<!DOCTYPE html>
<html lang="pt-BR">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>BRTechOS PRO - Dashboard</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <style>
        /* ================= VARIÁVEIS DE TEMA ================= */
        :root {
            --primary: #00f2fe;
            --secondary: #4facfe;
            --bg-dark: #0f172a;
            --text-light: #f8fafc;
            --glass-bg: rgba(255, 255, 255, 0.05);
            --glass-border: rgba(255, 255, 255, 0.1);
            --glass-hover: rgba(255, 255, 255, 0.1);
        }

        body {
            margin: 0;
            font-family: 'Segoe UI', system-ui, sans-serif;
            background-color: var(--bg-dark);
            /* Fundo abstrato para destacar o efeito de vidro */
            background-image: 
                radial-gradient(circle at 15% 50%, rgba(79, 172, 254, 0.15), transparent 25%),
                radial-gradient(circle at 85% 30%, rgba(0, 242, 254, 0.15), transparent 25%);
            color: var(--text-light);
            display: flex;
            height: 100vh;
            overflow: hidden;
        }

        /* ================= CLASSE MESTRE GLASSMORPHISM ================= */
        .glass {
            background: var(--glass-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--glass-border);
            box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
            border-radius: 16px;
        }

        /* ================= MENU LATERAL ================= */
        .sidebar {
            width: 250px;
            padding: 20px;
            margin: 15px;
            display: flex;
            flex-direction: column;
            gap: 15px;
            transition: all 0.3s ease;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: bold;
            text-align: center;
            margin-bottom: 20px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .menu-item {
            padding: 12px 15px;
            border-radius: 10px;
            text-decoration: none;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 15px;
            transition: 0.3s;
        }
        .menu-item:hover, .menu-item.active {
            background: var(--glass-hover);
            border-left: 4px solid var(--primary);
        }

        /* ================= CONTEÚDO PRINCIPAL ================= */
        .main-content {
            flex: 1;
            padding: 15px 15px 15px 0;
            display: flex;
            flex-direction: column;
            gap: 20px;
            overflow-y: auto;
        }

        /* ================= BANNER DE ALERTA ================= */
        .alert-banner {
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-left: 4px solid #ff9800;
        }
        .btn-renovar {
            background: linear-gradient(45deg, #ff9800, #ff5722);
            color: white;
            border: none;
            padding: 8px 15px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
        }

        /* ================= CARDS DE RESUMO ================= */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }
        .stat-card {
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .stat-card i {
            font-size: 2rem;
            color: var(--primary);
        }

        /* ================= KANBAN BOARD ================= */
        .kanban-container {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 10px;
            flex: 1;
        }
        .kanban-column {
            min-width: 280px;
            display: flex;
            flex-direction: column;
            gap: 15px;
            padding: 15px;
        }
        .kanban-header {
            font-weight: bold;
            font-size: 1.1rem;
            display: flex;
            justify-content: space-between;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--glass-border);
        }
        .kanban-card {
            padding: 15px;
            cursor: grab;
            border-left: 4px solid var(--secondary);
            transition: transform 0.2s;
        }
        .kanban-card:active {
            cursor: grabbing;
            transform: scale(0.95);
        }
        .os-badge {
            background: rgba(0, 242, 254, 0.2);
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 0.8rem;
            color: var(--primary);
        }
    </style>
</head>
<body>

    <!-- Menu Lateral -->
    <nav class="sidebar glass">
        <div class="logo"><i class="fa-solid fa-microchip"></i> BRTechOS</div>
        <a href="#" class="menu-item active"><i class="fa-solid fa-chart-pie"></i> Dashboard</a>
        <a href="#" class="menu-item"><i class="fa-solid fa-clipboard-list"></i> Ordens de Serviço</a>
        <a href="#" class="menu-item"><i class="fa-solid fa-gamepad"></i> Aparelhos</a>
        <a href="#" class="menu-item"><i class="fa-solid fa-users"></i> Clientes</a>
        <a href="#" class="menu-item"><i class="fa-solid fa-wallet"></i> Financeiro</a>
        <a href="#" class="menu-item"><i class="fa-solid fa-box-open"></i> Pedidos/Peças</a>
        <a href="#" class="menu-item"><i class="fa-solid fa-gear"></i> Configurações</a>
    </nav>

    <!-- Conteúdo Principal -->
    <main class="main-content">
        
        <!-- Banner de Alerta -->
        <div class="alert-banner glass">
            <div>
                <i class="fa-solid fa-triangle-exclamation" style="color: #ff9800;"></i> 
                <strong>Atenção:</strong> Sua licença premium expira em 5 dias.
            </div>
            <button class="btn-renovar">Renovar Agora</button>
        </div>

        <!-- Cards de Estatísticas -->
        <div class="stats-grid">
            <div class="stat-card glass">
                <i class="fa-solid fa-screwdriver-wrench"></i>
                <div>
                    <h3>12</h3>
                    <span>OS em Aberto</span>
                </div>
            </div>
            <div class="stat-card glass">
                <i class="fa-solid fa-check-double"></i>
                <div>
                    <h3>5</h3>
                    <span>Prontos para Retirada</span>
                </div>
            </div>
            <div class="stat-card glass">
                <i class="fa-brands fa-whatsapp"></i>
                <div>
                    <h3 style="color: #25D366;">Conectado</h3>
                    <span>API WhatsApp</span>
                </div>
            </div>
        </div>

        <!-- Kanban Board -->
        <h2 style="margin-bottom: 0;">Fluxo de Trabalho (Kanban)</h2>
        <div class="kanban-container">
            <!-- Coluna 1 -->
            <div class="kanban-column glass" id="aberto" ondrop="drop(event)" ondragover="allowDrop(event)">
                <div class="kanban-header">
                    <span>Aberto / Fila</span> <span class="os-badge">2</span>
                </div>
                <div class="kanban-card glass" id="os1" draggable="true" ondragstart="drag(event)">
                    <div style="display: flex; justify-content: space-between;">
                        <span class="os-badge">OS #1004</span>
                        <i class="fa-brands fa-playstation"></i>
                    </div>
                    <p style="margin: 10px 0;"><strong>PS5 Fat</strong> - Não liga (bip e desliga)</p>
                    <small style="color: #aaa;"><i class="fa-regular fa-user"></i> João Silva</small>
                </div>
                <div class="kanban-card glass" id="os2" draggable="true" ondragstart="drag(event)">
                    <div style="display: flex; justify-content: space-between;">
                        <span class="os-badge">OS #1005</span>
                        <i class="fa-solid fa-laptop"></i>
                    </div>
                    <p style="margin: 10px 0;"><strong>Dell Inspiron</strong> - Tela Quebrada</p>
                    <small style="color: #aaa;"><i class="fa-regular fa-user"></i> Maria Clara</small>
                </div>
            </div>

            <!-- Coluna 2 -->
            <div class="kanban-column glass" id="analise" ondrop="drop(event)" ondragover="allowDrop(event)">
                <div class="kanban-header">
                    <span>Em Análise</span> <span class="os-badge">1</span>
                </div>
                <div class="kanban-card glass" id="os3" draggable="true" ondragstart="drag(event)">
                    <div style="display: flex; justify-content: space-between;">
                        <span class="os-badge">OS #1001</span>
                        <i class="fa-solid fa-laptop"></i>
                    </div>
                    <p style="margin: 10px 0;"><strong>MacBook Pro M1</strong> - Reparo em Placa</p>
                    <small style="color: #aaa;"><i class="fa-regular fa-user"></i> Carlos Santos</small>
                </div>
            </div>

            <!-- Coluna 3 -->
            <div class="kanban-column glass" id="pecas" ondrop="drop(event)" ondragover="allowDrop(event)">
                <div class="kanban-header">
                    <span>Aguardando Peças</span> <span class="os-badge">0</span>
                </div>
                <!-- Cartões caem aqui -->
            </div>
            
            <!-- Coluna 4 -->
            <div class="kanban-column glass" id="pronto" ondrop="drop(event)" ondragover="allowDrop(event)">
                <div class="kanban-header">
                    <span>Pronto / Testado</span> <span class="os-badge">0</span>
                </div>
                <!-- Cartões caem aqui -->
            </div>
        </div>

    </main>

    <!-- Script para o Drag and Drop do Kanban -->
    <script>
        function allowDrop(ev) {
            ev.preventDefault();
        }

        function drag(ev) {
            ev.dataTransfer.setData("text", ev.target.id);
        }

        function drop(ev) {
            ev.preventDefault();
            var data = ev.dataTransfer.getData("text");
            // Garante que o card seja solto dentro da coluna (e não dentro de outro card)
            var dropTarget = ev.target;
            while (!dropTarget.classList.contains('kanban-column')) {
                dropTarget = dropTarget.parentElement;
            }
            dropTarget.appendChild(document.getElementById(data));
        }
    </script>
</body>
</html>
