trim();
            var email = document.getElementById('aiEmail').value.trim();
            var msg   = document.getElementById('aiPrompt').value.trim();
            if (!name || !email || !msg) {
                // Bootstrap validation shake using border-color toggle
                [document.getElementById('aiName'), document.getElementById('aiEmail'), document.getElementById('aiPrompt')].forEach(function (el) {
                    if (!el.value.trim()) {
                        el.style.borderColor = '#ec4899';
                        el.style.boxShadow = '0 0 0 3px rgba(236, 72, 153, 0.2)';
                        setTimeout(function () {
                            el.style.borderColor = '';
                            el.style.boxShadow = '';
                        }, 1800);
                    }
                });
                return;
            }

            // Loading state
            btn.classList.add('loading');
            btn.disabled = true;
            success.classList.remove('show');

            setTimeout(function () {
                btn.classList.remove('loading');
                btn.disabled = false;
                success.classList.add('show');
                document.getElementById('aiForm').reset();
                counter.textContent = '0';
                document.querySelectorAll('.chip').forEach(function (c) { c.classList.remove('active'); });
            }, 2000);
        });
    })();
    </script>
</body>
</html>

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