/* Bloquea el cursor de texto en la página general */
body {
    user-select: none;
    -webkit-user-select: none; /* Para Safari/Chrome */
    cursor: default;
}

/* Le devuelve el permiso de escritura SOLAMENTE a los campos reales */
input, textarea, select, button {
    user-select: auto;
    -webkit-user-select: auto;
    cursor: auto;
}

:root {
    --bg-app: #0f172a;
    --bg-sidebar: #1e293b;
    --bg-card: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --border-color: #e2e8f0;
}

body {
    margin: 0;
    font-family: 'Segoe UI', system-ui, sans-serif;
    background-color: var(--bg-app);
    color: white;
}

.app-container {
    display: grid;
    grid-template-columns: 250px 1fr 380px; /* Las 3 columnas de la foto */
    height: 100vh;
}

/* SIDEBAR */
.sidebar {
    background-color: var(--bg-sidebar);
    padding: 20px;
    display: flex;
    flex-direction: column;
    border-right: 1px solid #334155;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent);
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar nav {
    flex-grow: 1;
}

.sidebar nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #94a3b8;
    text-decoration: none;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 5px;
    transition: 0.3s;
}

.sidebar nav a.active, .sidebar nav a:hover {
    background: #334155;
    color: white;
}

/* AREA CENTRAL */
.content-area {
    padding: 30px;
    overflow-y: auto;
    background-color: #f8fafc; /* Fondo gris claro para que resalten las cards blancas */
    color: var(--text-main);
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
    margin-bottom: 25px;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.step-number {
    background: var(--accent);
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.grid-layout {
    display: grid;
    grid-template-columns: 1fr 200px;
    gap: 20px;
}

.input-box {
    margin-bottom: 15px;
}

.input-box label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-muted);
}

.input-box input, .input-box textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.95rem;
}

.image-upload-zone {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    color: var(--text-muted);
    transition: 0.3s;
}

.image-upload-zone:hover {
    border-color: var(--accent);
    background: #eff6ff;
}

/* PANEL DERECHO */
.preview-panel {
    background: #f1f5f9;
    border-left: 1px solid var(--border-color);
    padding: 20px;
    display: flex;
    flex-direction: column;
    color: var(--text-main);
}

.pdf-mockup {
    background: white;
    flex-grow: 1;
    border-radius: 8px;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
    margin: 20px 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.total-floating {
    background: var(--bg-sidebar);
    color: white;
    padding: 20px;
    border-radius: 12px;
    text-align: center;
}

.btn-primary { background: var(--accent); color: white; border: none; padding: 10px 20px; border-radius: 8px; cursor: pointer; font-weight: bold;}
.btn-outline { background: transparent; border: 1px solid var(--border-color); padding: 10px 20px; border-radius: 8px; cursor: pointer;}